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91510hkim 20100823-s00001 no.a1828-1/25 ver.1.00 LC87F0808A overview the sanyo LC87F0808A is an 8-bit microcomputer that, ce ntered around a cpu running at a minimum bus cycle time of 50.0ns, integrates on a single ch ip a number of hardware features such as 8k-byte flash rom (on-board- programmable), 256-byte ram, an on-chip-debugger, sophisticated 16-bit timers/counters (may be divided into 8-bit timers), a 16-bit timer/counter (may be divided into 8-bit timers/counters or 8-bit pwms), two 8-bit timers with a prescaler, a base timer serving as a time-of-day clock, a high-speed clock counter, a synchronous sio interface, an asynchronous/synchronous sio interface, a uart interface (full duplex), motor control pwm , a 10/8-bit 10-channel ad converter, a system clock frequency divider, an internal reset and a 21-source 10-vector interrupt feature. this microcomputer is suitable for small motor control equipment. features ? flash rom ? capable of on-board-programming with wide range (3.3 to 5.5v) of voltage source. ? block-erasable in 128 byte units ? writable in 2-byte units ? 8192 8 bits ? ram ? 256 9 bits ? minimum bus cycle ? 50.0ns (20mhz at v dd =3.3v to 5.5v) note: the bus cycle time here refers to the rom read speed. ordering number : ena1828 cmos ic 8k-byte from and 256-byte ram integrated 8-bit 1-chip microcontroller * this product is licensed from silicon storage te chnology, inc. (usa), and manufactured and sold by sanyo semiconductor co., ltd. specifications of any and all sanyo semiconductor co.,l td. products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer ' s products or equipment. to verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer ' sproductsor equipment. any and all sanyo semiconductor co.,ltd. products described or contained herein are, with regard to "standard application", intended for the use as general el ectronics equipment (home appliances, av equipment, communication device, office equipment, industrial equ ipment etc.). the products mentioned herein shall not be intended for use for any "special application" (medica l equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, t ransportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of re liability and can directly threaten human lives in case of failure or malfunction of the product or may cause har m to human bodies, nor shall they grant any guarantee thereof. if you should intend to use our products for app lications outside the standard applications of our customer who is considering such use and/or outside the scope of our intended standard applications, please consult with us prior to the intended use. if there is n o consultation or inquiry before the intended use, our customer shall be solely responsible for the use.
LC87F0808A no.a1828-2/25 ? ports ? normal withstand voltage i/o ports ports i/o direction can be designated in 1-bit units 20 (p1n, p20, p21, p30 to p35, p70 to p73) ports i/o direction can be designated in 4-bit units 8 (p0n) ? dedicated oscillator ports/input ports 2 (cf1/xt1, cf2/xt2) ? reset pin 1 ( res ) ? on-chip debugger pin 1 (owp0) ? power pins 4 (v ss 1, v ss 2, v dd 1, v dd 2) ? timers ? timer 0: 16-bit timer/counter with a capture register. mode 0: 8-bit timer with an 8-bit programmab le prescaler (with an 8-bit capture register) 2 channels mode 1: 8-bit timer with an 8-bit programmable prescaler (with an 8-bit capture register) + 8-bit counter (with an 8-bit capture register) mode 2: 16-bit timer with an 8-bit programma ble prescaler (with a 16-bit capture register) mode 3: 16-bit counter (with a 16-bit capture register) ? timer 1: 16-bit timer/counter that supports pwm/toggle outputs mode 0: 8-bit timer with an 8-bit prescal er (with toggle out puts) + 8-bit timer/ counter with an 8-bit pres caler (with toggle outputs) 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 outputs) (toggle outputs also possible from the lower-order 8 bits) mode 3: 16-bit timer with an 8-bit prescaler (with toggle outputs) (the lower-order 8 bits can be used as pwm) ? 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 1) the clock is selectable from the subclock (32.768khz crystal oscillation), system clock, and timer 0 prescaler output. 2) interrupts are programmable in 5 different time schemes 3) the base timer is unavailable when the cf oscillator circuit is selected ? sio ? sio0: 8-bit synchronous serial interface 1) lsb first/msb first mode selectable 2) built-in 8-bit baudrate generator (maximum transfer clock cycle=4/3tcyc) ? sio1: 8-bit asynch ronous/synchronous serial interface mode 0: synchronous 8-bit serial i/o (2- or 3-wire configuration, 2 to 512 tcyc transfer clocks) mode 1: asynchronous serial i/o (half-duplex, 8 data bits, 1 stop bit, 8 to 2048 tcyc baudrates) mode 2: bus mode 1 (start bit, 8 data bits, 2 to 512 tcyc transfer clocks) mode 3: bus mode 2 (start detect, 8 data bits, stop detect) ? uart ? full duplex ? 7/8/9 bit data bits selectable ? 1 stop bit (2 bits in continuous data transmission) ? built-in baudrate generator ? ad converter: 10 bits/8 bits 10 channels (internal: 2 channels) ? 10/8 bits ad converter resolution selectable ? auto start function (it links an interrupt factor of mcpwm)
