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1 publication order number : LC87F17C8A/d ? semiconductor component s industries, llc, 2014 november 2014 - rev. 0 ordering information see detailed ordering and shipping info rmation on page 36 of this data sheet. www.onsemi.com LC87F17C8A feature ? usb 2.0 full speed host/device controller ? 2 ports ? digital audio interface ? infrared remote control receiver ? 12-bit adc ? 12 channels ? usb voltage regulator integrated ? power-on reset/low-voltage detect reset function descriptions 1) ports - i/o ports 31 - usb ports 4 ( uad+, uad?, ubd+, ubd? ) - power supply pins 6 (vss1 to 3, vdd1 to 3) 2) timers ? 7 channels - timer 0 : 16-bit timer/counter with 2 capture registers. - timer 1 : 16-bit timer/counter that supports pwm/toggle output - timer 4 : 8-bit timer with a 6-bit prescaler - timer 5 : 8-bit timer with a 6-bit prescaler - timer 6 : 8-bit timer with a 6-bit prescaler (with toggle outputs) - timer 7 : 8-bit timer with a 6-bit prescaler (with toggle outputs) - base timer for watch (32.768khz crystal oscillation) 3) sio ? 5 channels - sio0 : synchronous serial interface automatic continuous data transmission - sio1 : 8-bit asynchronous/synchronous serial interface - sio4 : crc16 calculator circuit built in - smiic0 : single-master i 2 c/8-bit synchronous sio - smiic1 : single-master i 2 c/8-bit synchronous sio 4) full duplex uart - scuart2 : 8-level receive fifo buffer 5) pwm: variable frequency 12-bit pwm ? 2 channels 6) usb controller - host : supports full-speed and low-speed - device : supports up to 9 endpoints. full-speed. 7) digital audio interface - fs : 8khz/11.025khz/12khz/16khz/22. 05khz/24khz/32khz/44.1khz/48khz/96khz - left justified/right justified/ i 2 s format selectable 8) infrared remote controller receiver - supports data encoding systems su ch as ppm and manchester encoding. application ? ipod/iphone docking station * ipod and iphone are trademarks of apple inc., registered in the u.s. and other countries. cmos lsi 8-bit microcontroller with usb full-speed host/device controller 128k-byte flash rom / 81 92-byte ram / 48-pin pin assignment (top view) ubd+ ubd- owp0 p24/int7/sck4 p23/int4/si4 p22/int4/so4 p21/int4 p20/int4/int6 p07/an7/t7o/lrck p06/an6/t6o/bclk p05/an5/cko/sdat p04/an4/lrck_in p73/int3/t0in/rmin res xt1/an10 xt2/an11 v ss 1 cf1 cf2 v dd 1 p10/so0 p11/si0/sb0 p12/sck0 p13/so1/sm1ck 1 2 3 4 5 6 7 8 9 10 11 12 36 35 34 33 32 31 30 29 28 27 26 25 uad- uad+ v dd 3 v ss 3 ufilt afilt p32/int5 p31/scrx/int5 p30/sctx/int5 p70/int0/t0lcp/an8 p71/int1/t0hcp/an9 p72/int2/t0in 24 23 22 21 20 19 18 17 16 15 14 13 p03/an3/bclk_in p02/an2/sdat_in p01/an1 p00/an0/sdati v ss 2 v dd 2 pwm0/mclko pwm1/mclki p17/t1pwmh/buz/sm0ck p16/t1pwml/sm0da p15/sck1/sm0do/sm1do p14/si1/sb1/sm1da 37 38 39 40 41 42 43 44 45 46 47 48 LC87F17C8A * this product is licensed from silicon storage technology, inc. (usa). sqfp48(7x7)
LC87F17C8A www.onsemi.com 2 ports ? i/o ports 31 (p00 to p07, p10 to p17, p20 to p24, p30 to p32, p70 to p73, pwm0, pwm1, xt2) ? usb ports 4 (uad+, uad?, ubd+, ubd?) ? dedicated oscillator ports 2 (cf1, cf2) ? input-only port (also used for the oscillator) 1 (xt1) ? pll filter pins 2 (ufilt, afilt) ? reset pin 1 ( res ) ? debugger-dedicated pin 1 (owp0) ? power supply pins 6 (v ss 1 to 3, v dd 1 to 3) timers ? timer 0 : 16-bit timer/counter with 2 capture registers mode 0 : 8-bit timer with an 8-bit programmabl e prescaler (with two 8- bit capture registers) ? 2 channels mode 1 : 8-bit timer with an 8-bit programmable prescal er (with two 8-bit capture registers) + 8-bit counter (with two 8-bit capture registers) mode 2 : 16-bit timer with an 8-bit programmabl e prescaler (with two 16-bit capture registers) mode 3 : 16-bit counter (with two 16-bit capture registers) ? timer 1 : 16-bit timer/counter that supports pwm/toggle output mode 0 : 8-bit timer with an 8-bit prescaler (with toggle output) + 8-bit timer/counter with an 8-bit prescaler (with toggle output) mode 1 : 8-bit pwm with an 8-bit prescaler ? 2 channels mode 2 : 16-bit timer/counter with an 8-bit prescaler (with toggle output) (toggle output also possible from low-order 8 bits.) mode 3 : 16-bit timer with an 8-bit prescaler (with toggle output) (low-order 8 bits can be used as a pwm output.) ? timer 4 : 8-bit timer with a 6-bit prescaler ? timer 5 : 8-bit timer with a 6-bit prescaler ? timer 6 : 8-bit timer with a 6-bit prescaler (with toggle output) ? timer 7 : 8-bit timer with a 6-bit prescaler (with toggle output) ? base timer <1> the clock can be selected from among a subclo ck (32.768 khz crystal oscillator), low-speed rc oscillator clock, system clock, and timer 0 prescaler output. <2> interrupts programmable in 5 different time schemes. serial interfaces ? sio0 : synchronous serial interface <1> lsb first/msb first selectable <2> transfer clock cycle : 4/3 to 512/3 tcyc <3> continuous automatic data transmission (1 to 256 bits can be specified in 1-bit units) (suspension and resumption of data transfer possible in 1-byte units) ? sio1 : 8-bit asynchronous/synchronous serial interface mode 0 : synchronous 8-bit serial i/o (2- or 3-wire configuration, 2 to 512 tcyc transfer clock) mode 1 : asynchronous serial i/o (half-duplex, 8 data bits, 1 stop bit, 8 to 2048 tcyc baudrate) mode 2 : bus mode 1 (start bit, 8 data bits, 2 to 512 tcyc transfer clock) mode 3 : bus mode 2 (start detection, 8 data bits, stop detection) ? sio4 : synchronous serial interface <1> lsb first/msb first selectable <2> transfer clock cycle : 4/3 to 1020/3 tcyc <3> continuous automatic data transmission (1 to 8192 bytes can be specified in 1-byte units) (suspension and resumption of data transmission possible in 1-byte units or in word units) <4> clock polarity can be selected. <5> crc16 calculator circuit built- in ? smiic0 : single-master i 2 c/8-bit synchronous sio mode 0 : communication in single-master mode. mode 1 : 8-bit synchronous serial i/o (data msb first)
LC87F17C8A www.onsemi.com 3 ? smiic1 : single-master i 2 c/8-bit synchronous sio mode 0 : communication in single-master mode. mode 1 : 8-bit synchronous serial i/o (data msb first) full duplex uart ? scuart2 <1> data length : 7/8 bits selectable <2> stop bits : 1/2 bits selectable <3> parity bits : none/even parity/odd parity selectable <4> baudrate : 8/3 to 8192/3 tcyc <5> lsb first/msb first mode selectable <6> capable of smart card interface <7> 8-level receive fifo buffer 16-bit cyclic redundancy check (crc) calculator <1> user-programmable crc polynomial equation <2> 1 to 256 bytes can be specified <3> lsb first/msb first selectable ad converter: 12 bits 12 channels pwm: variable frequency 12-bit pwm 2 channels infrared remote control receiver circuit <1> noise rejection function (noise filter time constant: approx. 120 ? s when the 32.768 khz crystal oscillator is selected as the reference clock) <2> supports data encoding systems such as ppm (pulse position modulation) and manchester encoding. <3> x'tal hold mode release function usb interface ? host controller 2 ports <1> supports full-speed (12 mbps) and low-speed (1.5 mbps) operation. <2> supports four transfer types (con trol transfer, bulk transf er, interrupt transfer, an d isochronous transfer). ? device controller <1> supports full-speed operation. <2> supports up to 9 endpoints endpoint ep0 ep1 ep2 ep3 ep4 ep5 ep6 ep7 ep8 transfer type control ? - - - - - - - - bulk - ? ? ? ? ? ? ? ? interrupt - ? ? ? ? ? ? ? ? isochronous - ? ? ? ? ? ? ? ? max. payload 64 64 64 64 64 64 64 1023 1023 audio interface <1> sampling frequencies (fs) : 8 khz/11.025 khz/12 khz/16 khz/22.05 kh z/24 khz/32 khz/44.1 khz/48 khz/96khz <2> master clock : 256 fs/384 fs <3> bit clock : 48 fs/64 fs <4> data bit length : 16 bits/18 bits/20 bits/24 bits <5> lsb first/msb first selectable. <6> left justified/right justified/i 2 s format selectable watchdog timer ? internal counter watchdog timer <1> capable of generating an internal reset on an overflow of the timer running on the low-speed rc oscillator clock, or subclock. <2> operation in halt/hold mode can be selected from among ?continue count operation,? ?suspend operation,? and ?retain the count value.?
