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HA12187FP bus interface driver/receiver ic ade-207-174a (z) 2nd edition jun. 1999 description the HA12187FP was developed to be used as a bus interface driver/receiver ic in automotive audio equipment controllers. it implements a two-wire serial bus. functions ? two-input or circuit ? input comparator circuit ? current output driver circuit ? receiver input comparator circuit ? receiver output circuit ? standby circuit features ? supports two data inputs (pins 1 and 3 are the input pins) ? comparators with hysteresis characteristics were adopted for the inputs ? current drive output drivers adopted (output current: 3.8 ma typical) ? comparators with hysteresis characteristics were adopted for the receivers ? wide receiver common-mode input operating range (common-mode input operating range: 0 to 5 v typical) ? the driver output and the receiver input can withstand high voltages (maximum rating: 18 v) ? standby function (the ic enters standby mode when pin 8 goes low) ? operating power-supply voltage range: 5 v 0.5 v
HA12187FP rev.2, jun. 1999, page 2 of 23 block diagram + ? ? + 7 1 3 s2 s1 com 8 bias driver output (current) 2 r receiver output 4 6 5 v cc bus (+) bus (?)
HA12187FP rev.2, jun. 1999, page 3 of 23 pin functions pin no. symbol function equivalent circuit 1 s1 data input 1 20 k 2 r out receiver output 2 sw sw 100 3 s2 data input 3 20k 4gndgnd 5 bus (?) bus output (?) receiver input (?) 6 bus (+) bus output (+) receiver input (+) 6 sw receiver input (+) i 5 i v ref receiver input ( ? ) 7v cc power supply 8 stb standby control input 8 20 k 100 k
HA12187FP rev.2, jun. 1999, page 4 of 23 absolute maximum ratings (ta = 25c) item symbol ratings unit notes power-supply voltage v cc 7v allowable power dissipation pd 400 mw ta 85c operating temperature topr ?40 to 85 c storage temperature tstg ?55 to 125 c input voltage vin ?1.0 to 6.7 v bus input voltage bus 18 v note: recommended operating power supply voltage range: 5 v 0.5 v
HA12187FP rev.2, jun. 1999, page 5 of 23 electrical characteristics (v cc = 5.0 v, ta = 25c) item symbol min typ max unit test conditions test pin test circuit s1 high-level input voltage v ihs1 3.5 ? ? v v1 = 0 v 5 v, v3 = 0 v with the potential difference between pin 5 and pin 6 120 mv or more 1 figure 1 low-level input voltage v ils1 ? ? 1.5 v v1 = 5 v 0 v, v3 = 0 v with the potential difference between pin5 and pin 6 20 mv or less 1 high-level input current i ihs1 ? ? 1 a v1 = 5 v, v3 = 0 v 1 low-level input current i ils1 ? ? 1 a v1 = 0 v, v3 = 0 v 1 s2 high-level input voltage v ihs2 3.5 ? ? v v3 = 0 v 5 v, v1 = 0 v with the potential difference between pin 5 and pin 6 120 mv or more 3 figure 1 low-level input voltage v ils2 ? ? 1.5 v v3 = 5 v 0 v, v1 = 0 v with the potential difference between 5 and pin 6 20 mv or less 3 high-level input current i ihs2 ? ? 1 a v1 = 0 v, v3 = 5 v 3 low-level input current i ils2 ? ? 1 a v1 = 0 v, v3 = 0 v 3 driver high-level output current i oh 3.0 3.8 4.8 ma i oh = | v ohd+ ? v ohd? | / 62 ? 5, 6 figure 1 low-level output leakage current i ol ? ? 1 a pin 5 voltage = v op? i ol = | v op+ ? v op? | / ri 5, 6 reference operating voltage (+) v op+ 2.3 2.5 2.7 v v1 = 0 v, v3 = 0 v 6 reference operating voltage (?) v op? 2.3 2.5 2.7 v v1 = 0 v, v3 = 0 v 5 current drain 1 i cc h 5.5 7.3 9.5 ma v1 = 5 v, v3 = 0 v 7 figure 1 current drain 2 i cc l 1.7 2.2 2.7 ma v1 = 0 v, v3 = 0 v 7 figure 1