LC87F0808A no.a1828-3/25 ? remote control receiver circuit (sharing pins with p73, int3, and t0in) ? noise rejection function (noise filter time constant selectable from 1 tcyc/32 tcyc/128 tcyc) ? clock output function ? can generate clock outputs with a frequency of 1/1, 1/2, 1/4, 1/8, 1/16, 1/32, 1/64 of the source clock selected as the system clock. ? can generate the source clock for the subclock ? analog comparator / amplifier 2 channels ? analog comparator / amplifie r selectable (each channel) ? analog comparator interrupt ? mcpwm: motor control 12-bit pwm 6 channels ? dead time is programmable. ? forced stop is possible by the output of th e analog comparator and the int terminals. ? edge-aligned / center-aligned selectable ? watchdog timer ? can generate the internal reset signal on a timer overflow monitored by the wdt-dedicated low-speed rc oscillation clock (30khz). ? allows selection of continue, stop, or hold mode operation of the counter on entry into the halt/hold mode. ? interrupts ? 21 sources, 10 vector addresses 1) provides three levels (low (l), high (h), and highest (x )) of multiplex interrupt control. any interrupt requests of the level equal to or lower than the current interrupt are not accepted. 2) when interrupt requests to two or more vector addresses occur at the same time, the interrupt of the highest level takes precedence over the other interrupts. for interrupts of the same level, the interrupt into the smallest vector address takes precedence. no. vector address level interrupt source 1 00003h x or l int0 2 0000bh x or l int1 3 00013h h or l int2/t0l/int4 4 0001bh h or l int3/base timer 5 00023h h or l t0h 6 0002bh h or l t1l/t1h 7 00033h h or l sio0/uart1 receive 8 0003bh h or l sio1/uart1 transmit/mcpwm 9 00043h h or l adc/t6/t7 10 0004bh h or l port 0/cmp1/cmp2 ? priority levels x > h > l ? of interrupts of the same level, the one with the smallest vector address takes precedence. ? subroutine stack levels: 128levels (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)
LC87F0808A no.a1828-4/25 ? oscillation circuits ? internal oscillation circuits medium-speed rc oscillation circuit: for system clock (1mhz) high-speed rc oscillation circuit: for system clock (20mhz) low-speed rc oscillation circuit: for watch dog timer (30khz) ? external oscillation circuits hi-speed cf oscillation circuit: for system clock, with internal rf low speed crystal oscillation circuit: for low- speed system clock, with internal rf 1) the cf and crystal oscillation circuits share the same pins. the active circuit is selected under program control. 2) the cf and the crystal oscillation circuits stop operatin g in the system reset state and start oscillating when the oscillation is enabled with an instruction. ? system clock divider function ? can run on low current. ? the minimum instruction cycle selectable from 150ns, 300ns, 600ns, 1.2 s, 2.4 s, 4.8 s, 9.6 s, 19.2 s and 38.4 s (at a main clock rate of 20mhz). ? internal reset function ? power-on reset (por) function 1) por reset is generated only at power-on time. 2) the por release level can be selected from 8 levels (1.67v, 1.97v, 2.07v, 2.37v, 2.57v, 2.87v, 3.86v and 4.35v) through option configuration. ? 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 certain 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, 4.28v). ? standby function ? halt mode: halts instruction execution while allowing the peripheral circuits to continue operation. 1) oscillation is not halted automatically. 2) there are three ways of resetting the halt mode. (1) setting the reset pin to the low level (2) system resetting by watchdog timer or low-voltage detection (3) occurrence of an interrupt ? hold mode: suspends instruction execution and the operation of the peripheral circuits. 1) the cf, rc and crystal oscillato rs automatically stop operation. 2) there are four ways of resetting the hold mode. (1) setting the reset pin to the lower level. (2) system resetting by watchdog timer or low-voltage detection (3) having an interrupt source establishe d at either int0, int1, int2 or int4 * int0 and int1 hold mode reset is available only when level detection is set. (4) having an interrupt source established at port 0. ? x'tal hold mode: suspends instruction execution and the opera tion of the peripheral circu its except the base timer. 1) the cf and rc oscillator automatically stop operation. 2) the state of crystal oscillation established wh en the x'tal hold mode is entered is retained. 3) there are five ways of resetting the x'tal hold mode. (1) setting the reset pin to the low level. (2) system resetting by watchdog timer or low-voltage detection. (3) having an interrupt source establishe d at either int0, int1, int2 or int4 * int0 and int1 hold mode reset is available only when level detection is set. (4) having an interrupt source established at port 0. (5) having an interrupt source established in the base timer circuit. note: available only when x?tal oscillation is selected.
LC87F0808A no.a1828-5/25 ? on-chip debugger ? supports software debugging with the ic mounted on the target board. ? data security function (flash versions only) ? protects the program data stored in flash memory from unauthorized read or copy. note: this data security function does not necessarily provide absolute data security. ? package form ? qfp36 (7 7): lead-/halogen-free type ? development tools ? on-chip debugger: tcb87 type c + LC87F0808A ? programming boards package programming boards qfp36(7 7) w87f24q ? flash rom programmer maker model supported version device single programmer af9709/af9709b/af9709c (including ando electric co., ltd. models) rev 03.28 or later 87f008su (3b247) af9723/af9723b(main body) (including ando electric co., ltd. models) - - flash support group, inc. (fsg) gang programmer af9833(unit) (including ando electric co., ltd. models) - - single/gang programmer skk/skk type b (sanyofws) gang programmer skk-4g (sanyofws) application version 1.06 or later chip data version 2.26 or later sanyo in-circuit/gang programmer skk-dbg type c (sanyofws) application version 1.06 or later chip data version 2.31 or later lc87f0808 for information about af-series: flash support group, inc. tel: +81-53-459-1050 e-mail: sales@j-fsg.co.jp