LC87F17C8A www.onsemi.com 4 clock output function <1> can output a clock with a clock rate of 1/1, 1/2, 1/4, 1/8, 1/16, 1/32, or 1/64 of the source oscillator clock selected as the system clock. <2> can output the source oscillator clock for the subclock. interrupts ? 49 sources, 10 vectors <1> provides three levels (low (l), high (h), and high est (x)) of multiplex interrupt control. any interrupt request of the level equal to or lower than the current interrupt level is not accepted. <2> when interrupt requests to two or more vector ad dresses occur at the same time, the interrupt of the highest level takes precedence over the other interrupt s. for interrupts of the same level, the interrupt into the lowest vector address is given priority. no. vector level interrupt source 1 00003h x or l int0 2 0000bh x or l int1 3 00013h h or l int2/t0l/int4 /uhc-a bus active/uhc-b bus active/usb bus active/remote control receive 4 0001bh h or l int3/int5/base timer/aif asynchronous counter 5 00023h h or l t0h/int6/uhc-a device connected, disconnected, resumed/smiic1 6 0002bh h or l t1l/t1h/int7/aif start/smiic0/uhc-b device connected, disconnected, resumed/ aif fifo empty 7 00033h h or l sio0/usb bus reset/usb suspend/scuart 2 receive completed/scuart2 receive fifo full 8 0003bh h or l sio1/sio4/usb endpoint/usb-sof/ scuart2 buffer empty/scuart2 tr ansmission completed/aif end 9 00043h h or l adc/t6/t7/uhc-ack/uhc-nak/uhc error/uhc-stall 10 0004bh h or l port 0/pwm0/pwm1/t4/t5/uhc-sof/crc ? priority levels x > h > l ? when interrupts of the same level occur at the same time, the interrupt with the lowest vector address is given priority. subroutine stack levels : up to 4096 levels (the stack is allocated in ram.) high-speed multiplication/division instructions ? 16 bits 8 bits (5 tcyc execution time) ? 24 bits 16 bits (12 tcyc execution time) ? 16 bits 8 bits (8 tcyc execution time) ? 24 bits 16 bits (12 tcyc execution time) oscillator circuit and pll ? medium-speed rc oscillator circuit (internal) : for system clock (approx. 1 mhz) ? low-speed rc oscillator circuit (internal) : for system clock, timer, and watchdog timer (approx. 30 khz) ? cf oscillator circuit : for system clock ? crystal oscillator circuit : for system clock and time-of-day clock ? pll circuit (internal) : for usb interface (see fig. 5) and audio interface (see fig. 6) internal reset functions ? power-on reset (por) function <1> por is activated at power-on. <2> por release voltage can be selected from 8 levels (1.67v, 1.97v, 2.07v, 2.37v, 2.57v, 2.87v, 3.86v, and 4.35v) by setting options. ? low voltage detection reset (lvd) function <1> lvd and por functions are combined to generate resets when power is turned on and when power voltage falls below a threshold level. <2> the use/disuse of the lvd function and the low voltage threshold level (7 levels: 1.91v, 2.01v, 2.31v, 2.51v, 2.81v, 3.79v, and 4.28v) can be selected by setting options.
LC87F17C8A www.onsemi.com 5 standby function ? halt mode : halts instruction execution while allowing the peripheral circuits to continue operation. (1) oscillators do not stop automatically. (2) there are three ways of releasing hold mode. <1> setting the reset pin to a low level. <2> generating a reset signal by watchdog timer or low-voltage detection <3> occurrence of an interrupt ? hold mode : suspends instruction execution and operation of the peripheral circuits. (1) the pll, cf, rc and crystal oscillators automatically stop operation. note : low-speed rc oscillator is controlled direc tly by the watchdog timer and its oscillation in standby mode is also controlled. (2) there are five ways of releasing hold mode. <1> setting the reset pin to a low level <2> generating a reset signal by the watchdog timer or low-voltage detection <3> establishing an interrupt source at one of int0, int1, int2, int4, and int5 pins * int0 and int1 hold mode release is available only when level detection is configured. <4> establishing an interrupt source at port 0 <5> establishing an bus active interrupt source in the usb host control circuit ? x'tal hold mode : suspends instruction execution and the operation of the peripheral circuits except the base timer and infrared remote control receiver circuit. (1) the pll, cf and rc oscillators automatically stop operation. note : low-speed rc oscillator is controlled direc tly by the watchdog timer and its oscillation in standby mode is also controlled. note : the low-speed rc oscillator retains the state that is established on entry into x'tal hold mode if the base timer is running with the low-spee d rc oscillator selected as the base timer input clock source. (2) the state of crystal oscillator established wh en the x'tal hold mode is entered is retained. (3) there are seven ways of releasing x'tal hold mode. <1> setting the reset pin to a low level <2> generating a reset signal by the watchdog timer or low-voltage detection <3> establishing an interrupt source at one of int0, int1, int2, int4, and int5 pins * int0 and int1 x?tal hold mode release is available only when level detection is configured. <4> establishing an interrupt source at port 0 <5> establishing an interrupt source in the base timer circuit <6> establishing an interrup t source in the infrared remote control receiver circuit <7> establishing an bus active interrupt source in the usb host control circuit package form ? sqfp48(77) pb-free and halogen free product development tools ? on-chip debugger : tcb87 - type c (1-wire communication cable) + LC87F17C8A flash rom programming board package programming board sqfp48 (77) w87f55256sq
LC87F17C8A www.onsemi.com 6 flash rom programmer maker model supported version device flash support group company (fsg) single af9709c rev. 03.28 or later 87f128ju flash support group company (fsg) + our company (note 1) onboard single/ganged af9101/af9103 (main unit) (fsg model) (note 2) LC87F17C8A sib87 type c (interface driver) (our company model) our company single/ganged skk/skk type c (sanyofws) application version 1.08 and later chip data version 2.47 and later lc87f17c8 onboard single/ganged skk-dbg type c (sanyofws) (further information on the af series) flash support group company (toa electronics, inc.) phone: 053-459-1050 e-mail: sales@j- fsg.co.jp note 1 : pc-less standalone onboard programming is possible using the fsg onboard programmer (af9101/af9103) and the serial interface driver (sib87 type c) provided by our company in pair. note 2 : dedicated programming device and program are required depending on the programming conditions. contact our company or fsg if you have any questions or difficulties regarding this matter.
LC87F17C8A www.onsemi.com 7 package dimensions unit : mm spqfp48 7x7 / sqfp48 case 131aj issue a xxxxx = specific device code y = year m = month ddd = additional traceability data generic marking diagram* *this information is generic. please refer to device data sheet for actual part marking. may or may not be present. xxxxxxxx ymddd xxxxx = specific device code y = year dd = additional traceability data xxxxxxxx ydd 7.0 0.1 12 0.5 (0.75) 0.10 7.0 0.1 9.0 0.2 9.0 0.2 48 0.18 0.10 1.7 max (1.5) 0.1 0.1 0 to 10 0.5 0.2 0.15 0.05 (unit: mm) 8.40 8.40 0.28 0.50 1.00 soldering footprint* note: the measurements are not to guarantee but for reference only. *for additional information on our pb-free strategy and soldering details, please download the on semiconductor soldering and mounting techniques reference manual, solderrm/d.
