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june, 2009 v0.20p F71612A F71612A usb cir chip with rc6 and qp protocol (receiver and transmitter) release date: june, 2009 version: v0.20p
june, 2009 v0.20p F71612A F71612A datasheet revision history version date page revision history v0.20p 2009/6/1 - release version please note that all data and specifications are subject to change without notice. all the trade marks of products and companies mentioned in this data sheet belong to their respective owners. life support applications these products are not designed for use in life support app liances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. customers using or selling these products for use in such applications do so at their own risk and agr ee to fully indemnify fintek for any damages resulting from such improper use or sales.
june, 2009 v0.20p F71612A table of content 1. general description ......................................................................................................... ...............1 2. feature list ................................................................................................................ .....................1 3. key specification........................................................................................................... .................1 4. pin configuration........................................................................................................... .................2 5. pin description............................................................................................................. ...................2 6. function description........................................................................................................ ...............4 7. electron characteristic..................................................................................................... ...............9 8. ordering information ........................................................................................................ ............12 9. package dimensions .......................................................................................................... ...........13 10. application circuit........................................................................................................ ................14
june , 2009 v0.20p -1- F71612A 1. general description the F71612A is a usb ir chip and compatible for microsoft windows vista and windows 7 ir receiver or transceiver emulation device. it supports 2 ir trans ceiver functions for blaster application and two ir receivers with long range frequency and wideband application. in usb interface function, the F71612A communications with host by full-speed usb interface (12mb/s). it supports 3 suits endpoint, one control endpoint( endpoint zero) is for bus enumeration, one output endpoint is for microsoft windows vista/7 ir receiver or transceiver emulation device command and one input endpoint is transmit ir information to host. in i2c interface function, the F71612A builds 256 bytes sram to save flash/rom information from i2c for usb bus enumerations. the i2c flash/rom contai ns idvendor/ idproduct/ bcddevice/ manufacturer string / iproduct string / iser ialnumber string information. in power function, the F71612A supports remote -wakeup function during usb interface, when pc system into s3 state. the F71612A decodes ir protoc ol is the same power key of remote control. the F71612A is asserted usb interface to wakeup pc sy stem. others also provide hardware pin psout# for system wakeup, when pc system in to s5 state, the F71612A is asserted psout# pin to wakeup pc system. 2. feature list support microsoft windows vista / windows 7 ir receiver support rc6 and quatro pulse protocols support learning function support remote wake-up capability hardware base implementation provide data receiver led support 2 ir transceiver function for blaster application one ir receiver with long range frequency and another with wideband application i2c interface for related id data reading. usb interface for system connection. power by 3vcc and packaged in 16-ssop green package. 3. key specification supply voltage 3.0v to 3.6v
june , 2009 v0.20p -2- F71612A operating supply current 8 ma typ. standby current 0.7 ma typ. 4. pin configuration 5. pin description i/o 12t_1.5k - ttl level bi-directional pin with 12 ma drive/sink capability and internal pull hign 1.5k ? i/o 12t - ttl level bi-directional pin with 12 ma drive/sink capability. od 12 - open-drain output pin with 12 ma sink capability od 12_5v - open-drain output pin with 12 ma sink capability and 5v tolerance od 16_5v - open-drain output pin with 16 ma sink capability and 5v tolerance. o 12 - output pin with 12 ma drive/sink capability. in ts - ttl level input pin with schmitt trigger. xtalin F71612A
