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HD29050 dual differential line drivers/receiverswith 3 state outputs ade-205-034a (z) 2nd. edition mar. 1993 description the HD29050 features differential line drivers/receivers with three state output designed to meet the spec of eia rs-422a and 423a. each device has two drivers/receivers in a 16 pin package. the device becomes in enable state when active high for a driver and active low for a receiver. features driver built in current restriction when short circuit power up/down protection. high output current i oh = ?0 ma i ol = 40 ma receiver input hysteresis (typ. 50 mv) in phase input voltage ?00 mv of input sensitivity in the range ? to +12 v.
HD29050 2 pin arrangement (top view) 1 2 3 4 5 6 7 r1b gnd r1a r1y r2y 8 r enable r2a r2b 13 14 15 10 11 12 9 16 v cc d1a d1y d1z d enable d2z d2y d2a function table drivers receivers input a enable output y output z differential input a ?b enable output y lhlhv id 3 0.2 v l h h h h l ?.2 v < v id < 0.2 v l ? xlzzv id ?.2 v h z xhz h : high level l : low level z : high impedance x : immaterial ? : irrelevant
HD29050 3 absolute maximum ratings item symbol ratings unit supply voltage* 1 v cc 7v input voltage a, b* 3 v in 25 v differential input voltage* 2 * 3 v id 25 v output current* 3 i o 50 ma enable input voltage v ie 5.5 v input voltage* 4 v in 5.5 v output applied voltage* 4 * 5 v o ?.0 to 7.0 v operating temperature range topr 0 to 70 c storage temperature range tstg ?5 to 150 c notes: 1. all voltage values except for differential input voltage are with respect to network ground terminal. 2. differential input voltage is measured at the noninverting input with respect to the corresponding inverting input. 3. only receiver 4. only driver 5. z state 6. the absolute maximum ratings are values which must not individually be exceeded, and furthermore, no two of which may be realized at the same time. recommended operating conditions item symbol min typ max unit supply voltage v cc 4.75 5.0 5.25 v in phase input voltage* 1 v ic ?.0 12 v differential input voltage* 1 v id ?.0 6.0 v enable input voltage v ie 0 5.25 v input voltage* 2 v in 0 5.25 v operating temperature topr 0 25 70 c notes: 1. only receiver 2. only driver
HD29050 4 electrical characteristics (ta = 0 to +70?) driver item symbol min typ max unit conditions input voltage v ihd 2.0 v v ild 0.8 v input clamp voltage v ikd ?.5 v v cc = 4.75 v, i i = ?8 ma output voltage v ohd 2.5 v v cc = 4.75 v, i oh = ?0 ma 2.4 v v cc = 4.75 v, i oh = ?0 ma v old 0.45 v v cc = 4.75 v, i ol = 20 ma 0.5 v v cc = 4.75 v, i ol = 40 ma output leak current i ozd ?00 100 m av cc = 5.25 v, v o = 0.5 v, enable = 0.8 v ?00 100 m av cc = 5.25 v, v o = 2.7 v, enable = 0.8 v i o (off) ?00 m av cc = 0 v, v o = ?.25 v ?00 m av cc = 0 v, v o = 6.0 v input current i id 100 m av cc = 5.25 v, v i = 5.25 v i ihd 20 m av cc = 5.25 v, v i = 2.7 v i ihd ?60 m av cc = 5.25 v, v i = 0.4 v differential output voltage d |v oc | 0.4 v |v od2 | 2.0 v d |v od | 0.4 v short circuit output current* 1 i osd ?0 ?50 ma v cc = 5.25 v, v o = 0 v