LC87F17C8A www.onsemi.com 8 pin assignment sqfp48(77) (pb-free and halogen free product) sqfp48 name sqfp48 name 1 p73/int3/t0in/rmin 25 p04/an4/lrck_in 2 res 26 p05/an5/cko/sdat 3 xt1/an10 27 p06/an6/t6o/bclk 4 xt2/an11 28 p07/an7/t7o/lrck 5 v ss 1 29 p20/int4/int6 6 cf1 30 p21/int4 7 cf2 31 p22/int4/so4 8 v dd 1 32 p23/int4/si4 9 p10/so0 33 p24/int7/sck4 10 p11/si0/sb0 34 owp0 11 p12/sck0 35 ubd ? 12 p13/so1/sm1ck 36 ubd+ 13 p14/si1/sb1/sm1da 37 uad ? 14 p15/sck1/sm0do/sm1do 38 uad+ 15 p16/t1pwml/sm0da 39 v dd 3 16 p17/t1pwmh/buz/sm0ck 40 v ss 3 17 pwm1/mclki 41 ufilt 18 pwm0/mclko 42 afilt 19 v dd 2 43 p32/int5 20 v ss 2 44 p31/scurx/int5 21 p00/an0/sdati 45 p30/scutx/int5 22 p01/an1 46 p70/int0/t0lcp/an8 23 p02/an2/sdat_in 47 p71/int1/t0hcp/an9 24 p03/an3/bclk_in 48 p72/int2/t0in ubd+ ubd- owp0 p24/iint7/sck4 p23/int4/si4 p22/int4/so4 p21/int4 p20/int4/int6 p07/an7/t7o/lrck p06/an6/t6o/bclk p05/an5/cko/sdat p04/an4/lrck_in p73/int3/t0in/rmin res xt1/an10 xt2/an11 v ss 1 cf1 cf2 v dd 1 p10/so0 p11/si0/sb0 p12/sck0 p13/so1/sm1ck 1 2 3 4 5 6 7 8 9 10 11 12 36 35 34 33 32 31 30 29 28 27 26 25 uad- uad+ v dd 3 v ss 3 ufilt afilt p32/int5 p31/scrx/int5 p30/sctx/int5 p70/int0/t0lcp/an8 p71/int1/t0hcp/an9 p72/int2/t0in 24 23 22 21 20 19 18 17 16 15 14 13 p03/an3/bclk_in p02/an2/sdat_in p01/an1 p00/an0/sdati v ss 2 v dd 2 pwm0/mclko pwm1/mclki p17/t1pwmh/buz/sm0ck p16/t1pwml/sm0da p15/sck1/sm0do/sm1do p14/si1/sb1/sm1da 37 38 39 40 41 42 43 44 45 46 47 48 LC87F17C8A top view
LC87F17C8A www.onsemi.com 9 system block diagram interrupt control rom standby control clock generator cf x?tal rc ir pla pc bus interface port 0 port 1 acc b register c register alu psw rar ram stack pointer watchdog timer base timer pwm1 int0 to int7 noise filter sio0 port 2 usb pll port 7 port 3 adc sio1 timer 0 timer 1 pwm0 timer 6 timer 7 scuart2 on-chip debugger usb host timer 4 timer 5 sio4 audio interface ifr control receiver circuit wdt reset control reset circuit ( lvd/por ) res smiic0 crc smiic1 usb device
LC87F17C8A www.onsemi.com 10 pin description pin name i/o description option v ss 1, v ss 2, v ss 3 - ? power supply no v dd 1, v dd 2 - +power supply no v dd 3 - usb reference voltage yes port 0 i/o ? 8-bit i/o port ? i/o can be specified in 1-bit units ? pull-up resistors can be turned on and off in 1-bit units. ? hold release input ? port 0 interrupt input ? pin functions ad converter input port : an0 to an7 (p00 to p07) p00 : audio interface sdat input p02 : audio through sdat input p03 : audio through bclk input p04 : audio through lrck input p05 : system clock output / audio interface sdat i/o p06 : timer 6 toggle output / audio interface bclk i/o p07 : timer 7 toggle output / audio interface lrck i/o yes p00 to p07 port 1 i/o ? 8-bit i/o port ? i/o can be specified in 1-bit units ? pull-up resistors can be turned on and off in 1-bit units. ? pin functions p10 : sio0 data output p11 : sio0 data input / bus i/o p12 : sio0 clock i/o p13 : sio1 data output / smiic1 clock i/o p14 : sio1 data input / bus i/o / smiic1 bus i/o / data input p15 : sio1 clock i/o / smiic0 data output (used in 3-wire sio mode) / smiic1 data output (used in 3-wire sio mode) p16 : timer 1 pwml output / smiic0 bus i/o / data input p17 : timer 1 pwmh output / buzzer output / smiic0 clock i/o yes p10 to p17 port 2 i/o ? 5-bit i/o port ? i/o can be specified in 1-bit units ? pull-up resistors can be turned on and off in 1-bit units. ? pin functions p20 to p23 : int4 input / hold re lease input / timer 1 event input / timer 0l capture input / timer 0h capture input p20 : int6 input / timer 0l capture 1 input p22 : sio4 data i/o p23 : sio4 data i/o p24 : int7 input / timer 0h ca pture 1 input / sio4 clock i/o interrupt acknowledge types yes p20 to p24 rising falling rising & falling h level l level int4 enable enable enable disable disable int6 enable enable enable disable disable int7 enable enable enable disable disable continued on next page.
LC87F17C8A www.onsemi.com 11 continued from preceding page. pin name i/o description option port 3 i/o ? 3-bit i/o port ? i/o can be specified in 1-bit units ? pull-up resistors can be turned on and off in 1-bit units. ? pin functions p30 to p32 : int5 input / hold re lease input / timer 1 event input / timer 0l capture input / timer 0h capture input p30 : scuart2 transmit p31 : scuart2 receive interrupt acknowledge types rising falling rising & falling h level l level int5 enable enable enable disable disable yes p30 to p32 port 7 i/o ? 4-bit i/o port ? i/o can be specified in 1-bit units ? pull-up resistors can be turned on and off in 1-bit units. ? pin functions p70 : int0 input / hold release input / timer 0l capture input p71 : int1 input / hold release input / timer 0h capture input p72 : int2 input / hold release input / timer 0 event input / timer 0l capture input / high-speed clock counter input p73 : int3 input (input with noise filter) / timer 0 event input / timer 0h capture input / infrared remote control receiver input ad converter input port: an8 (p70), an9 (p71) interrupt acknowledge types rising falling rising & falling h level l level int0 enable enable disable enable enable int1 enable enable disable enable enable int2 enable enable enable disable disable int3 enable enable enable disable disable no p70 to p73 pwm0 pwm1 i/o pwm0 and pwm1 output port general-purpose input port ? pin functions pwm0 : audio interface master clock output pwm1 : audio interface master clock input no uad ? uad+ i/o usb-a port data i/o pin no ubd ? ubd+ i/o usb-b port data i/o pin no ufilt i/o usb interface pll filter circuit connection pin (see fig.5) no afilt i/o audio interface pll filter circuit connection pin (see fig.6) no res i/o external reset input / internal reset output no xt1 i ? 32.768 khz crystal resonator input ? pin functions general-purpose input port ad converter input port: an10 no xt2 i/o ? 32.768 khz crystal resonator output ? pin functions general-purpose i/o port ad converter input port: an11 no cf1 i ceramic/crystal resonator input no cf2 o ceramic/crystal resonator output no owp0 i/o dedicated debugger port no
LC87F17C8A www.onsemi.com 12 on-chip debugger pin treatment for the treatment of the on-chip debugger pins, refer to the separately available documents entitled "rd87 on-chip debugger installation manual." recommended unused pin treatment pin name recommended unused pin treatment board software p00 to p07 open set output low. p10 to p17 open set output low. p20 to p24 open set output low. p30 to p32 open set output low. p70 to p73 open set output low. pwm0, pwm1 open set output low. uad+, uad ? open set output low. ubd+, ubd ? open set output low. xt1 pull-down with a resistor of 100k ? or lower. - xt2 open set output low. owp0 pull-down with a 100k ? resistor. - port output types the table below lists the type of port output and the presence/absence of a pull-up resistor. data can be read into any input port even if it is in output mode. port name option selected in units of option type output type pull-up resistor p00 to p07 p10 to p17 p20 to p24 p30 to p32 1 bit 1 cmos programmable 2 n-channel open drain programmable p70 - no n-channel open drain programmable p71 to p73 - no cmos programmable pwm0, pwm1 - no cmos no uad+, uad ? ubd+, ubd ? - no cmos no xt1 - no input only no xt2 - no 32.768khz crystal resonator output (n-channel open drain when in general-purpose output mode) no
LC87F17C8A www.onsemi.com 13 user option table option name option to be applied on flash-rom version option selected in units of option selection port output type p00 to p07 1 bit cmos n-channel open drain p10 to p17 1 bit cmos n-channel open drain p20 to p24 1 bit cmos n-channel open drain p30 to p32 1 bit cmos n-channel open drain program start address - - 00000h 1fe00h usb regulator usb regulator - use non-use usb regulator (hold mode) - use non-use usb regulator (halt mode) - use non-use low-voltage detection reset function detection function - enable : use disable : non-use detection level - 7 levels power-on reset function power-on reset level - 8 levels
LC87F17C8A www.onsemi.com 14 usb reference power option when a voltage 4.5 to 5.5v is supplied to v dd 1 and the internal usb reference voltage circuit is activated, the reference voltage for usb port output is generated. the act ive/inactive state of the reference voltage circuit can be switched by selecting an option. the procedure for making the option selection is described below. option settings (1) (2) (3) (4) usb regulator use use use non-use usb regulator at hold mode use non-use non-use non-use usb regulator at halt mode use non-use use non-use reference voltage circuit state normal mode active active active inactive hold mode active inactive inactive inactive halt mode active inactive active inactive ? when the usb reference voltage circuit is made inactive, the level of the reference voltage for the usb port output is equal to v dd 1. ? selection (2) or (3) can be used to set the refere nce voltage circuit inactiv e in hold or halt mode. ? when the reference voltage circuit is activated, the current drain increases by approximately 100a compared with when the reference voltage circuit is inactive. example 1 : v dd 1=v dd 2=3.3v ? inactivating the reference voltage circuit (selection (4)). ? connecting v dd 3 to v dd 1 and v dd 2. example 2 : v dd 1=v dd 2=5.0v ? activating the reference voltage circuit (selection (1)). ? isolating v dd 3 from v dd 1 and v dd 2, and connecting capacitor between v dd 3 and v ss . note : do not apply the voltage of more than 3.6v to uad+, uad ? ? when the reference vo ltage circuit is active . v ss 1 v ss 2v ss 3 v dd 1 v dd 2 v dd 3 power supply 3.3v ic uad+ /ubd+ uad- / ubd- ufilt to usb connector 100 ? 2.2 ? f 27 t o 33 ? ? 2.2 ? f 2.2 ? f uad+ /ubd+ uad- / ubd- to usb connector 27 t o 33 ?