june , 2009 v0.20p -3- F71612A in ts_5v - ttl level input pin with schmitt trigger and 5v input tolerance. in t - ttl level input pin. p - power. pin no pin name type pwr description 1 d+ i/o 12t_1.5k vdd d+. different data bus conforming to usb standard. internal pull high 1.5k ? . 2 d- i/o 12t vdd d-. different data bus conforming to usb standard. 3 psout# od 12_5v vdd panel switch output. this pin is low active and pulse output. it is power on request output. 4 state_sel in ts vdd this pin is for wake up function. for portable product ? pull this pin to high for usb wake up. for mb system product ? pull this pin to high and suggest connecting with one of s4/s5/gpio pin. mb system in s4/s5 state: wake up signal will be asserted by psout# pin in s4/s5 state. mb system in s3 state: wake up signal will be asserted by usb interface in s3 state. 5 xtalin in t vdd 12mhz clock input. 6 xtalout o 12 vdd 12mhz clock output. 7 pwctl od 12 vdd rx_lr learning power control pin. suggest external pull high to 3.3v. 8 gnd p vdd ground pin. 9 scl od 12_5v vdd i2c interface serial clock 10 sda od 12_5v vdd i2c interface serial data 11 tx1 o 12 vdd ir transmits port 1. pull down 100k resister to ground (tx/rx functions selection). no resister connects to ground (rx function only). 12 tx0 o12 vdd ir transmits port 0. pull down 100k resister to ground (tx/rx functions selection). no resister connects to ground (rx function only). (p.s one of tx pins pull down 100k resister to ground, chip feature will be selected to tx and rx functions, if not, chip will be selected to rx function only.) 13 led# od16_5v vdd led output pin. 14 rx_lr# in ts_5v vdd ir receiver port1 ( wide band for learning)
june , 2009 v0.20p -4- F71612A 15 rx_nr# in ts_5v vdd ir receiver port0 (long range) 16 vdd p vdd power supply input 3.3v 6. function description 6.1 usb function the F71612A communications with host by full-speed usb interface (12mb/s). it supports 3 suits endpoint, one control endpoint( endpoint zero) is for bus enumeration, one output endpoint is for microsoft windows vista ir receiver or transceiver emulation device command and one input endpoint is transmit ir information to host. endpoint zero is special significance in usb system. it is a control endpoint, and is required by every device. only control endpoint accept special setup token that the host transfer command to device. during enumeration, host requests get_descriptor to device and device return information (over in endpoint zero) as what device driver top load. the below table is about F71612A descriptor. offset field size value 0 blength 1 0x12 1 bdescriptor type 1 0x01 2 bcdusb 2 0x0200 4 bdeviceclass 1 0x00 5 bdevicesubclass 1 0x00 6 bdeviceprotocol 1 0x00 7 bmaxpacketsize 1 0x10 8 idvendor 2 0x1934 10 idproduct 2 0x5168 12 bcddevice 2 0x0000 14 manufacturer 1 0x01 15 iproduct 1 0x02 16 iserialnumber 1 0x03 17 bnumconfiguration 1 0x01 table 6-1 device descriptor offset field size value 0 blength 1 0x09 1 bdescriptor type 1 0x02 2 wtotallength 2 0x0020 4 bnuminterface 1 0x01 5 bconfigurationvalue 1 0x01 6 iconfiguration 1 0x00 7 bmattributes 1 0xa0
june , 2009 v0.20p -5- F71612A 8 maxpower 1 0x32 table 6-2 configuration descriptor offset field size value 0 blength 1 0x09 1 bdescriptor type 1 0x04 2 winterfacenumber 1 0x00 3 balternatesetting 1 0x00 4 bnumendpoints 1 0x02 5 binterfaceclass 1 0xff 6 binterfacesubclass 1 0xff 7 binterfaceprotocol 1 0xff 8 iinterface 1 0x00 table 6-3 interface descriptor offset field size value 0 blength 1 0x07 1 bdescriptor type 1 0x05 2 bendpointaddress 1 0x81 3 bmattributes 1 0x02 4 wmaxpacketsize 2 0x0010 6 binterval 1 0x00 table 6-4 in endpoint descriptor offset field size value 0 blength 1 0x07 1 bdescriptor type 1 0x05 2 bendpointaddress 1 0x01 3 bmattributes 1 0x02 4 wmaxpacketsize 2 0x0010 6 binterval 1 0x00 table 6-5 out endpoint descriptor the string table 1 is about manufacturer information, its? contents is ?fintek?, the string table 2 is about product information, its contents is ?ehome infrared transceiver. the string table 3 is about serial number information, its contents is ?88636562727801?. in power function, the F71612A supports remote-wakeup function for usb interface, when pc system into s3 state. the F71612A decodes ir protocol is the same power key of remote control. the F71612A is asserted usb interface to wakeup pc system. the F71612A is compatible for microsoft windows vista / 7 ir receiver or transceiver emulation device. the F71612A support microsoft compatible device descriptor and extended compact id descriptor are used to tell the host w hat type of device the emulation is. emulation device driver transmits command over out endpoint1 and device return information over in endpoint1.