HA12187FP rev.2, jun. 1999, page 6 of 23 electrical characteristics (v cc = 5.0 v, ta = 25c) (cont) item symbol min typ max unit test condition test pin test circuit recei ver high-level input voltage (1) v ih1 ? 80 120 mv v6 = 0 5 v, pin 2 = 4 v or more, v1 = 0v, v3 = 0v, v5 = v op? , v ih1 = v6 ? v5 2 figure 2 low-level input voltage (1) v il1 20 45 ? mv v6 = 5 0 v, pin 2 = 1 v or less, v1 = 0 v, v3 = 0 v, v5 = v op? ,v il1 = v6 ? v5 2 figure 2 input hysteresis voltage (1) v ihys1 10 35 60 mv v ihys1 = v ih1 ? v il1 high-level common-mode input voltage v ihcom 4.5 ? ? v v5 = 0 5 v, pin 2 = 4 v or more, v1 = 0 v, v3 = 0 v, v6 ? v5 = 120 mv 5 figure 2 low-level common-mode input voltage v ilcom 5 ??v v5 = 0 5 v, pin 2 = 1 v or less, v1 = 0 v, v3 = 0 v, v6 ? v5 = 20 mv 5 figure 2 receiver input resistance* 1 ri 25 35 45 k ? v1 = 0 v, ri = 0.6 v i1 ? i2 5, 6 figure 3 high-level output voltage v oh 4.5 ? ? v v1 = 5 v, v3 = 0 v 2 figure 1 low-level output voltage v ol ? ? 1.0 v v1 = 0 v, v3 = 0 v 2 figure 1 power supply off output leakage current i oleak ??1 av cc off, v8 = 0 v, v6 = 5 v, v1 = 0 v, v3 = 0 v, sw1 on 5, 6 figure 4 stb on voltage vstbon ? ? 1.5 v v8 = 5 0 v, v1 = 5 v, v8 when i cc 20 a 7 figure 4 stb off voltage vstboff 3.5 ? ? v v8 = 0 5 v, v1 = 5 v, v8 when i cc 4.5 ma 7 figure 4 standby mode current drain i ccstb ? 10 20 a v1 = 5 v, v3 = 0 v, v8 = 0 v 7 figure 4 standby mode leakage current istb-leak ? ? 1 a v1 = 5 v, v3 = 0 v, v8 = 0 v, v6 = 5 v, sw1 on 5, 6 figure 4 delay time (l h) dly1 ? 600 800 ns see the operating waveform figure 2 figure 5 delay time (h l) dly2 ? 450 800 ns see the operating waveform figure 2 figure 5 note: 1. i1 is the measured current when v6 = (v op+ ) + 0.3 v, and i2 is the measured current when v6 = (v op+ ) ? 0.3 v.
HA12187FP rev.2, jun. 1999, page 7 of 23 test circuits 1 2 4 6 8 a v8 5 v 7 a v cc 5 v 0.1 a v1 v 47 k 20 p 3 a v3 0 v v v 5 62 ? HA12187FP test circuit 1 1 2 4 6 8 v8 5 v 7 v cc 5 v 0.1 v1 0 v v 47 k 20 p 3 v3 0 v 5 62 ? HA12187FP test circuit 2 1 2 4 6 8 v8 5 v 7 v cc 5 v 0.1 v1 v 47 k 20 p 3 v3 0 v a 5 62 ? HA12187FP test circuit 3 v6 v5 v6 v
HA12187FP rev.2, jun. 1999, page 8 of 23 1 2 4 6 8 v8 7 v cc 5 v 0.1 v1 5 v 47 k 20 p 3 v3 0 v a 5 62 ? HA12187FP test circuit 4 v6 5 v 1 2 4 6 8 a v8 5 v 7 a v cc 5 v 0.1 47 k 20 p + 14 pf (probe capacitance) 3 v3 0 v 5 62 ? HA12187FP test circuit 5 a v sw1 oscilloscope
HA12187FP rev.2, jun. 1999, page 9 of 23 operating waveforms 5 v 90% 10% 0 v 90% 10% dly1 dly2 s1 (or s2) bus (+) bus ( ? ) bus (+) ? bus ( ? ) 0 v r (pin 2) pin waveform f = 50 khz duty 50 %
HA12187FP rev.2, jun. 1999, page 10 of 23 main characteristics 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 0.5 1 1.5 2.5 3 3.5 4.5 5 v ihs1 , v ils1 (v) 4 2 v ihs1 v ils1 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 0.5 1 1.5 2.5 3 3.5 4.5 5 v ihs2 , v ils2 (v) 4 2 v ihs2 v ils2
HA12187FP rev.2, jun. 1999, page 11 of 23 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 1 2 3 5 6 7 9 10 i ihs1 , i ils1 ( a) 8 4 i ihs1 i ils1 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 1 2 3 5 6 7 9 10 i ihs2 , i ils2 ( a) 8 4 i ihs2 i ils2