LC87F17C8A www.onsemi.com 15 absolute maximum ratings at ta = 25c, v ss 1 = v ss 2 = v ss 3 = 0v parameter symbol pin/remarks conditions specification v dd [v] min typ max unit maximum supply voltage v dd max v dd 1, v dd 2, v dd 3 v dd 1=v dd 2=v dd 3 ? 0.3 +6.5 v input voltage v i (1) xt1, cf1, res ? 0.3 v dd +0.3 input/output voltage v io (1) ports 0, 1, 2, 3, 7 pwm0, pwm1, xt2 ? 0.3 v dd +0.3 high level output current peak output current ioph(1) ports 0, 1, 2 ? when cmos output type is selected ? per 1 applicable pin ? 10 ma ioph(2) pwm0, pwm1 ? per 1 applicable pin ? 20 ioph(3) port 3 p71 to p73 ? when cmos output type is selected ? per 1 applicable pin ? 5 average output current (note 1-1) iomh(1) ports 0, 1, 2 ? when cmos output type is selected ? per 1 applicable pin ? 7.5 iomh(2) pwm0, pwm1 per 1 applicable pin ? 15 iomh(3) port 3 p71 to p73 ? when cmos output type is selected ? per 1 applicable pin ? 3 total output current ? ioah(1) ports 0, 2 total current of all applicable pins ? 25 ? ioah(2) port 1 pwm0, pwm1 total current of all applicable pins ? 25 ? ioah(3) ports 0, 1, 2 pwm0, pwm1 total current of all applicable pins ? 45 ? ioah(4) port 3 p71 to p73 total current of all applicable pins ? 10 ? ioah(5) uad+, uad ? ubd+, ubd ? total current of all applicable pins ? 50 low level output current peak output current iopl(1) p02 to p07 ports 1, 2 pwm0, pwm1 per 1 applicable pin 20 iopl(2) p00, p01 per 1 applicable pin 30 iopl(3) ports 3, 7 xt2 per 1 applicable pin 10 average output current (note 1-1) ioml(1) p02 to p07 ports 1, 2 pwm0, pwm1 per 1 applicable pin 15 ioml(2) p00, p01 per 1 applicable pin 20 ioml(3) ports 3, 7 xt2 per 1 applicable pin 7.5 total output current ? ioal(1) ports 0, 2 total current of all applicable pins 45 ? ioal(2) port 1 pwm0, pwm1 total current of all applicable pins 45 ? ioal(3) ports 0, 1, 2 pwm0, pwm1 total current of all applicable pins 80 ? ioal(4) ports 3, 7 xt2 total current of all applicable pins 15 ? ioal(5) uad+, uad ? ubd+, ubd ? total current of all applicable pins 50 note 1-1 : the average output current is an average of current values measured over 100ms intervals. continued on next page.
LC87F17C8A www.onsemi.com 16 continued from preceding page. parameter symbol pin/remarks conditions specification v dd [v] min typ max unit allowable power dissipation pd max sqfp48(7 ? 7) ta= ? 40 to +85c 140 mw operating ambient temperature topr ? 40 +85 c storage ambient temperature tstg ? 55 +125 allowable operating conditions at ta = ? 40c to +85c, v ss 1 = v ss 2 = v ss 3 = 0v parameter symbol pin/remarks conditions specification v dd [v] min typ max unit operating supply voltage (note 2-1) v dd (1) v dd 1=v dd 2=v dd 3 0.245 ? s tcyc 200 ? s 3.0 5.5 v 0.245 ? s tcyc 0.383 ? s usb circuit active. 3.0 5.5 0.490 ? s tcyc 200 ? s except for onboard programming mode 2.7 5.5 memory retention supply voltage vhd v dd 1=v dd 2=v dd 3 ram and register contents are retained in hold mode 2.0 5.5 high level input voltage v ih (1) ports 0, 1, 2, 3, 7 pwm0, pwm1 2.7 to 5.5 0.3v dd +0.7 v dd v ih (2) xt1, xt2, cf1, res 2.7 to 5.5 0.75v dd v dd low level input voltage v il (1) ports 1, 2, 3, 7 4.0 to 5.5 v ss 0.1v dd +0.4 v il (2) 2.7 to 4.0 v ss 0.2v dd v il (3) port 0 pwm0, pwm1 4.0 to 5.5 v ss 0.15v dd +0.4 v il (4) 2.7 to 4.0 v ss 0.2v dd v il (5) xt1, xt2, cf1, res 2.7 to 5.5 v ss 0.25v dd instruction cycle time (note 2-2) tcyc 3.0 to 5.5 0.245 200 ? s usb circuit active. 3.0 to 5.5 0.245 0.383 except for onboard programming mode 2.7 to 5.5 0.490 200 note 2-1 : v dd must be held greater than or equal to 3.0v in the flash rom onboard programming mode. note 2-2 : relationship between tcyc and oscillation frequenc y is 3/fmcf at a division ratio of 1/1 and 6/fmcf at a division ratio of 1/2. continued on next page. stresses exceeding those listed in the maximum ratings table may damage the device. if any of these limits are exceeded, device functionality should n ot be assumed, damage may occur and reliability may be affected.
LC87F17C8A www.onsemi.com 17 continued from preceding page. parameter symbol pin/remarks conditions specification v dd [v] min typ max unit external system clock frequency fexcf(1) cf1 ? cf2 pin open ? system clock frequency division ratio =1/1 ? external system clock duty =505% 3.0 to 5.5 0.1 12 mhz ? cf2 pin open ? system clock frequency division ratio =1/1 ? external system clock duty =505% 2.7 to 5.5 0.1 6 oscillation frequency range (note 2-3) fmcf cf1, cf2 12mhz ceramic oscillation mode see fig. 1. 3.0 to 5.5 12 mhz fmrc internal medium-speed rc oscillation 2.7 to 5.5 0.5 1.0 2.0 fmsrc internal low-speed rc oscillation 2.7 to 5.5 15 30 60 khz fsx'tal xt1, xt2 32.768khz crystal oscillation mode see fig. 2. 2.7 to 5.5 32.768 note 2-3 : see tables 1 and 2 for the oscillation constants. functional operation above the stresses listed in the recommended operating ranges is not implied. extended exposure to stresses beyond the recomme nded operating ranges limits may affect device r eliab ility.
LC87F17C8A www.onsemi.com 18 electrical characteristics at ta = ? 40c to +85c, v ss 1 = v ss 2 = v ss 3 = 0v parameter symbol pin/remarks conditions specification v dd [v] min typ max unit high level input current i ih (1) ports 0, 1, 2, 3, 7 res pwm0, pwm1 output disabled pull-up resistor off v in =v dd (including output tr's off leakage current) 2.7 to 5.5 1 ? a i ih (2) xt1, xt2 input port configuration v in =v dd 2.7 to 5.5 1 i ih (3) cf1 v in =v dd 2.7 to 5.5 15 low level input current i il (1) ports 0, 1, 2, 3, 7 res pwm0, pwm1 output disabled pull-up resistor off v in =v ss (including output tr's off leakage current) 2.7 to 5.5 ? 1 i il (2) xt1, xt2 input port configuration v in =v ss 2.7 to 5.5 ? 1 i il (3) cf1 v in =v ss 2.7 to 5.5 ? 15 high level output voltage v oh (1) ports 0, 1, 2, 3 p71 to p73 i oh = ? ? 1 v v oh (2) i oh = ? ? 0.4 v oh (3) i oh = ? ? 0.4 v oh (4) pwm0, pwm1 p05 to p07 (note 3-1) i oh = ? ? 1.5 v oh (5) i oh = ? ? 0.4 v oh (6) i oh = ? ? 0.4 low level output voltage v ol (1) p00, p01 i ol =30ma 4.5 to 5.5 1.5 v ol (2) i ol =5ma 3.0 to 5.5 0.4 v ol (3) i ol =2.5ma 2.7 to 5.5 0.4 v ol (4) ports 0, 1, 2 pwm0, pwm1 xt2 i ol =10ma 4.5 to 5.5 1.5 v ol (5) i ol =1.6ma 3.0 to 5.5 0.4 v ol (6) i ol =1ma 2.7 to 5.5 0.4 v ol (7) ports 3, 7 i ol =1.6ma 3.0 to 5.5 0.4 v ol (8) i ol =1ma 2.7 to 5.5 0.4 pull-up resistance rpu(1) ports 0, 1, 2, 3, 7 v oh =0.9v dd 4.5 to 5.5 15 35 80 k ? rpu(2) 2.7 to 4.5 18 50 150 hysteresis voltage vhys res ports 1, 2, 3, 7 2.7 to 5.5 0.1v dd v pin capacitance cp all pins for pins other than those under test : v in =v ss f=1mhz ta=25c 2.7 to 5.5 10 pf note 3-1 : when the cko system clock output function (p05) or the audio interface output function (p05 to p07) is used. product parametric performance is indicated in the electrical characteristics for the listed test conditions, unless otherwise noted. product per formance may not be indicated by the electrical characteristics if operated under different conditions.