june , 2009 v0.20p -6- F71612A about descriptor and command information, reference microsoft windows vista / 7 ir receiver or transceiver emulation device spec. 6.2 ir function the F71612A supports 2 ir transceiver functions for blaster application and two ir receivers with long range frequency and wideband application. the wide-band receiver is necessary to support ir learning, which is necessary to support ir-blasting and set-top box control. the long-range receiver is a receiver which has the following characteristics: 1. works at a distance of 10 meters. 2. demodulates the signal inside the receiver part 3. has a bpf which works with carriers from 32-60 khz. the wide-band receiver is a receiver part which has the following characters: 1. works at a distance of approximately 5 centimeters. 2. does not demodulate the signal inside the receiver part 3. works with carriers from 32-60 khz. (probably doesn?t have a bpf, but still has the same (or wider) range. about ir information, reference microsoft windows vista / 7 ir receiver or transceiver emulation device spec. 6.3 wakeup function the F71612A supports 2 kinds of wakeup system function, psout and remote wakeup for usb interface. the F71612A detect idle state on usb bus for more than 3.0ms, it is into suspend state. in suspend state, the F71612A decodes ir protocol information is the same power key of remote controller. it asserted psout and usb interface. reference the below figure
june , 2009 v0.20p -7- F71612A figure 6-3-1 usb remote wakeup figure 6-3-2 psout wakeup 6.4 i2c interface function the F71612A supports 1 suit i2c interface to get usb description information and builds 256 bytes ram to save vendor usb description information. when power is ready, i2c function start to load usb description into 256 bytes ram, and expect host requests get_descriptor to d+ d- 3ms suspend state 25ms pstate_sel wakeup rx_nr 1?b psout_n wakeup rx_nr pstate_sel 1?b 200ms
june , 2009 v0.20p -8- F71612A F71612A which returns vendor usb description, if i2c flash/rom connect with F71612A. the contents of i2c flash /rom format is below table. when F71612A does not finish loading 256 bytes information from i2c flash/rom, F71612A disable pad 1 internal pull high 1.5k, still finish loading, F71612A enable pad 1 internal pull high 1.5k. 0x0 security code 0x55 0x1 security code 0xaa 0x2 idvendor length 0x02 0x3 idvendor low byte idvendor low byte 0x4 idvendor low byte idvendor high byte 0x5 idproduct length 0x02 0x6 idproduct low byte idproduct low byte 0x7 idproduct high byte idproduct high byte 0x8 bcddevice length 0x02 0x9 bcddevice low byte bcddevice low byte 0xa bcddevice high byte bcddevice high byte 0xb manufacturer string length define by vendor content 0xb+ manufacturer string length manufacture r string content define by vendor content 0xb+ manufacturer string length + 1 iproduct string length define by vendor content 0xb+ manufacturer string length + iproduct string length +1 iproduct string content define by vendor content 0xb+ manufacturer string length + iproduct string length +2 iserialnumber string length define by vendor content 0xb+ manufacturer string length + iproduct string length +2 iproduct string length define by vendor content table 6-4-1 i2c flash/rom usb description format
june , 2009 v0.20p -9- F71612A 7. electron characteristic absolute maximum ratings parameter rating unit power supply voltage -0.5 to 5 v input voltage -0.5 to vdd+0.5 v operating temperature 0 to +70 c storage temperature -55 to 150 c electrical characteristics table note: exposure to conditions beyond those listed under absolute maximum ratings may adversely affect the life an d reliability of the device. dc characteristics (ta = 0 c to 70 c, vdd = 3.3v 10% , vss = 0v ) (note) parameter rating operating voltage 3.0 to 3.6 vdd operating voltage table parameter sym. min typ max. unit conditions i/o 12t - ttl level bi-directional pin with 12 ma source-sink capability(3.3v) input low voltage vil 0.8 v input high voltage vih 2.0 v output low current iol 12 ma 0.4v output high current ioh 12 ma 2.4v input high leakage ilih -1 1 a input low leakage ilil -1 1 a od 12_5v ? open-drain output pin with12ma sour ce-sink capability(3.3v), 5v tolerance output low current iol 12 ma 0.4v od 16_5v ? open-drain output pin with16ma sour ce-sink capability(3.3v), 5v tolerance output low current iol 16 ma 0.4v o 12 ? output pin with12ma source-sink capability(3.3v) output low current iol 12 ma 0.4v output high current ioh 12 ma 2.0v in ts ? ttl level input pin and schmitt trigger input low threshold voltage vt- 0.8 v input high threshold voltage vt+ 2.0 v hysteresis 0.5 v input high leakage ilih +1 a input low leakage ilil -1 a in t ? ttl level input pin input low threshold voltage vt- 0.8 v input hign threshold voltage vt+ 2.0 v