HA12187FP rev.2, jun. 1999, page 12 of 23 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 0.5 1 1.5 2.5 3 3.5 4.5 5 i oh (ma), i ol ( a) 4 2 i oh i ol 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 0.5 1 1.5 2.5 3 3.5 4.5 5 v op(+) , v op( ? ) (v) 4 2 v op(+) v op( ? )
HA12187FP rev.2, jun. 1999, page 13 of 23 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 1 2 3 5 6 7 9 10 i cc h, i cc l (ma) 8 4 i cc h i cc l 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 10 20 30 50 60 70 90 100 v ih1 , v il1 , v ihys1 (mv) 80 40 v ih1 v il1 v ihys1
HA12187FP rev.2, jun. 1999, page 14 of 23 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 3 4 5 7 8 9 10 v ihcom v ilcom (v) 6 v ihcom v ilcom 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 1 2 3 5 6 7 9 10 v oh v ol (v) 8 4 v oh v ol
HA12187FP rev.2, jun. 1999, page 15 of 23 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 100 200 300 500 600 700 900 1000 dly1, dly2 (v) 800 400 dly1 dly2 3.5 4 4.5 5 5.5 6 6.5 7 7.5 v cc (v) 0 0.5 1 1.5 2.5 3 3.5 4.5 5 v stbon , v stboff (v) 4 2 v stbon v stboff
HA12187FP rev.2, jun. 1999, page 16 of 23 ? 50 ? 25 0 25 50 75 100 ta (?c) 0 0.5 1 1.5 2.5 3 3.5 4.5 5 v ihs2 , v ils2 (v) 4 2 v ihs2 v ils2 ?0 ?5 0 25 50 75 100 ta (?c) 0 0.5 1 1.5 2.5 3 3.5 4.5 5 v ihs1 , v ils1 (v) 4 2 v ihs1 v ils1
HA12187FP rev.2, jun. 1999, page 17 of 23 50 25 0 25 50 75 100 ta ( ? c) 0 1 2 3 5 6 7 9 10 i ihs1 , i ils1 ( a) 8 4 i ihs1 i ils1 50 25 0 25 50 75 100 ta ( ? c) 0 1 2 3 5 6 7 9 10 i ihs2 , i ils2 ( a) 8 4 i ihs2 i ils2
HA12187FP rev.2, jun. 1999, page 18 of 23 50 25 0 25 50 75 100 ta ( ? c) 0 0.5 1 1.5 2.5 3 3.5 4.5 5 i oh , i ol (ma) 4 2 i oh i ol 50 25 0 25 50 75 100 ta ( ? c) 0 0.5 1 1.5 2.5 3 3.5 4.5 5 v op(+) , v op( ) ( a) 4 2 v op(+) v op( )
HA12187FP rev.2, jun. 1999, page 19 of 23 50 25 0 25 50 75 100 ta ( ? c) 0 1 2 3 5 6 7 9 10 i cc h, i cc l (ma) 8 4 i cc h i cc l 50 25 0 25 50 75 100 ta ( ? c) 0 10 20 30 50 60 70 90 100 v ih1 , v il1 , v ihys1 (mv) 80 40 v ih1 v il1 v ihys1
HA12187FP rev.2, jun. 1999, page 20 of 23 50 25 0 25 50 75 100 ta ( ? c) 50 25 0 25 50 75 100 ta ( ? c) v oh , v ol (v) v oh v ol 0 1 2 3 5 6 7 9 10 8 4 3 4 5 7 8 9 10 v ihcom , v ilcom (v) 6 v ihcom v ilcom
HA12187FP rev.2, jun. 1999, page 21 of 23 50 25 0 25 50 75 100 ta ( ? c) 0 100 200 300 500 600 700 900 1000 dly1, dly2 (ns) 800 400 dly1 dly2 50 25 0 25 50 75 100 ta ( ? c) 0 0.5 1 1.5 2.5 3 3.5 4.5 5 v stbon , v stboff (v) 4 2 v stbon v stboff
HA12187FP rev.2, jun. 1999, page 22 of 23 package dimensions hitachi code jedec eiaj weight (reference value) fp-8d conforms 0.10 g unit: mm *dimension including the plating thickness base material dimension 0.10 0.10 2.03 max 4.4 *0.22 0.05 4.85 0.75 max 0.40 0.06 0.60 + 0.25 0.18 *0.42 0.08 0.12 0.15 0 ? 8 ? m 8 5 1 4 1.05 5.25 max 1.27 0.20 0.04 6.50 + 0.25 0.15