LC87F17C8A www.onsemi.com 19 serial i/o characteristics at ta = ? 40c to +85c, v ss 1 = v ss 2 = v ss 3 = 0v 1. sio0 serial i/o characteristics (note 4-1-1) parameter symbol pin/ remarks conditions specification v dd [v] min typ max unit serial clock input clock frequency tsck(1) sck0(p12) see fig. 8. 2.7 to 5.5 2 tcyc low level pulse width tsckl(1) 1 high level pulse width tsckh(1) 1 tsckha(1a) ? continuous data transmission/ reception mode ? usb, aif, sio4, crc not used at the same time. ? see fig. 8. ? (note 4-1-2) 4 tsckha(1b) ? continuous data transmission/ reception mode ? usb used at the same time ? aif, sio4, crc not used at the same time. ? see fig. 8. ? (note 4-1-2) 7 tsckha(1c) ? continuous data transmission/ reception mode ? usb, aif, sio4, crc used at the same time. ? see fig. 8. ? (note 4-1-2) 9 output clock frequency tsck(2) sck0(p12) ? when cmos output type is selected. ? see fig. 8. 2.7 to 5.5 4/3 low level pulse width tsckl(2) 1/2 tsck high level pulse width tsckh(2) 1/2 tsckha(2a) ? continuous data transmission/ reception mode ? usb, aif, sio4, crc not used at the same time. ? when cmos output type is selected. ? see fig. 8. tsckh(2) +2tcyc tsckh(2) + (10/3)tcyc tcyc tsckha(2b) ? continuous data transmission/ reception mode ? usb used at the same time ? aif, sio4, crc not used at the same time. ? when cmos output type is selected. ? see fig. 8. tsckh(2) +2tcyc tsckh(2) + (19/3)tcyc tsckha(2c) ? continuous data transmission/ reception mode ? usb, aif, sio4, crc used at the same time ? when cmos output type is selected. ? see fig. 8. tsckh(2) +2tcyc tsckh(2) + (25/3)tcyc note 4-1-1 : these specifications are theoretical values. margins must be allowed accord ing to the actual operating conditions. note 4-1-2 : in an application where the serial clock inpu t is to be used in continuous data transmission/reception mode, the time from si0run being set when serial clock is high to the falling edge of the first serial clock must be longer than tsckha. continued on next page.
LC87F17C8A www.onsemi.com 20 continued from preceding page. parameter symbol pin/ remarks conditions specification v dd [v] min typ max unit serial input data setup time tsdi(1) sb0(p11), si0(p11) ? must be specified with respect to rising edge of sioclk ? see fig. 8. 2.7 to 5.5 0.03 ? s data hold time thdi(1) 0.03 serial output input clock output delay time tddo(1) so0(p10), sb0(p11) ? continuous data transmission/ reception mode ? (note 4-1-3) 2.7 to 5.5 (1/3)tcyc +0.05 tddo(2) ? synchronous 8-bit mode ? (note 4-1-3) 1tcyc +0.05 output clock tddo(3) (note 4-1-3) (1/3)tcyc +0.05 note 4-1-3 : must be specified with respect to falling edge of sioclk. must be defined as the time up to the beginning of output state change in open drain output mode. see fig. 8. 2. sio1 serial i/o characteristics (note 4-2-1) parameter symbol pin/ remarks conditions specification v dd [v] min typ max unit serial clock input clock frequency tsck(3) sck1(p15) see fig. 8. 2.7 to 5.5 2 tcyc low level pulse width tsckl(3) 1 high level pulse width tsckh(3) 1 output clock frequency tsck(4) sck1(p15) ? when cmos output type is selected. ? see fig. 8. 2.7 to 5.5 2 low level pulse width tsckl(4) 1/2 tsck high level pulse width tsckh(4) 1/2 serial input data setup time tsdi(2) sb1(p14), si1(p14) ? must be specified with respect to rising edge of sioclk. ? see fig. 8. 2.7 to 5.5 0.03 ? s data hold time thdi(2) 0.03 serial output output delay time tddo(4) so1(p13), sb1(p14) ? must be specified with respect to falling edge of sioclk. ? must be specified as the time up to the beginning of output state change in open drain output mode. ? see fig. 8. 2.7 to 5.5 (1/2)tcyc +0.05 note 4-2-1 : these specifications are theoretical values. margins must be allowed accord ing to the actual operating conditions.
LC87F17C8A www.onsemi.com 21 3. sio4 serial i/o characteristics (note 4-3-1) parameter symbol pin/ remarks conditions specification v dd [v] min typ max unit serial clock input clock frequency tsck(5) sck4(p24) see fig. 8. 2.7 to 5.5 2 tcyc low level pulse width tsckl(5) 1 high level pulse width tsckh(5) 1 tsckha(5a) ? usb, sio0 continuous transfer mode, aif, crc not used at the same time. ? see fig. 8. ? (note 4-3-2) 4 tsckha(5b) ? usb used at the same time. ? sio0 continuous transfer mode, aif, crc not used at the same time. ? see fig. 8. ? (note 4-3-2) 7 tsckha(5c) ? usb, sio0 continuous transfer mode used at the same time. ? aif, crc not used at the same time. ? see fig. 8. ? (note 4-3-2) 10 output clock frequency tsck(6) sck4(p24) ? when cmos output type is selected. ? see fig. 8. 2.7 to 5.5 4/3 low level pulse width tsckl(6) 1/2 tsck high level pulse width tsckh(6) 1/2 tsckha(6a) ? usb, sio0 continuous transfer mode, aif, crc not used at the same time. ? when cmos output type is selected. ? see fig. 8. tsckh(6) + (5/3)tcyc tsckh(6) + (10/3)tcyc tcyc tsckha(6b) ? usb used at the same time. ? sio0 continuous transfer mode, aif, crc not used at the same time. ? when cmos output type is selected. ? see fig. 8. tsckh(6) + (5/3)tcyc tsckh(6) + (19/3)tcyc tsckha(6c) ? usb, sio0 continuous transfer mode used at the same time ? aif, crc not used at the same time. ? when cmos output type is selected. ? see fig. 8. tsckh(6) + (5/3)tcyc tsckh(6) + (28/3)tcyc note 4-3-1 : these specifications are theoretical valu es. margins must be allowed according to the actual operating conditions. note 4-3-2 : in an application where the serial clock input is to be used, the time from si4run being set when serial clock is high to the falling edge of the first serial clock must be longer than tsckha when continuous data transmi ssion/reception is started. continued on next page.
LC87F17C8A www.onsemi.com 22 continued from preceding page. parameter symbol pin/ remarks conditions specification v dd [v] min typ max unit serial input data setup time tsdi(3) so4(p22), si4(p23) ? must be specified with respect to rising edge of sioclk. ? see fig. 8. 2.7 to 5.5 0.03 ? s data hold time thdi(3) 0.03 serial output output delay time tddo(5) so4(p22), si4(p23) ? must be specified with respect to falling edge of sioclk. ? must be specified as the time up to the beginning of output state change in open drain output mode ? see fig. 8. 2.7 to 5.5 (1/3)tcyc +0.05 4-1. smiic0/smiic1 simple sio mode i/o characteristics (note 4-4-1) parameter symbol pin/remarks conditions specification v dd [v] min typ max unit serial clock input clock frequency tsck(7) sm0ck(p17), sm1ck(p13) see fig. 8. 2.7 to 5.5 4/3 tcyc low level pulse width tsckl(7) 2/3 high level pulse width tsckh(7) 2/3 output clock frequency tsck(8) sm0ck(p17), sm1ck(p13) ? when cmos output type is selected. ? see fig. 8. 2.7 to 5.5 4/3 low level pulse width tsckl(8) 1/2 tsck high level pulse width tsckh(8) 1/2 serial input data setup time tsdi(4) sm0da(p16), sm1da(p14) ? must be specified with respect to rising edge of sioclk. ? see fig. 8. 2.7 to 5.5 0.03 ? s data hold time thdi(4) 0.03 serial output output delay time tddo(6) sm0da(p16), sm0do(p15), sm1da(p14), sm1do(p15) ? must be specified with respect to falling edge of sioclk. ? must be specified as the time to the beginning of output state change. ? see fig. 8. 2.7 to 5.5 (1/3)tcyc +0.05 note 4-4-1 : these specifications are theoretical valu es. margins must be allowed according to the actual operating conditions.