HD29050 5 electrical characteristics (ta = 0 to +70?) receiver item symbol min typ max unit conditions differential input threshold voltage* 2 v thr 0.2 v v o 3 2.7 v ?.0 v < v ic < 12 v ?.2 v v o 0.45 v ?.0 v < v ic < 12 v input current i ibr 1.0 ma v in = 12 v, 0 v v cc 5.25 v ?.8 ma v in = ? v, 0 v v cc 5.25 v output voltage v ohr 2.7 v v cc = 4.75 v, i o = ?00 ma v id = 0.4 v,?.0 v < v icm < 12 v v olr 0.45 v v cc = 4.75 v, i o = 8.0 ma v id = ?.4 v, ?.0 v < v icm < 12 v output leak current i ozr ?00 100 ma v cc = 5.25 v, v o = 0.4 v v id = 3.0 v, enable = 2.0 v ?00 100 ma v cc = 5.25 v, v o = 2.4 v v id = ?.0 v, enable = 2.0 v short circuit output current* 1 i osr ?5 ?5 ma v cc = 5.25 v, v o = 0 v v id = 3.0 v input voltage v ihe 2.0 v v ile 0.8 v input current i ile ?00 m av cc = 5.25 v, v il = 0.4 v i ihe 20 m av cc = 5.25 v, v ih = 2.7 v i ie 100 m av cc = 5.25 v, v ih = 5.25 v input clamp voltage v ike ?.5 v v cc = 4.75, i i = ?8 ma supply item symbol min typ max unit conditions supply current i cc 55* 3 80 ma v cc = 5.25 v notes: 1. not more than one output should be shorted at a time, and duration of the short circuit should not exceed one second. 2. in this table, only the threshold voltage is expressed in algebra. 3. all typical values are at v cc = 5 v, ta = 25 c.
HD29050 6 switching characteristics (ta = 25?, v cc = 5 v) driver item symbol min typ max unit conditions propagation delay time t plhd 20 ns c l = 30 pf, r l = 75 w to gnd r l = 180 w to v cc t phld 20 ns c l = 30 pf, r l = 75 w to gnd r l = 180 w to v cc propagation delay time difference t skd * 1 4 nsc l = 30 pf, r l = 75 w to gnd r l = 180 w to v cc output enable time t zhd 20 ns c l = 30 pf, r l = 75 w to gnd t zld 35 ns c l = 30 pf, r l = 180 w to v cc output disable time t hzd 20 ns c l = 10 pf, r l = 75 w to gnd t lzd 25 ns c l = 10 pf receiver item symbol min typ max unit conditions propagation delay time t plhr 40 ns c l = 15 pf t phlr 40 ns c l = 15 pf output enable time t zhr 20 ns c l = 15 pf, r l = 5 k w to gnd t zlr 25 ns c l = 15 pf, r l = 2 k w to v cc output disable time t hzr 30 ns c l = 15 pf, r l = 5 k w to gnd r l = 2 k w to v cc t lzr 30 ns note: 1. t skd = |t plhd ?t phld |
HD29050 7 dc test (|v od2 |, |v od |, v oc , |v oc |) |v od2 |, |v od | test output y output z 50 w 50 w v 2 od v oc , |v oc | test y z 50 w 50 w r v oc note: |v od | and d |v oc | indicate the differences of voltage from the former states when y and z outputs are inversed. d |v od | = ||v od2 | ?|v od2 || d |v oc | = |v oc ?v oc | 1. t plhd , t phld test circuit input a y z output r = 180 l w r = 75 l w 5 v c = 30 pf l enable 3 v pulse generator *1 *2
HD29050 8 waveforms input a 10 % 90 % t r t f 1.3 v 90 % 0 v 3 v 1.3 v 10 % output y t phld t plhd t plhd t phld 1.3 v 1.3 v oh v ol v 1.3 v 1.3 v v oh v ol output z t skd t skd 2. t zhd , t zld , t hzd , t lzd test circuit input a enable y z output r = 180 l w r = 75 l w 5 v 3 v or gnd c = 30 pf or 10 pf l pulse generator *1 *2 *3