june , 2009 v0.20p -10- F71612A input high leakage ilih +1 a input low leakage ilil -1 a in ts_5v ? ttl level input pin and schmitt trigger, 5 tolerance input low threshold voltage vt- 0.8 v input hign threshold voltage vt+ 2.0 v hysteresis 0.5 v input high leakage ilih +1 a input low leakage ilil -1 a pad dc table usb interface parameter symbol min. max. units rise time t fr 4 20 ns fall time t ff 4 20 ns differential rise and fall time matching t frfm 90 111.11 % driver output resistance z drv 28 44 ? usb ac full-speed next transition paired transition jitter source each (ns) total (ns) each (ns) total (ns) source driver jitter source frequency tolerance (worst-case) 2.0 0.21/bit 2.0 1.5 1.0 0.21/bit 1.0 3.0 source jitter total hub jitter 3.0 3.5 15.0 1.0 4.0 5.0 jitter specification destination frequency tolerance 0.21/bit 18.5 1.5 0.21/bit 9.0 3.0 receiver jitter budget 20.0 12.0 usb jitter usb timing
june , 2009 v0.20p -11- F71612A i2c interface symbol parameter min max units t scl clock frequency, scl 400 khz t low clock pulse width low 1.2 us t high clock pulse width high 0.6 us t i noise suppression time 50 ns t aa clock low to data out valid 0.1 0.9 us t buf time the bus must be free before a new transmission can start 1.2 us t hd.sta start hold time 0.6 us t su.sta start set-up time 0.6 us t hd.dat data in hold time 0 us t su.dat data in set-up time 100 ns t r inputs rise time 300 ns t f inputs fall time 300 ns t su.sto stop set-up time 0.6 us t dh data out hold time 50 ns t wr endurance write cycle time 5.0v, 25?c, page mode 1m 5 ms write cycles spec. for reliability test item description y/ n test item description y/n esd vhbm > 2kv, vmm > 200v vhbm > 8kv for usb pad y th(b) 1000hrs, 85% rh, 85 n latch-up i tr => 50~ 100ma y pct 168 hrs, 100% rh , 121 n htsl 1000 hrs @ 150 n tct -65 ~ 150 , 200 cycles n htol 168/500 hrs bias @ 125 n tst -65 ~ 150 , 100 cycles n hast 96hrs , 85% rh , 131 n
june , 2009 v0.20p -12- F71612A 8. ordering information part number package type production flow F71612Ar 16-ssop green package commercial, 0 c to +70 c
june , 2009 v0.20p -13- F71612A 9. package dimensions 16pin-ssop ( 150 mil) . feature integration technology inc. headquarters taipei office 3f-7, no 36, tai yuan st., bldg. k4, 7f, no.700, chung cheng rd., chupei city, hsinchu, taiwan 302, r.o.c. chungho city, taipei, taiwan 235, r.o.c. tel : 886-3-5600168 tel : 866-2-8227-8027 fax : 886-3-5600166 fax : 866-2-8227-8037 www: http://www.fintek.com.tw please note that all datasheet and specifications are subject to change without notice. all the trade marks of products and companies mentioned in this datasheet belong to their respective
june, 2009 v0.20p 14 F71612A 10. application circuit tit le size document number rev date: sheet of 1.1 fintek f71612r application circuit b 11 friday , april 10, 2009 vsb3v y1 12mhz 1 2 3 j3 tx1 j ac k s4/s5/gpio c9 0.1u xta l _ i r14 4.7k sck sda r20 4.7k 1 2 3 j4 tx1 j ac k 2 1 3 q4 npn3904 1. i2c address = a0h 2. choose wp pull high resister to enable write protect choose wp pull low resister to disbale write protect r7 10k vsb5v vsb3v r1 10k c1 1uf c3 0.1u out 1 vcc 2 gnd 3 case 4 u4 gp1ud260y k vsb3v c11 0.1u rx_nr# led vsb3v b e c q1 3906 vsb3v vsb3v r18 330 r2 330 d1 led r8 1k pwctl c6 10p r6 470k c7 10p r21 100 c12 10nf tx1 r19 100 i2c eeprom xta l _ o r15 4.7k r16 4.7k r12 1.8k c8 0.1u r13 330 c2 1uf r9 100 tx0 ps_out#(od) r17 12k tx0 tx1 sda sck rx_nr# rx_lr# c10 10u r5 100k vsb3v rx_lr# d+ 1 d- 2 psout# 3 state_sel 4 xta l _ i 5 xta l _ o 6 pwctl 7 gnd 8 sck 9 sda 10 tx1 11 tx0 12 led 13 rx_lr# 14 rx_nr# 15 vdd 16 u2 f71612r 1 2 3 4 5 j2 usb_b r3 0r tx and rx : tx [0] or tx[1] connect pull down resister 100k as power on. rx only : tx [0] and tx[1] do not connect pull down resister 100k as power on r4 0r wp state_sel c5 10p c4 10p usb(d+) usb(d-) pull down resister 100k to choose the f71612r function a0 a1 a2 pwctl wide band ir receiver q3 2n7002 1 2 q2 ltr-301 long rang ir receiver gnd 1 vin 2 vout 3 u1 rt9166-33 r22 100k vsb3v ps_out# a0 1 a1 2 a2 3 gnd 4 sda 5 scl 6 wp 7 vcc 8 u3 i2c rom 2 ports tx please pull pins sda/sck to high ? if eeprom does not be used. f71612 a f71612 a

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