LC87F17C8A www.onsemi.com 23 4-2. smiic0/smiic1 i 2 c mode i/o characteristics (note 4-5-1) parameter symbol pin/remarks conditions specification v dd [v] min typ max unit serial clock input clock frequency tscl sm0ck(p17), sm1ck(p13) see fig. 10. 2.7 to 5.5 5 tfilt low level pulse width tscll 2.5 high level pulse width tsclh 2 output clock frequency tsclx sm0ck(p17), sm1ck(p13) must be specified as the time up to the beginning of output state change. 2.7 to 5.5 10 low level pulse width tscllx 1/2 tscl highlevel pulse width tsclhx 1/2 sm0ck, sm0da, sm1ck, sm1da pin input spike suppression time tsp sm0ck(p17), sm0da(p16), sm1ck(p13), sm1da(p14) see fig. 10. 2.7 to 5.5 1 tfilt bus relinquish time between start and stop input tbuf sm0ck(p17), sm0da(p16), sm1ck(p13), sm1da(p14) see fig. 10. 2.7 to 5.5 2.5 tfilt output tbufx ? standard clock mode ? must be specified as the time up to the beginning of output state change. 5.5 ? s ? high-speed clock mode ? must be specified as the time up to the beginning of output state change. 1.6 start, restart condition hold time input thd;sta sm0ck(p17), sm0da(p16), sm1ck(p13), sm1da(p14) ? when smiic register control bit shds=0 ? see fig. 10. 2.7 to 5.5 2.0 tfilt ? when smiic register control bit shds=1 ? see fig. 10. 2.5 output thd;stax ? standard clock mode ? must be specified as the time up to the beginning of output state change. 4.1 ? s ? high-speed clock mode ? must be specified as the time up to the beginning of output state change. 1.0 restart condition setup time input tsu;sta sm0ck(p17), sm0da(p16), sm1ck(p13), sm1da(p14) see fig. 10. 2.7 to 5.5 1.0 tfilt output tsu;stax ? standard clock mode ? must be specified as the time up to the beginning of output state change. 5.5 ? s ? high-speed clock mode ? must be specified as the time up to the beginning of output state change. 1.6 continued on next page.
LC87F17C8A www.onsemi.com 24 continued from preceding page. parameter symbol pin/remarks conditions specification v dd [v] min typ max unit stop condition setup time input tsu;sto sm0ck(p17), sm0da(p16), sm1ck(p13), sm1da(p14) see fig. 10. 2.7 to 5.5 1.0 tfilt output tsu;stox ? standard clock mode ? must be specified as the time up to the beginning of output state change. 4.9 ? s ? high-speed clock mode ? must be specified as the time up to the beginning of output state change. 1.1 data hold time input thd;dat sm0ck(p17), sm0da(p16), sm1ck(p13), sm1da(p14) see fig. 10. 2.7 to 5.5 0 tfilt output thd;datx must be specified as the time up to the beginning of output state change. 1 1.5 data setup time input tsu;dat sm0ck(p17), sm0da(p16), sm1ck(p13), sm1da(p14) see fig. 10. 2.7 to 5.5 1 tfilt output tsu;datx must be specified as the time up to the beginning of output state change. 1tscl- 1.5tfilt note 4-5-1 : these specifications are theoretical valu es. margins must be allowed according to the actual operating conditions. note 4-5-2 : the value of tfilt is determined by b its 7 and 6 (brp1 and brp0) of the smic0brg/smic1brg register and the system clock frequency. brp1 brp0 tfilt 0 0 (1/3) tcyc1 0 1 (1/3) tcyc2 1 0 (1/3) tcyc3 1 1 (1/3) tcyc4 set the value of the brp1 and brp0 bits so that th e value of tfilt falls within the following value range : 250 ns tfilt > 140 ns note 4-5-3: for standard clock mode operation, set up the smic0brg/smic1brg register so that the following conditions are satisfied : 250 ns tfilt > 140 ns brdq (bit5) = 1 scl frequency value 100 khz for high-speed clock mode operation, set up the smic0brg/smic1brg register so that the following conditions are satisfied : 250 ns tfilt > 140 ns brdq (bit5) = 0 scl frequency value 400 khz
LC87F17C8A www.onsemi.com 25 pulse input conditions at ta = ? 40c to +85c, v ss 1 = v ss 2 = v ss 3 = 0v parameter symbol pin/remarks conditions specification v dd [v] min typ max unit high/low level pulse width tpih(1) tpil(1) int0(p70), int1(p71), int2(p72), int4(p20 to p23), int5(p30 to p32), int6(p20), int7(p24) ? interrupt source flag can be set. ? event inputs for timer 0/1 are enabled. 2.7 to 5.5 1 tcyc tpih(2) tpil(2) int3(p73) when noisefilter time constant is 1/1. ? interrupt source flag can be set. ? event inputs for timer 0 are enabled. 2.7 to 5.5 2 tpih(3) tpil(3) int3(p73) when noisefilter time constant is 1/32. ? interrupt source flag can be set. ? event inputs for timer 0 are enabled. 2.7 to 5.5 64 tpih(4) tpil(4) int3(p73) when noisefilter time constant is 1/128. ? interrupt source flag can be set. ? event inputs for timer 0 are enabled. 2.7 to 5.5 256 tpil(5) rmin(p73) recognized as a signal by infrared remote control receiver circuit 2.7 to 5.5 4 rmck (note 5-1) tpil(6) res resetting is enabled. 2.7 to 5.5 200 ? s note 5-1 : denotes the reference frequenc y of the infrared remote control r eceiver circuit (1tcyc to 128tcyc or source oscillation frequency of the subclock)
LC87F17C8A www.onsemi.com 26 ad converter characteristics at ta = ? 40c to +85c, v ss 1 = v ss 2 = v ss 3 = 0v <12-bit ad converter mode> parameter symbol pin/remarks conditions specification v dd [v] min typ max unit resolution n an0(p00) to an7(p07) an8(p70) an9(p71) an10(xt1) an11(xt2) 3.0 to 5.5 12 bit absolute accuracy et (note 6-1) 3.0 to 5.5 16 lsb conversion time tcad see conversion time calculation formulas. (note 6-2) 4.0 to 5.5 32 115 ? s 3.0 to 5.5 64 115 analog input voltage range vain 3.00 to 5.5 v ss v dd v analog port input current iainh vain=v dd 3.0 to 5.5 1 ? a iainl vain=v ss 3.0 to 5.5 ? 1 <8-bit ad converter mode> parameter symbol pin/remarks conditions specification v dd [v] min typ max unit resolution n an0(p00) to an7(p07) an8(p70) an9(p71) an10(xt1) an11(xt2) 3.0 to 5.5 8 bit absolute accuracy et (note 6-1) 3.0 to 5.5 1.5 lsb conversion time tcad see conversion time calculation formulas. (note 6-2) 4.0 to 5.5 20 90 ? s 3.0 to 5.5 40 90 analog input voltage range vain 3.0 to 5.5 v ss v dd v a analog port input current iainh vain=v dd 3.0 to 5.5 1 ? a iainl vain=v ss 3.0 to 5.5 ? 1 conversion time calculation formulas : 12-bits ad converter mode : tcad (conversion ti me) = ((52/(ad division ratio))+2) (1/3) tcyc 8-bits ad converter mode : tcad (conversion time) = ((32/(ad division ratio))+2) (1/3) tcyc external oscillator fmcf [mhz] supply voltage range v dd [v] system clock division (sysdiv) cycle time tcyc [ns] ad frequency division ratio (addiv) conversion time (tcad) [ s] 12-bit ad 8-bit ad 12 4.0 to 5.5 1/1 250 1/8 34.8 21.5 3.0 to 5.5 1/1 250 1/16 69.5 42.8 note 6-1: the quantization error (1/ 2lsb) must be excluded from the abso lute accuracy. the absolute accuracy must be measured in the microcontroller's state in wh ich no i/o operations occur at the pins adjacent to the analog input channel. note 6-2: the conversion time refers to the period from the time an instruction for starting a conversion process until the time the conversion result register is lo aded with a complete digital conversion value corresponding to the analog input value. the conversion time is doubled in the following cases : the ad conversion is carried out in the 12-bit ad conversion mode for the first time after a system reset. the ad conversion is carried out for the first time after the ad conversion mode is switched from 8-bit to 12-bit ad conversion mode.