LC87F0808A no.a1828-6/25 package dimensions unit : mm (typ) 3162c pin assignment sanyo: qfp36 (7 7) ?lead-/halogen-free type? 0.1 1.7max 0.3 0.65 (0.9) (1.5) sanyo : qfp36(7x7) 19 10 18 19 27 28 36 9.0 0.5 7.0 9.0 7.0 0.15 p73/int3/t0hcp/t0in res owp0 v ss 1 cf1/xt1 cf2/xt2 v dd 1 p30/pulsg0 p31/pulsg0 lc87f0808 a p03/an3 p02/an2 p01/an1 p00/an0 v ss 2 v dd 2 p17/t1pwmh/urx/cmp2o p16/t1pwml/utx/cmp2ia p15/sck1/cmp2ib 1 2 3 4 5 6 7 8 9 27 26 25 24 23 22 21 20 19 p04/an4 p05/an5/cko p06/an6/t6o p07/an7/t7o p20/int4 p21/int4/buz p70/int0/t0lcp p71/int1/t0hcp p72/int2/t0lcp/t0in 18 17 16 15 14 13 12 11 10 p14/si1/sb1/cmp1o p13/so1/cmp1ia p12/sck0/cmp1ib p11/si0/sb0 p10/so0 p35/pulsg2 p34/pulsg2 p33/pulsg1 p32/pulsg1 28 29 30 31 32 33 34 35 36 top view
LC87F0808A no.a1828-7/25 qfp36 name qfp36 name 1 p73/int3/t0hcp/t0in 19 p15/sck1/cmp2ib(+) 2 res 20 p16/t1pwml/utx/cmp2ia(-) 3 owp0 21 p17/t1pwmh/urx/cmp2o 4 v ss 1 22 v dd 2 5 cf1/xt1 23 v ss 2 6 cf2/xt2 24 p00/an0 7 v dd 1 25 p01/an1 8 p30/pulsg0 26 p02/an2 9 p31/ pulsg0 27 p03/an3 10 p32/pulsg1 28 p04/an4 11 p33/ pulsg1 29 p05/an5/cko 12 p34/pulsg2 30 p06/an6/t6o 13 p35/ pulsg2 31 p07/an7/t7o 14 p10/so0 32 p20/int4 15 p11/si0/sb0 33 p21/int4/buz 16 p12/sck0/cmp1ib(+) 34 p70/int0/t0lcp 17 p13/so1/cmp1ia(-) 35 p71/int1/t0hcp 18 p14/si1/sb1/cmp1o 36 p72/int2/t0lcp/t0in
LC87F0808A no.a1828-8/25 system block diagram interrupt control standby control ir pla bus interface port 0 port 1 sio0 sio1 timer 0 timer 1 port 3 port 7 adc alu flash rom pc acc b register c register psw rar ram stack pointer mcpwm base timer timer 6 int0-2 int3 (noise filter) timer 7 on-chip debugger uart1 clock generator cf/ x'tal rc mrc port 2/int4 reset control reset circuit (lvd/por) wdt res
LC87F0808A no.a1828-9/25 pin description pin name i/o description option v ss 1,v ss 2 - - power supply pins no v dd 1, v dd 2 - + power supply pins no port 0 p00 to p07 i/o ? 8-bit i/o port ? i/o specifiable in 4-bit units ? pull-up resistors can be turned on and off in 4-bit units. ? hold reset input ? port 0 interrupt input ? pin functions p05: system clock output p06: timer 6 toggle output p07: timer 7 toggle output p00 (an0) to p07 (an7): ad converter input yes port 1 p10 to p17 i/o ? 8-bit i/o port ? i/o specifiable in 1-bit units ? pull-up resistors can be turned on and off in 1-bit units. ? pin functions p10: sio0 data output p14: sio1 data input / bus i/o p11: sio0 data input/bus i/o p15: sio1 clock i/o p12: sio0 clock i/o p16: timer 1 pwml output / uart transmit p13: sio1 data output p17: ti mer 1 pwmh output / uart receive p12 to p17: analog comparator / amplifier i/o pins p12: cmp1(+) input / amp1(+) input p13: cmp1(-) input / amp1(-) input p14: cmp1 output / amp1 output p15: cmp2(+) input / amp2(+) input p16: cmp2(-) input / amp2(-) input p17: cmp2 output / amp2 output yes port 2 ? 2-bit i/o port ? i/o specifiable in 1-bit units ? pull-up resistors can be turned on and off in 1-bit units. ? pin functions p21: beeper output p20 to p21: int4 input/hold reset input/timer 1 event in put/timer 0l capture input/ timer 0h capture input interrupt acknowledge types rising falling rising & falling h level l level int4 enable enable enable disable disable p20 to p21 i/o yes port 3 p30 to p35 i/o ? 6-bit i/o port ? i/o specifiable in 1-bit units ? pull-up resistors can be turned on and off in 1-bit units. ? pin functions p30 to p35 : motor control pwm output pins p30: pulsg0 output p31: pulsg0 output p32: pulsg1 output p33: pulsg1 output p34: pulsg2 output p35: pulsg2 output yes continued on next page.
LC87F0808A no.a1828-10/25 continued from preceding page. pin name i/o description option port 7 ? 4-bit i/o port ? i/o specifiable in 1-bit units ? pull-up resistors can be turned on and off in 1-bit units. ? pin functions p70: int0 input/hold reset input/timer 0l capture input p71: int1 input/hold reset i nput/timer 0h capture input p72: int2 input/hold reset input/timer 0 event input / timer 0l capture input p73: int3 input (with nois e filter)/ timer 0 event input/timer 0h capture input 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 p70 to p73 i/o no owp0 i/o on-chip debugger (exclusive pin) no res i/o external reset input/internal reset output no cf1/xt1 i ? ceramic resonator or 32.768khz crystal oscillator input pin ? pin function general-purpose input port no cf2/xt2 i/o ? ceramic resonator or 32.768khz crystal oscillator output pin ? pin function general-purpose input port no port output types the table below lists the types of port outputs and the presence/absence of a pull-up resistor. data can be read into any input port even if it is in the output mode. port name option selected in units of option type output type pull-up resistor 1 cmos programmable (note 1) p00 to p07 1 bit 2 nch-open drain no 1 cmos programmable p10 to p17 1 bit 2 nch-open drain programmable 1 cmos programmable p20 to p21 1 bit 2 nch-open drain programmable 1 cmos programmable p30 to p35 1 bit 2 nch-open drain programmable p70 to p73 - no cmos programmable note 1: the control of the presence or absence of the programmable pull-up resistors for port 0 and the switching between low-and high-impedance pull-up connection is ex ercised in nibble (4-bit) units (p00 to 03 or p04 to 07).