HA12187FP rev.2, jun. 1999, page 23 of 23 disclaimer 1. hitachi neither warrants nor grants licenses of any rights of hitachi?s or any third party?s patent, copyright, trademark, or other intellectual property rights for information contained in this document. hitachi bears no responsibility for problems that may arise with third party?s rights, including intellectual property rights, in connection with use of the information contained in this document. 2. products and product specifications may be subject to change without notice. confirm that you have received the latest product standards or specifications before final design, purchase or use. 3. hitachi makes every attempt to ensure that its products are of high quality and reliability. however, contact hitachi?s sales office before using the product in an application that demands especially high quality and reliability or where its failure or malfunction may directly threaten human life or cause risk of bodily injury, such as aerospace, aeronautics, nuclear power, combustion control, transportation, traffic, safety equipment or medical equipment for life support. 4. design your application so that the product is used within the ranges guaranteed by hitachi particularly for maximum rating, operating supply voltage range, heat radiation characteristics, installation conditions and other characteristics. hitachi bears no responsibility for failure or damage when used beyond the guaranteed ranges. even within the guaranteed ranges, consider normally foreseeable failure rates or failure modes in semiconductor devices and employ systemic measures such as fail- safes, so that the equipment incorporating hitachi product does not cause bodily injury, fire or other consequential damage due to operation of the hitachi product. 5. this product is not designed to be radiation resistant. 6. no one is permitted to reproduce or duplicate, in any form, the whole or part of this document without written approval from hitachi. 7. contact hitachi?s sales office for any questions regarding this document or hitachi semiconductor products. sales offices hitachi, ltd. semiconductor & integrated circuits. nippon bldg., 2-6-2, ohte-machi, chiyoda-ku, tokyo 100-0004, japan tel: tokyo (03) 3270-2111 fax: (03) 3270-5109 copyright ? hitachi, ltd., 2000. all rights reserved. printed in japan. hitachi asia ltd. hitachi tower 16 collyer quay #20-00, singapore 049318 tel : <65>-538-6533/538-8577 fax : <65>-538-6933/538-3877 url : http://www.hitachi.com.sg url northamerica : http://semiconductor.hitachi.com/ europe : http://www.hitachi-eu.com/hel/ecg asia : http://sicapac.hitachi-asia.com japan : http://www.hitachi.co.jp/sicd/indx.htm hitachi asia ltd. (taipei branch office) 4/f, no. 167, tun hwa north road, hung-kuo building, taipei (105), taiwan tel : <886>-(2)-2718-3666 fax : <886>-(2)-2718-8180 telex : 23222 has-tp url : http://www.hitachi.com.tw hitachi asia (hong kong) ltd. group iii (electronic components) 7/f., north tower, world finance centre, harbour city, canton road tsim sha tsui, kowloon, hong kong tel : <852>-(2)-735-9218 fax : <852>-(2)-730-0281 url : http://www.hitachi.com.hk hitachi europe ltd. electronic components group. whitebrook park lower cookham road maidenhead berkshire sl6 8ya, united kingdom tel: <44> (1628) 585000 fax: <44> (1628) 585160 hitachi europe gmbh electronic components group dornacher stra e 3 d-85622 feldkirchen, munich germany tel: <49> (89) 9 9180-0 fax: <49> (89) 9 29 30 00 hitachi semiconductor (america) inc. 179 east tasman drive, san jose,ca 95134 tel: <1> (408) 433-1990 fax: <1>(408) 433-0223 for further information write to: colophon 2.0

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