LC87F17C8A www.onsemi.com 27 power-on reset (por) characteristics at ta = ? 40c to +85c, v ss 1 = v ss 2 = v ss 3 = 0v parameter symbol conditions specification option selected voltage min typ max unit por release voltage porrl select from option (note 7-1) 1.67v 1.55 1.67 1.79 v 1.97v 1.85 1.97 2.09 2.07v 1.95 2.07 2.19 2.37v 2.25 2.37 2.49 2.57v 2.45 2.57 2.69 2.87v 2.75 2.87 2.99 3.86v 3.73 3.86 3.99 4.35v 4.21 4.35 4.49 detection voltage unknown state pouks see fig. 12 (note 7-2) 0.7 0.95 power supply rise time poris power supply rise time from v dd =0v to 1.6v 100 ms note 7-1 : the por release level can be selected out of 8 levels only when ldv reset function is disabled. note 7-2 : por is in unknown state before transistors start operation. low voltage detection (lvd) characteristics at ta = ? 40c to +85c, v ss 1 = v ss 2 = v ss 3 = 0v parameter symbol conditions specification option selected voltage min typ max unit lvd reset voltage (note 8-2) lvdet select from option. see fig. 13. (note 8-1) (note 8-3) 1.91v 1.81 1.91 2.01 v 2.01v 1.91 2.01 2.11 2.31v 2.21 2.31 2.41 2.51v 2.41 2.51 2.61 2.81v 2.71 2.81 2.91 3.79v 3.69 3.79 3.89 4.28v 4.18 4.28 4.38 lvd hysteresis width lvhys 1.91v 55 mv 2.01v 55 2.31v 55 2.51v 55 2.81v 55 3.79v 60 4.28v 65 detection voltage unknown state lvuks see fig. 13. (note 8-4) 0.7 0.95 v low voltage detection minimum width (reply sensitivity) tlvdw lvdet-0.5v see fig. 14. 0.2 ms note8-1 : the lvd reset level can be selected out of 7 levels only when the lvd reset function is enabled. note8-2 : lvd reset voltage specification values do not include hysteresis voltage. note8-3 : lvd reset voltage may exceed its specification va lues when port output state changes and/or when a large current flows through port. note8-4 : lvd is in an unknown state before transistors start operation.
LC87F17C8A www.onsemi.com 28 consumption current characteristics at ta = ? 40c to +85c, v ss 1 = v ss 2 = v ss 3 = 0v parameter symbol pin/ remarks conditions specification v dd [v] min typ max unit normal mode consumption current (note 9-1) (note 9-2) iddop(1) v dd 1 =v dd 2 =v dd 3 ? fmcf=12mhz ceramic oscillation mode ? fsx'tal=32.768khz crystal oscillation mode ? system clock set to 12mhz side ? internal pll oscillation stopped ? internal low-/medium-speed rc oscillation stopped ? usb circuit stopped ? 1/1 frequency division ratio 4.5 to 5.5 9.8 18 ma 3.0 to 3.6 5.7 11 iddop(2) ? fmcf=12mhz ceramic oscillation mode ? fsx'tal=32.768khz crystal oscillation mode ? system clock set to 12mhz side ? internal pll oscillation mode active ? internal low-/medium-speed rc oscillation stopped ? usb circuit active ? 1/1 frequency division ratio 4.5 to 5.5 17 30 3.0 to 3.6 8.5 16 iddop(3) ? fmcf=12mhz ceramic oscillation mode ? fsx'tal=32.768khz crystal oscillation mode ? system clock set to 6mhz side ? internal low-/medium-speed rc oscillation stopped ? 1/2 frequency division ratio 4.5 to 5.5 6.7 12 3.0 to 3.6 4.2 7.1 2.7 to 3.0 3.5 5.8 iddop(4) ? external oscillation fmcf stopped ? fsx'tal=32.768khz crystal oscillation mode ? system clock set to internal medium-speed rc oscillation ? internal low-speed rc oscillation stopped ? 1/2 frequency division ratio 4.5 to 5.5 0.44 1.4 3.0 to 3.6 0.29 0.87 2.7 to 3.0 0.26 0.75 iddop(5) ? external oscillation fsx'tal /fmcf stopped ? system clock set to internal low-speed rc oscillation ? internal medium-speed rc oscillation stopped ? 1/1 frequency division ratio 4.5 to 5.5 28 153 ? a 3.0 to 3.6 18 80 2.7 to 3.0 16 66 iddop(6) ? external oscillation fmcf stopped ? fsx'tal=32.768khz crystal oscillation mode ? system clock set to 32.768khz side ? internal low-/medium-speed rc oscillation stopped ? 1/2 frequency division ratio 4.5 to 5.5 45 160 3.0 to 3.6 18 74 2.7 to 3.0 14 58 halt mode consumption current (note 9-1) (note 9-2) iddhalt(1) ? halt mode ? fmcf=12mhz ceramic oscillation mode ? fsx'tal=32.768khz crystal oscillation mode ? system clock set to 12mhz side ? internal pll oscillation stopped ? internal low-/medium-speed rc oscillation stopped ? usb circuit stopped ? 1/1 frequency division ratio 4.5 to 5.5 4.0 7.0 ma 3.0 to 3.6 2.2 3.8 note 9-1 : the consumption current value do not include curre nt that flows into the output transistors and internal pull-up resistors. note 9-2 : the consumption current values do not include operational current of lvd (low voltage detection) function if not specified. continued on next page.
LC87F17C8A www.onsemi.com 29 continued from preceding page. parameter symbol pin/ remarks conditions specification v dd [v] min typ max unit halt mode consumption current (note 9-1) (note 9-2) iddhalt(2) v dd 1 =v dd 2 =v dd 3 ? halt mode ? fmcf=12mhz ceramic oscillation mode ? fsx'tal=32.768khz crystal oscillation mode ? system clock set to 12mhz side ? internal pll oscillation active ? internal low-/medium-speed rc oscillation stopped ? usb circuit active ?1/1 frequency division ratio 4.5 to 5.5 11 19 ma 3.0 to 3.6 4.9 9.1 iddhalt(3) ? halt mode ? fmcf=12mhz ceramic oscillation mode ? fsx'tal=32.768khz crystal oscillation mode ? system clock set to 6mhz side ? internal low-/medium-speed rc oscillation stopped ? 1/2 frequency division ratio 4.5 to 5.5 2.5 4.5 3.0 to 3.6 1.3 2.3 2.7 to 3.0 1.1 1.8 iddhalt(4) ? halt mode ? external oscillation fmcf stopped ? fsx'tal=32.768khz crystal oscillation mode ? system clock set to internal medium-speed rc oscillation ? internal low-speed rc oscillation stopped ?1/2 frequency division ratio 4.5 to 5.5 0.16 0.56 3.0 to 3.6 0.09 0.27 2.7 to 3.0 0.07 0.21 iddhalt(5) ? halt mode ? external oscillation fsx'tal /fmcf stopped ? system clock set to internal low-speed rc oscillation ? internal medium-speed rc oscillation stopped. ? 1/1 frequency division ratio 4.5 to 5.5 7.2 111 ? a 3.0 to 3.6 4.0 56 2.7 to 3.0 3.4 46 iddhalt(6) ? halt mode ? external oscillation fmcf stopped ? fsx'tal=32.768khz crystal oscillation mode ? system clock set to 32.768khz side ? internal low-/medium-speed rc oscillation stopped. ? 1/2 frequency division ratio 4.5 to 5.5 30 141 3.0 to 3.6 8.4 63 2.7 to 3.0 5.8 48 hold mode consumption current (note 9-1) (note 9-2 iddhold(1) ? hold mode ? cf1=v dd or open (external clock mode) 4.5 to 5.5 0.30 91 3.0 to 3.6 0.22 46 2.7 to 3.0 0.21 38 iddhold(2) ? hold mode ? lvd option selected ? cf1=v dd or open (external clock mode) 4.5 to 5.5 3.3 95 3.0 to 3.6 2.5 49 2.7 to 3.0 2.3 41 iddhold(3) ? hold mode ? internal timer type watchdog timer active (internal low-speed rc oscillation circuit active) ? cf1=v dd or open (external clock mode) 4.5 to 5.5 0.88 95 3.0 to 3.6 0.47 47 2.7 to 3.0 0.42 39 note 9-1 : values of the consumption current do not in clude current that flows into the output transistors and internal pull-up resistors. note 9- 2: the consumption current values do not include operational current of lvd (low voltage detection) function if not specified. continued on next page.