LC87F0808A no.a1828-11/25 user option table option name option to be applied on flash-rom version option selected in units of option selection cmos p00 to p07 { 1 bit nch-open drain cmos p10 to p17 { 1 bit nch-open drain cmos p20 to p21 { 1 bit nch-open drain cmos port output type p30 to p35 { 1 bit nch-open drain 00000h program start address - { - 01e00h 00000h to 01bffh protect area (note 1) - { - 01c00h to 01effh enable: use detect function { - disable: not used low-voltage detection reset function detect level { - 7-level power-on reset function power-on reset level { - 8-level (note 1) this option selects the area to be write protected at the time of the on-board writing. recommended unused pin connections recommended unused pin connections port name board software p00 to p07 open output low p10 to p17 open output low p20 to p21 open output low p30 to p35 open output low p70 to p73 open output low cf1/xt1 pulled low with a 100k resistor or less general-purpose input port cf2/xt2 pulled low with a 100k resistor or less general-purpose input port on-chip debugger pin connection requirements owp0 of the on-chip-debugger terminal must add pull-down resistor of 100k . the connection with tcb87 type c are owp0/v dd /v ss note: be sure to electrically short-circuit between the v ss 1 and v ss 2 pins and between the v dd 1 and v dd 2 pins.
LC87F0808A no.a1828-12/25 absolute maximum ratings at ta = 25 c, v ss 1 = v ss 2 = 0v specification parameter symbol pin/remarks conditions v dd [v] min typ max unit maximum supply voltage v dd max v dd 1 -0.3 +6.5 input voltage v i cf1 -0.3 v dd +0.3 input/output voltage v io cf2 ports 0, 1, 2, 3 port 7 -0.3 v dd +0.3 v ioph(1) ports 0, 1, 2, 3 cmos output select per 1 applicable pin -10 peak output current ioph(2) port7 per 1 applicable pin -5 iomh(1) ports 0, 1, 2, 3 cmos output select per 1 applicable pin -7.5 mean output current (note 1-1) iomh(2) port7 per 1 applicable pin -3 ioah(1) ports 0, 2, 7 total of all applicable pins -25 high level output current total output current ioah(2) ports 1, 3 total of all applicable pins -25 iopl(1) p02 to p07 ports 1, 2, 3 per 1 applicable pin 20 iopl(2) p00, p01 per 1 applicable pin 30 peak output current iopl(3) port 7 per 1 applicable pin 10 ioml(1) p02 to p07 ports 1, 2, 3 per 1 applicable pin 15 ioml(2) p00, p01 per 1 applicable pin 20 mean output current (note 1-1) ioml(3) port 7 per 1 applicable pin 7.5 ioal(1) ports 0, 2, 7 total of all applicable pins 45 low level output current total output current ioal(2) ports 1, 3 total of all applicable pins 45 ma pd max(1) ta=-40 to +85 c package only 115 power dissipation pd max(2) qfp36(7 7) ta=-40 to +85 c package with thermal resistance board (note 1-2) 244 mw operating ambient temperature topr -40 +85 storage ambient temperature tstg -55 +125 c note 1-1: the mean output current is a mean value measured over 100ms. note 1-2: semi standards ther mal resistance board (size: 76.1 114.3 1.6tmm, glass epoxy) is used.
LC87F0808A no.a1828-13/25 allowable operating conditions at ta = -40 c to +85 c, v ss 1 = v ss 2 = 0v specification parameter symbol pin/remarks conditions v dd [v] min typ max unit operating supply voltage v dd v dd 1, v dd 2 0.142 s tcyc 200 s 3.3 5.5 memory sustaining supply voltage vhd v dd 1, v dd 2 ram and register contents sustained in hold mode. 2.0 v ih (1) ports 1, 2, 3, 7 3.3 to 5.5 0.3v dd +0.7 v dd v ih (2) ports 0 3.3 to 5.5 0.3v dd +0.7 v dd high level input voltage v ih (3) cf1, cf2, res 3.3 to 5.5 0.75v dd v dd 4.0 to 5.5 v ss 0.1v dd +0.4 v il (1) ports 1, 2, 3, 7 3.3 to 4.0 v ss 0.2v dd 4.0 to 5.5 v ss 0.15v dd +0.4 v il (2) ports 0 3.3 to 4.0 v ss 0.2v dd low level input voltage v il (3) cf1, cf2, res 3.3 to 5.5 v ss 0.25v dd v instruction cycle time (note 2-1) tcyc 3.3 to 5.5 0.142 200 s external system clock frequency fexcf cf1 ? cf2 pin open ? system clock frequency division ratio=1/1 ? external system clock duty=50 5% 3.3 to 5.5 0.1 20 fmcf(1) cf1, cf2 20mhz ceramic oscillation see fig. 1. 3.3 to 5.5 20 fmcf(2) cf1, cf2 10mhz ceramic oscillation see fig. 1. 3.3 to 5.5 10 fmcf(3) cf1, cf2 4mhz ceramic oscillation see fig. 1. 3.3 to 5.5 4 fmmrc internal high-speed rc oscillation. 1/2 frequency division ration. (rcctd=0) (note 2-3) 3.3 to 5.5 19.0 20.0 21.0 fmrc internal medium-speed rc oscillation 3.3 to 5.5 0.5 1.0 2.0 mhz fmsrc internal low-speed rc oscillation 3.3 to 5.5 15 30 60 oscillation frequency range (note 2-2) fsx?tal xt1, xt2 32.768khz crystal oscillation see fig. 1. 3.3 to 5.5 32.768 khz note 2-1: relationship between tcyc and oscillation frequency is 3/fmcf at a division ratio of 1/1 and 6/fmcf at a division ratio of 1/2. note 2-2: see tables 1 and 2 for the oscillation constants. note 2-3: when switching the system clock, allow an oscillation stabilization time of 100 s or longer after the high-speed rc oscillator circuit transmits from th e "oscillation stopped" to "oscillation enabled" state.