HD29050 9 waveforms input enable 1.3 v 1.3 v 3 v 0 v output t zhd t hzd v ol oh v 1.3 v 0.5 v t zld t lzd oh v 1.3 v v ol 0.5 v 10 % 90 % t r 90 % 10 % t f 3. t plhr , t phlr test circuit input a enable c = 15 pf l b output 1.5 v pulse generator *1 *2
HD29050 10 waveforms input a 10 % 90 % t r t f 1.5 v 90 % 0 v 3 v 1.5 v 10 % output y t plhr t phlr 1.3 v 1.3 v v oh v ol 4. t zhr , t zlr , t hzr , t lzr test circuit input enable a b 5 v +1.5 v or -1.5 v c = 15 pf l output va r = 5 k l w r = 2 k l w s1 s2 pulse generator *1 *2 *4 *4
HD29050 11 waveforms input enable 1.5 v 1.5 v 3 v 0 v output y t zhr t hzr v ol oh v 1.5 v 0.5 v t zlr t lzr oh v 1.5 v v ol 0.5 v 10 % 90 % t r 90 % t f 10 % notes: 1. the pulse generator has the following characteristics: prr = 1 mhz, 50% duty cycle, t r = t f = 6.0 ns. 2. c l includes probe and jig capacitance. 3. 75 w connected between the pin and gnd at t zhd t hzd test. 180 w connected between the pin and gnd at t zhd t hzd test. 4. at t hzr , t lzr test, s 1 and s 2 are closed. at t zhr test, s 1 is open and s 2 is closed. at t zlr test, s 1 is closed and s 2 is open.
HD29050 12 main characteristics 5 0 ?0 v = 5.25 v cc t = 25 a ?c 4 3 2 1 0 ?0 ?20 ?60 ?00 5.00 v 4.75 v 1.0 0 20 v = 5.25 v cc t = 25 a ?c 0.8 0.6 0.4 0.2 0 40 60 80 100 v = 5.00 v cc v = 4.75 v cc 5 0 ?0 v = 5.25 v cc t = 25 a ?c 4 3 2 1 0 ?0 ?0 ?0 ?00 5.00 v 4.75 v 1.0 0 10 v = 5.25 v cc t = 25 ?c a 0.8 0.6 0.4 0.2 0 20 30 40 50 v = 5.00 v cc v = 4.75 v cc output current (i oh ) [ma] output characteristics (high level) [driver] output voltage (v oh ) [v] output current (i ol ) [ma] output characteristics (low level) [driver] output voltage (v ol ) [v] output current (i oh ) [ma] output characteristics (high level) [receiver] output voltage (v oh ) [v] output current (i ol ) [ma] output characteristics (low level) [driver] output voltage (v ol ) [v]
HD29050 13 5 0 ?00 v = 0 v ia v = 5 v cc 4 3 2 1 0 ?00 0 100 200 v + t v t t = 25 a ?c input voltage (v u ) [mv] input / output characteristics [receiver] output voltage (v out ) [v]
HD29050 14 package dimensions hitachi code jedec eiaj mass (reference value) dp-16 conforms conforms 1.07 g unit: mm 6.30 19.20 16 9 8 1 1.3 20.00 max 7.40 max 7.62 0.25 + 0.13 ?0.05 2.54 0.25 0.48 0.10 0.51 min 2.54 min 5.06 max 0 ?15 1.11 max hitachi code jedec eiaj mass (reference value) fp-16da conforms 0.24 g unit: mm *dimension including the plating thickness base material dimension *0.22 0.05 *0.42 0.08 0.12 0.15 m 2.20 max 5.5 10.06 0.80 max 16 9 1 8 10.5 max + 0.20 ?0.30 7.80 0.70 0.20 0 ?8 0.10 0.10 1.15 1.27 0.40 0.06 0.20 0.04
HD29050 15 cautions 1. hitachi neither warrants nor grants licenses of any rights of hitachi? or any third party? 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? 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? 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? sales office for any questions regarding this document or hitachi semiconductor products. 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 b 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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