LC87F17C8A www.onsemi.com 30 continued from preceding page. parameter symbol pin/ remarks conditions specification v dd [v] min typ max unit x'tal hold mode consumption current (note 9-1) (note 9-2 iddhold(4) v dd 1 =v dd 2 =v dd 3 ? x'tal hold mode ? cf1=v dd or open (external clock mode) ? fsx'tal=32.768khz crystal oscillation mode 4.5 to 5.5 26 135 ? a 3.0 to 3.6 6.1 60 2.7 to 3.0 3.8 46 iddhold(5) ? x'tal hold mode ? cf1=v dd or open (external clock mode) ? fmsrc=30khz internal low-speed rc oscillation mode 4.5 to 5.5 0.94 95 3.0 to 3.6 0.51 47 2.7 to 3.0 0.44 39 note 9-1 : values of the consumption current do not in clude current that flows into the output transistors and internal pull-up resistors. note 9-2 : the consumption current values do not include operational current of lvd (low voltage detection) function if not specified. usb characteristics and timing at ta = ? 40c to +85c, v ss 1 = v ss 2 = v ss 3 = 0v parameter symbol pin/remarks conditions min typ max unit high level output v oh(usb) ? 15k ? 5% to gnd 2.8 3.6 v low level output vol(usb) ? 1.5k ? 5% to 3.6v 0.0 0.3 v output signal crossover voltage v crs 1.3 2.0 v differential input sensitivity v di ? |(uad+) ? (uad ? )| ? |(ubd+) ? (ubd ? )| 0.2 v differential input common mode range v cm 0.8 2.5 v high level input v ih(usb) 2.0 3.6 v low level input v il(usb) 0.0 0.8 v rise time (full-speed) t fr c l =50pf 4 20 ns fall time (full-speed) t ff c l =50pf 4 20 ns rise time (low-speed) t lr c l =200 to 600pf 75 300 ns fall time (low-speed) t lf c l =200 to 600pf 75 300 ns f-rom programming characteristics at ta = +10c to +55c, v ss 1= v ss 2 = v ss 3= 0v parameter symbol pin/remarks conditions specification v dd [v] min typ max unit onboard programming current iddfw(1) v dd 1 ? excluding power dissipation in the microcontroller block 3.0 to 5.5 5 10 ma programming time tfw(1) ? erase operation 3.0 to 5.5 20 30 ms tfw(2) ? write operation 40 60 ? s
LC87F17C8A www.onsemi.com 31 main system clock oscillation the characteristics of a sample main system clock osc illator circuit shown in table 1 are measured using an our oscillation characteristics evaluation board and extern al components with circuit constant values with which the resonator vendor confirmed normal and stable oscillation. table 1 shows the characteristics of a oscillator circ uit when usb host function is not used. if usb host function is to be used, it is absolutely recommended to use a resonator that satisfies the precision and stability according to the usb standards ( ? 500ppm) table 1 characteristics of a sample main system clock oscillator circuit with a ceramic resonator nominal frequency vendor name resonator name circuit constant operating voltage range [v] oscillation stabilization time remarks c1 [pf] c2 [pf] rd1 [ ? ] typ [ms] max [ms] 12mhz murata cstce12m0gh5l**-r0 (33) (33) 470 3.0 to 5.5 0.1 0.5 c1 and c2 integrated smd type the oscillation stabilization time is required for the oscillator to get stabilized in the following cases (see figure 4): ? until oscillation is stabilized after v dd goes above the operating voltage lower limit ? until oscillation is stabilized after the instruction for starting the main clock oscillator circuit is executed ? until oscillation is stabilized after hold mode is released. ? until oscillation is stabilized after x'tal hold mode is released with cfstop (ocr register, bit 0) set to 0 and oscillation is started. subsystem clock oscillation table 2 shows the characteristics of a sample subsystem clock oscillator circuit that are measured using an our oscillation characteristics evaluation boa rd and external components with ci rcuit constant values with which the resonator vendor confirmed normal and stable oscillation. table 2 characteristics of a sample subsystem clock oscillator circuit with a crystal resonator nominal frequency vendor name resonator name circuit constant operating voltage range [v] oscillation stabilization time remarks c3 [pf] c4 [pf] rf [ ? ] rd2 [ ? ] typ [s] max [s] 32.768khz epson toyocom mc-306 18 18 open 680k 2.7 to 5.5 1.1 3.0 applicable cl value=12.5pf smd type the oscillation stabilization time is required for the oscillator to get stabilized in the following cases (see figure 4) : ? until oscillation is stabilized after the instruction for starting the subclock oscillator circuit is executed ? until oscillation is stabilized after hold mode is rel eased with extosc (ocr regi ster, bit 6) set to 1 and oscillation is started. note : the components that are involved in oscillation shou ld be placed as close to the ic and to one another as possible because they are vulnerable to the influences of the circuit pattern. figure 1 cf oscillator circuit figure 2 crystal oscillator circuit rf rd2 xt1 xt2 c4 x?tal c3 rd1 cf1 cf2 c2 cf c1
LC87F17C8A www.onsemi.com 32 figure 3 ac timing measurement point reset time and oscillation stabilization time hold release signal and oscillation stabilization time figure 4 oscillation stabilization time 0.5v dd operating v dd lower limit power supply res internal medium-speed rc oscillation cf1,cf2 xt1,xt2 operating mode reset time tmscf tmsx?tal unknown reset instruction execution v dd gnd execute oscillation enable instruction internal medium-speed rc oscillation cf1,cf2 xt1,xt2 operating mode hold release signal hold release signal valid tmscf tmsx?tal hold halt * if operation is enabled before entry into hold mode
LC87F17C8A www.onsemi.com 33 figure 5 external filter circuit for the internal usb-dedicated pll circuit figure 6 external filter circuit for audio interface (used with in ternal pll circuit) figure 7 sample reset circuit c res v dd r res res rd 100 ? cd 2.2 ? f ufilt + ? when using the internal pll circuit to generate the 48mhz clock for usb, it is necessary to connect a filter circuit as shown in the left figure to the ufilt pin. after pll is set, stabilization time of 20ms or longer must be secured. note : the external circuit differs depending on which of the power-on reset and low-voltage reset functions is to be used. refer to the section on the reset functions in the user's manual. to generate the master clock for the audio interface using the internal pll circuit, it is necessary to connect a filter circuit as shown in the left figure to the afilt pin. rd 150 ? cd 4.7 ? f afilt + - cp 1 ? f + -
LC87F17C8A www.onsemi.com 34 tbuf thd;sta tlow tr thd;dat thigh tf tsu;dat tsu;sta thd;sta tsp tsu;sto p s s r p s : start condition p : stop condition sr : restart condition sda sck figure 8 serial i/o waveform figure 9 pulse input timing waveform figure 10 i 2 c timing data ram transfer period (sio0, 4 only) data ram transfer period (sio0, 4 only) di0 di7 di2 di3 di4 di5 di6 di8 do0 do7 do2 do3 do4 do5 do6 do8 di1 do1 sioclk: datain: dataout: dataout: datain: sioclk: dataout: datain: sioclk: tsck tsckl tsckh thdi tsdi tddo tsckl tsckha thdi tsdi tddo tpil tpih
LC87F17C8A www.onsemi.com 35 figure 11 usb data signal timing and voltage levels figure 12 sample waveforms for por-only (lvd deselected) operation (reset pin : pull-up resistor p res only) ? the por function generates a reset only when the power is turned on starting at the v ss level. ? no stable reset will be generated if power is turned on again if the power level does not go down to the v ss level as shown in (a). if such a case is anticipated, use the lvd function together with the por function as explained below or implement an external reset circuit. ? a reset is generated only when power level goes down to the v ss level as shown in (b) and power is turned on again after this condition continues for 100 ? s or longer. figure 13 sample waveforms for por+lvd operation (reset pin : pull-up resistor p res only) ? a reset is generated both when power is turned on and when the power level lowers. ? a hysteresis width (lvhys) is prov ided to prevent repetitions of reset release and entry cycles near the detection level. t r t r d+ d ? 10% 10% 90% 90% v oh v crs v ol v dd res reset unknown state por release voltage v dd res reset unknown state ( pouks ) (a) (b) reset p eriod reset p eriod 100 ?
LC87F17C8A www.onsemi.com 36 figure 14 minimum low voltage detection width (sample temporary power interruption/fluctuation waveform ) ordering information device package shipping (qty / packing) LC87F17C8Auwa-2h spqft48 7x7 / sqfp48 (pb-free / halogen free) 2500 / tray jedec v dd lvd detection voltage tlvdw lvd reset voltage lvde t -0.5v v ss on semiconductor and the on logo are registered trademarks of semiconductor components industries, llc (scillc) or its subsidiaries in the united st ates and/or other countries. scillc owns the rights to a number of patents, trademarks, copyrights, trade secrets, and other intellectual property. a lis ting of scillc?s product/patent coverage may be accessed at www.onsemi.com/site/pdf/patent-marking.pdf . scillc reserves the right to make changes with out further notice to any products herein. scillc makes no warranty, representation or guarantee regarding the suitability of its products for any parti cular purpose, nor does scillc assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. ?typical? parameters which may be provided in scillc data sheets and/or specific ations can and do vary in different applications and actual performance may vary over time. all operating parameters, including ?typicals? must be validated fo r each customer application by customer?s technical experts. scillc does not convey any license under its patent rights nor the rights of others. scillc pro ducts are not designed, intended, or authorized for use as com ponents in systems int ended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the scillc product could create a situation where personal injury or death may occur. should buyer purchase or use scillc products for any such unintended or unauthorized application, buyer shall indemnify and hold scillc and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees ar ising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that sci llc was negligent regarding the design or manufacture of the part. scillc is an equal opportunity/affirmative action employer. this literature is subject t oall applicable copyright laws and is not for resale in any manner.

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