LC87F0808A no.a1828-14/25 electrical characteristics at ta = -40 c to +85 c, v ss 1 = v ss 2 = 0v specification parameter symbol pin/remarks conditions v dd [v] min typ max unit i ih (1) ports 0, 1, 2, 3 port 7 res output disabled pull-up resistor off v in =v dd (including output tr's off leakage current) 3.3 to 5.5 1 high level input current i ih (2) cf1, cf2 v in =v dd 3.3 to 5.5 15 i il (1) ports 0, 1, 2, 3 port 7 res output disabled pull-up resistor off v in =v ss (including output tr's off leakage current) 3.3 to 5.5 -1 low level input current i il (2) cf1, cf2 v in =v ss 3.3 to 5.5 -15 a v oh (1) i oh =-1ma 4.5 to 5.5 v dd -1 v oh (2) ports 0, 1, 2, 7 i oh =-0.35ma 3.3 to 5.5 v dd -0.4 v oh (3) i oh =-6ma 4.5 to 5.5 v dd -1 high level output voltage v oh (4) port 3 i oh =-1.4ma 3.3 to 5.5 v dd -0.4 v ol (1) i ol =10ma 4.5 to 5.5 1.5 v ol (2) ports 0, 1, 2, 3 i ol =1.4ma 3.3 to 5.5 0.4 v ol (3) port 7 i ol =1.4ma 3.3 to 5.5 0.4 v ol (4) i ol =25ma 4.5 to 5.5 1.5 low level output voltage v ol (5) p00, p01 i ol =4ma 3.3 to 5.5 0.4 v rpu(1) ports 0, 1, 2, 3 port 7 v oh =0.9v dd when port 0 selected low-impedance pull-up. 4.5 to 5.5 15 35 80 pull-up resistance rpu(2) port 0 v oh =0.9v dd when port 0 selected high-impedance pull-up. 3.3 to 5.5 100 210 400 k hysteresis voltage vhys ports 1, 2, 3, 7 res when port 2 selected int4. 3.3 to 5.5 0.1v dd v pin capacitance cp all pins for pins other than that under test: v in =v ss f=1mhz ta=25 c 3.3 to 5.5 10 pf
LC87F0808A no.a1828-15/25 serial i/o characteristics at ta = -40 c to +85 c, v ss 1 = v ss 2 = 0v sio0 serial i/o characteristics (note 4-1-1) specification parameter symbol pin/ remarks conditions v dd [v] min typ max unit frequency tsck(1) 2 low level pulse width tsckl(1) 1 input clock high level pulse width tsckh(1) sck0(p12) ? see fig. 5. 3.3 to 5.5 1 frequency tsck(2) 4/3 tcyc low level pulse width tsckl(2) 1/2 serial clock output clock high level pulse width tsckh(2) sck0(p12) ? cmos output selected ? see fig. 5. 3.3 to 5.5 1/2 tsck data setup time tsdi(1) 0.05 serial input data hold time thdi(1) sb0(p11), si0(p11) ? must be specified with respect to rising edge of sioclk. ? see fig. 5. 3.3 to 5.5 0.05 tdd0(1) ? continuous data transmission/reception mode (note 4-1-2) (1/3)tcyc +0.08 input clock tdd0(2) ? synchronous 8-bit mode (note 4-1-2) 1tcyc +0.08 serial output output clock output delay time tdd0(3) so0(p10), sb0(p11) (note 4-1-2) 3.3 to 5.5 (1/3)tcyc +0.08 s note 4-1-1: these specifications are theoretical values. add margin depending on its use. note 4-1-2: must be specified with respect to falling edge of sioclk. must be specified as the time to the beginning of output state change in open drain output mode. see fig. 5. sio1 serial i/o characteristics (note 4-2-1) specification parameter symbol pin/ remarks conditions v dd [v] min typ max unit frequency tsck(3) 2 low level pulse width tsckl(3) 1 input clock high level pulse width tsckh(3) sck1(p15) see fig. 5. 3.3 to 5.5 1 frequency tsck(4) 2 tcyc low level pulse width tsckl(4) 1/2 serial clock output clock high level pulse width tsckh(4) sck1(p15) ? cmos output selected ? see fig. 5. 3.3 to 5.5 1/2 tsck data setup time tsdi(2) 0.05 serial input data hold time thdi(2) sb1(p14), si1(p14) ? must be specified with respect to rising edge of sioclk. ? see fig. 5. 3.3 to 5.5 0.05 serial output output delay time tdd0(4) so1(p13), sb1(p14) ? must be specified with respect to falling edge of sioclk. ? must be specified as the time to the beginning of output state change in open drain output mode. ? see fig. 5. 3.3 to 5.5 (1/3)tcyc +0.08 s note 4-2-1: these specifications are theoretical values. add margin depending on its use.
LC87F0808A no.a1828-16/25 pulse input conditions at ta = -40 c to +85 c, v ss 1 = v ss 2 = 0v specification parameter symbol pin/remarks conditions v dd [v] min typ max unit tpih(1) tpil(1) int0(p70), int1(p71), int2(p72), int4(p20 to p21) ? interrupt source flag can be set. ? event inputs for timer 0 or 1 are enabled. 3.3 to 5.5 1 tpih(2) tpil(2) int3(p73) when noise filter time constant is 1/1 ? interrupt source flag can be set. ? event inputs for timer 0 are enabled. 3.3 to 5.5 2 tpih(3) tpil(3) int3(p73) when noise filter time constant is 1/32 ? interrupt source flag can be set. ? event inputs for timer 0 are nabled. 3.3 to 5.5 64 tpih(4) tpil(4) int3(p73) when noise filter time constant is 1/128 ? interrupt source flag can be set. ? event inputs for timer 0 are enabled. 3.3 to 5.5 256 tcyc high/low level pulse width tpil(5) res ? resetting is enabled. 3.3 to 5.5 200 s ad converter characteristics at v ss 1 = v ss 2 = 0v 10bits ad converter mode/ta = -40 c to +85 c specification parameter symbol pin/remarks conditions v dd [v] min typ max unit resolution n 3.3 to 5.5 10 bit absolute accuracy et (note 6-1) 3.3 to 5.5 16 lsb conversion time tcad ? see conversion time calculation formulas. (note 6-2) 3.3 to 5.5 8.5 59.5 s analog input voltage range vain 3.3 to 5.5 v ss v dd v iainh vain=v dd 3.3 to 5.5 1 analog port input current iainl an0(p00) to an7(p07) an8(amp1o) an9(amp2o) vain=v ss 3.3 to 5.5 -1 a 8bits ad converter mode/ta = -40 c to +85 c specification parameter symbol pin/remarks conditions v dd [v] min typ max unit resolution n 3.3 to 5.5 8 bit absolute accuracy et (note 6-1) 3.3 to 5.5 1.5 lsb conversion time tcad ? see conversion time calculation formulas. (note 6-2) 3.3 to 5.5 2.9 20 s analog input voltage range vain 3.3 to 5.5 v ss v dd v iainh vain=v dd 3.3 to 5.5 1 analog port input current iainl an0(p00) to an7(p07) an8(amp1o) an9(amp2o) vain=v ss 3.3 to 5.5 -1 a conversion time calculation formulas: 10bits ad converter mode: tcad (conversion time) = ((42/(ad division ratio)) + 2) (1/3) tcyc 8bits ad converter mode: tcad (conversion time) = ((28/(ad division ratio))+2) (1/3) tcyc
LC87F0808A no.a1828-17/25 ad division ratio (addiv) ad conversion time (tcad) external oscillation (fmcf) operating supply voltage range (v dd ) system division ratio (sysdiv) cycle time (tcyc) 10bit ad 8bit ad 10bit ad 8bit ad cf-20mhz 3.3v to 5.5v 1/1 150ns 1/4 1/2 8.5 s 2.9 s cf-10mhz 3.3v to 5.5v 1/1 300ns 1/4 1/2 17 s 5.8 s cf-4mhz 3.3v to 5.5v 1/1 750ns 1/4 1/2 42.5 s 14.5 s note 6-1: the quantization error (1/2lsb ) must be excluded from the absolute accuracy. the absolute accuracy must be measured in the microcontroller's state in which 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 till the time the conversion results register(s) are loaded with a complete digital conversion value corresponding to the analog input value. the conversion time is 2 times the normal-time conversion time when: ? the first ad conversion is performed in the 10 -bit ad conversion mode after a system reset. ? the first ad conversion is performed after the ad conversion mode is switched from 8-bit to 10-bit conversion mode. power-on reset (por) characteristics at ta = -40 c to +85 c, v ss 1=v ss 2=0v specification parameter symbol pin/remarks conditions option selected voltage min typ max unit 1.67v 1.55 1.67 1.79 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 por release voltage porrl ? select from option. (note 7-1) 4.35v 4.21 4.35 4.49 detection voltage unknown state pouks ? see fig. 7. (note 7-2) 0.7 0.95 v power supply rise time poris ? power supply rise time from 0v to 1.6v. 100 ms note7-1: the por release level can be selected out of 8 levels only when the lvd reset function is disabled. note7-2: por is in an unknown state before transistors start operation.
LC87F0808A no.a1828-18/25 low voltage detection reset (lvd) characteristics at ta = -40 c to +85 c, v ss 1=v ss 2=0v specification parameter symbol pin/remarks conditions option selected voltage min typ max unit 1.91v 1.81 1.91 2.01 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 lvd reset voltage (note 8-2) lvdet 4.28v 4.18 4.28 4.38 v 1.91v 55 2.01v 55 2.31v 55 2.51v 55 2.81v 60 3.79v 65 lvd hysteresys width lvhys ? select from option. (note 8-1) (note 8-3) ? see fig. 8. 4.28v 65 mv detection voltage unknown state lvuks ? see fig. 8. (note 8-4) 0.7 0.95 v low voltage detection minimum width (reply sensitivity) tlvdw ? lvdet-0.5v ? see fig. 9. 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 values 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. comparator, operational amplifiers characteristics at ta=-40 to +85 c, v ss 1=v ss 2=0v specification function parameter symbol pin/remarks conditions v dd [v] min typ max unit input common- mode voltage (note9-1) vcmin cmp1ia, cmp1ib cmp2ia, cmp2ib 3.3 to 5.5 v ss v dd - 1.5v v offset voltage voff(1) cmp1ia, cmp1ib cmp2ia, cmp2ib input common-mode voltage range 3.3 to 5.5 20 mv cmp1, 2 cmp response speed tcrt cmp1o cmp2o ? input common-mode voltage range ? input amplitude=100mv ? over drive=50mv 3.3 to 5.5 200 ns amp input voltage (note9-1) vamin cmp1ia, cpm2ia 3.3 to 5.5 v ss v dd - 1.5v v input offset voltage vopoff cmp1ia, cmp1ib cmp2ia, cmp2ib input common-mode voltage range 3.3 to 5.5 20 mv slew rate sr cmp1o cmp2o 50pf 5.0 3 v/ s source iosource cmp1ia,cmp1ib(+)=1v cmp2ia,cmp2ib(-)=0v cmp1o,cmp2o=v dd -1.5v 5.0 2.5 3.5 ma amp1, 2 output current sink iosink cmp1ia,cmp1ib(+)=0v cmp2ia,cmp2ib(-)=1v cmp1o,cmp2o=v dd +0.5v 5.0 0.3 0.35 ma note9-1: when v dd =5v, input voltage is effective from 0 to 3.5v.
LC87F0808A no.a1828-19/25 consumption current characteristics at ta = -40 c to +85 c, v ss 1 = v ss 2 = 0v specification parameter symbol pin/ remarks conditions v dd [v] min typ max unit iddop(1) ? fmcf=20mhz ceramic oscillation mode ? system clock set to 20mhz side ? all internal rc oscillation stopped. ? 1/1 frequency division ratio 3.3 to 5.5 10 12.5 iddop(2) ? fmcf=4mhz ceramic oscillation mode ? system clock set to 4mhz side ? all internal rc oscillation stopped. ? 1/1 frequency division ratio 3.3 to 5.5 3 4.1 iddop(3) ? fsx?tal=32.768khz crystal oscillation mode ? internal medium speed rc oscillation stopped. ? system clock set to internal high speed rc oscillation (20mhz). ? 1/1 frequency division ratio 3.3 to 5.5 9.2 11 iddop(4) ? fsx?tal=32.768khz crystal oscillation mode ? internal high speed rc oscillation stopped. ? system clock set to internal medium speed rc oscillation. ? 1/2 frequency division ratio 3.3 to 5.5 0.5 0.7 ma normal mode consumption current (note 10-1) (note 10-2) iddop(5) v dd 1, v dd 2 ? fsx?tal=32.768khz crystal oscillation mode ? system clock set to 32.768khz crystal oscillation. ? all internal rc oscillation stopped. ? 1/1 frequency division ratio 3.3 to 5.5 32 74 a iddhalt(1) ? halt mode ? fmcf=20mhz ceramic oscillation mode ? system clock set to 20mhz side ? all internal rc oscillation stopped. ? 1/1 frequency division ratio 3.3 to 5.5 4.7 5.8 iddhalt(2) ? halt mode ? fmcf=4mhz ceramic oscillation mode ? system clock set to 4mhz side ? all internal rc oscillation stopped. ? 1/1 frequency division ratio 3.3 to 5.5 1.5 2.3 iddhalt(3) ? halt mode ? fsx?tal=32.768khz crystal oscillation mode ? internal medium speed rc oscillation stopped. ? system clock set to internal high speed rc oscillation (20mhz). ? 1/1 frequency division ratio 3.3 to 5.5 4 5 iddhalt(4) ? halt mode ? fsx?tal=32.768khz crystal oscillation mode ? internal high speed rc oscillation stopped. ? system clock set to internal medium speed rc oscillation. ? 1/2 frequency division ratio 3.3 to 5.5 0.3 0.45 ma halt mode consumption current (note 10-1) (note 10-2) iddhalt(5) v dd 1, v dd 2 ? halt mode ? fsx?tal=32.768khz crystal oscillation mode ? system clock set to 32.768khz crystal oscillation. ? all internal rc oscillation stopped. ? 1/1 frequency division ratio 3.3 to 5.5 16 60 a note10-1: values of the consumption current do not include cu rrent that flows into the output transistors and internal pull-up resistors. note10-2: the consumption current values do not includ e operational current of lvd function if not specified. continued on next page.
LC87F0808A no.a1828-20/25 continued from preceding page. specification parameter symbol pin/ remarks conditions v dd [v] min typ max unit iddhold(1) hold mode ? cf1=v dd or open (external clock mode) 3.3 to 5.5 0.03 32 hold mode consumption current (note 10-1) (note 10-2) (note 10-3) iddhold(2) v dd 1, v dd 2 hold mode ? cf1=v dd or open (external clock mode) ? lvd option selected 3.3 to 5.5 3 35 a note10-1: values of the consumption current do not include cu rrent that flows into the output transistors and internal pull-up resistors. note10-2: the consumption current values do not includ e operational current of lvd function if not specified. note10-3: the amplifier / comparator circuit operates in the hold mode. f-rom programming characteristics at ta = -40 c to +85 c, v ss 1 = v ss 2 = 0v specification parameter symbol pin/remarks conditions v dd [v] min typ max unit onboard programming current iddfw(1) v dd 1, v dd 2 ? only current of the flash block. 3.3 to 5.5 5 10 ma tfw(1) ? erasing time 20 30 ms programming time tfw(2) ? programming time 3.3 to 5.5 40 60 s uart (full duplex) op erating conditions at ta = -40 c to +85 c, v ss 1 = v ss 2 = 0v specification parameter symbol pin/remarks conditions v dd [v] min typ max unit transfer rate ubr utx(p16) urx(p17) 3.3 to 5.5 16/3 8192/3 tcyc data length : 7/8/9 bits (lsb first) stop bits : 1 bit (2-bit in continuous data transmission) parity bits : none example of continuous 8-bit data transmission mode processing (first transmit data=55h) example of continuous 8-bit da ta reception mode processing (first receive data=55h) transmit data (lsb first) start of transmission end of transmission ubr start bit stop bit receive data (lsb first) ubr start of reception end of reception stop bit start bit
LC87F0808A no.a1828-21/25 characteristics of a sample main system clock oscillation circuit given below are the characteristics of a sample main syst em clock oscillation circuit that are measured using a sanyo-designated oscillation characteristics evaluation board and external components with circuit constant values with which the oscillator vendor confirmed normal and stable oscillation. table 1 characteristics of a sample main system clock oscillator circuit with a ceramic oscillator ? murata circuit constant oscillation stabilization time nominal frequency type oscillator name c1 [pf] c2 [pf] rf [ ] rd [ ] operating voltage range [v] typ [ms] max [ms] remarks smd cstce20m0g51-r0 (5) (5) open 470 3.3 to 5.5 0.02 20mhz lead cstls20m0g52-b0 (5) (5) open 330 3.3 to 5.5 0.06 smd cstce10m0g52-r0 (10) (10) open 470 3.3 to 5.5 0.02 10mhz lead cstls10m0g53-b0 (15) (15) open 680 3.3 to 5.5 0.02 smd cstcr4m00g53-r0 (15) (15) open 1.5k 3.3 to 5.5 0.04 4mhz lead cstls4m00g53-b0 (15) (15) open 1.5k 3.3 to 5.5 0.03 internal c1,c2 the oscillation stabilization time refers to the time interval th at is required for the oscillation to get stabilized after v dd goes above the operating voltage lower limit (see figure 3). characteristics of a sample subs ystem clock oscillator circuit given below are the characteristics of a sample subsystem clock oscillation circuit that are measured using a sanyo- designated oscillation characteristics evaluation board and exte rnal components with circuit constant values with which the oscillator vendor confirmed normal and stable oscillation. table 2 characteristics of a sample subsystem cl ock oscillator circuit with a crystal oscillator ? epson toyocom circuit constant oscillation stabilization time nominal frequency type oscillator name c1 [pf] c2 [pf] rf [ ] rd [ ] operating voltage range [v] typ [s] max [s] remarks 32.768khz smd mc-306 8 8 open 330k 3.3 to 5.5 1.0 4.0 applicable cl value = 7.0pf the oscillation stabilization time refers to the time interval th at is required for the oscillation to get stabilized after the instruction for starting the subclock oscillation circuit is ex ecuted and to the time interval that is required for the oscillation to get stabilized after the hold mode is reset (see figure 3). note: the components that are in volved in oscillation should be placed as close to the ic an d to one another as possible because they are vulnerable to the influences of the circuit pattern. figure 1 cf and xt oscillator circuit figure 2 ac timing measurement point 0.5v dd rf rd cf1/xt1 cf2/xt2 c2 cf/x?tal c1
LC87F0808A no.a1828-22/25 hold reset signal and oscillation stabilization time note: external oscillation circuit is selected. figure 3 oscillation stabilization times reset time and oscillation stabilization time power supply res internal medium speed rc oscillation cf1, cf2 operating mode reset time unpredictable reset instruction execution v dd operating v dd lower limit 0v tmscf/tmsx?tal internal medium speed rc oscillation or low speed rc oscillation cf1, cf2 (note) hold reset signal hold reset signal absent tmscf/tmsx?tal hold halt hold reset signal valid state
LC87F0808A no.a1828-23/25 figure 4 reset circuit figure 5 serial i/o output waveforms figure 6 pulse input timing signal waveform c res v dd r res res note: external circuits for reset may vary depending on the usage of por and lvd. please refer to the user?s manual for more information. di0 di7 di2 di3 di4 di5 di6 do0 do7 do2 do3 do4 do5 do6 di1 do1 sioclk: datain: dataout: dataout : datain: sioclk: tsck tsckl tsckh thdi tsdi tddo tpil tpih
LC87F0808A no.a1828-24/25 figure 7 waveform observed when only por is used (lvd not used) (reset pin: pull-up resistor r res only) ? the por function generates a reset only wh en power is turned on starting at the v ss level. ? no stable reset will be generated if power is turned on again when the power level does not go down to the v ss level as shown in (a). if such a case is an ticipated, use the lvd function together with the por function or implement an external reset circuit. ? a reset is generated only when the 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 8 waveform observed when both por and lvd functions are used (reset pin: pull-up resistor r res only) ? resets are generated both when power is tu rned on and when the power level lowers. ? a hysteresis width (lvhys) is provided to prevent the repetitions of reset releas e and entry cycles near the detection level. por release voltage ( p o rrl ) v dd res unknown-state ( pouks ) (a) (b) reset period reset period 100
LC87F0808A no.a1828-25/25 figure 9 low voltage detection minimum width (example of momentary power loss/voltage variation waveform) ps v dd lvd reset voltage tlvdw v ss lvd release voltage lvdet-0.5v sanyo semiconductor co.,ltd. assumes no responsibil ity for equipment failures that result from using products at values that exceed, even momentarily, rated v alues (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all sanyo semiconductor co.,ltd. products described or contained herein. sanyo semiconductor co.,ltd. strives to supply high-qua lity high-reliability products, however, any and all semiconductor products fail or malfunction with some probab ility. it is possible that these probabilistic failures or malfunction could give rise to accident s or events that could endanger human lives, trouble that could give rise to smoke or fire, or accidents that could cause damage to other property. when designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. upon using the technical information or products described herein, neither warranty nor license shall be granted with regard to intellectual property rights or any other rights of sanyo semiconductor co.,ltd. or any third party. sanyo semiconductor co.,ltd. shall not be liable for any claim or suits with regard to a third party's intellectual property rights which has resulted from the us e of the technical information and products mentioned above. information (including circuit diagrams and circuit par ameters) herein is for example only; it is not guaranteed for volume production. any and all information described or contained he rein are subject to change without notice due to product/technology improvement, etc. when designing equip ment, refer to the "delivery specification" for the sanyo semiconductor co.,ltd. product that you intend to use. in the event that any or all sanyo semiconductor co.,ltd. products described or contained herein are controlled under any of applicable local export control l aws and regulations, such products may require the export license from the authorities concerned in accordance with the above law. no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written consent of sanyo semiconductor co.,ltd. this catalog provides information as of august, 2010. specifications and information herein are subject to change without notice.

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