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74abt541 octal buffer/line driver (3-state) product specification supersedes data of 1996 sep 10 1998 jan 16 integrated circuits ic23 data handbook
philips semiconductors product specification 74abt541 octal buffer/line driver (3-state) 2 1998 jan 16 853-1458 18864 features ? octal bus interface ? functions similar to the 'abt241 ? provides ideal interface and increases fan-out of mos microprocessors ? efficient pinout to facilitate pc board layout ? 3-state buffer outputs sink 64ma and source 32ma ? power-up 3-state ? latch-up protection exceeds 500ma per jedec jc40.2 std 17 ? esd protection exceeds 2000 v per mil std 883 method 3015 and 200 v per machine model ? live insertion/extraction permitted description the 74abt541 high-performance bicmos device combines low static and dynamic power dissipation with high speed and high output drive. the 74abt541 device is an octal buffer that is ideal for driving bus lines. the outputs are all capable of sinking 64ma and sourcing 32ma. the device features input and outputs on opposite sides of the package to facilitate printed circuit board layout. quick reference data symbol parameter conditions t amb = 25 c; gnd = 0v typical unit t plh t phl propagation delay an to yn c l = 50pf; v cc = 5v 2.9 ns c in input capacitance v i = 0v or v cc 4 pf c out output capacitance outputs disabled; v o = 0v or v cc 7 pf i ccz total supply current outputs disabled; v cc = 5.5v 500 na ordering information packages temperature range outside north america north america dwg number 20-pin plastic dip 40 c to +85 c 74abt541 n 74abt541 n sot146-1 20-pin plastic so 40 c to +85 c 74abt541 d 74abt541 d sot163-1 20-pin plastic ssop type ii 40 c to +85 c 74abt541 db 74abt541 db sot339-1 20-pin plastic tssop type i 40 c to +85 c 74abt541 pw 74abt541pw dh sot360-1 pin configuration 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 oe 0 a0 a1 a2 a3 a4 a5 a6 a7 gnd v cc oe 1 y0 y1 y2 y3 y4 y5 y6 y7 sa00202 logic symbol a0 a1 a2 a3 a4 a5 a6 a7 y0 y1 y2 y3 y4 y5 y6 y7 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 1 19 oe 0 oe 1 sa00203
philips semiconductors product specification 74abt541 octal buffer/line driver (3-state) 1998 jan 16 3 logic symbol (ieee/iec) en 19 2 18 3 17 416 5 15 1 & 614 713 8 12 911 sa00204 pin description pin number symbol name and function 2, 3, 4, 5, 6, 7, 8, 9 a0 a7 data inputs 18, 17, 16, 15, 14, 13, 12, 11 y0 y7 data outputs 1, 19 oe 0, oe 1 output enables 10 gnd ground (0v) 20 v cc positive supply voltage function table inputs outputs oe 0 oe 1 an yn l l x h l l h x l h x x l h z z h = high voltage level l = low voltage level x = don't care z = high impedance ooffo state absolute maximum ratings 1, 2 symbol parameter conditions rating unit v cc dc supply voltage 0.5 to +7.0 v i ik dc input diode current v i < 0 18 ma v i dc input voltage 3 1.2 to +7.0 v i ok dc output diode current v o < 0 50 ma v out dc output voltage 3 output in off or high state 0.5 to +5.5 v i out dc output current output in low state 128 ma t stg storage temperature range 65 to 150 c notes: 1. stresses beyond those listed may cause permanent damage to the device. these are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under arecommended operating conditionso is not implied. exposur e to absolute-maximum-rated conditions for extended periods may affect device reliability. 2. the performance capability of a high-performance integrated circuit in conjunction with its thermal environment can create ju nction temperatures which are detrimental to reliability. the maximum junction temperature of this integrated circuit should not excee d 150 c. 3. the input and output voltage ratings may be exceeded if the input and output current ratings are observed.
philips semiconductors product specification 74abt541 octal buffer/line driver (3-state) 1998 jan 16 4 recommended operating conditions symbol parameter limits unit min max v cc dc supply voltage 4.5 5.5 v v i input voltage 0 v cc v v ih high-level input voltage 2.0 v v il low-level input voltage 0.8 v i oh high-level output current 32 ma i ol low-level output current 64 ma d t/ d v input transition rise or fall rate 0 5 ns/v t amb operating free-air temperature range 40 +85 c dc electrical characteristics limits symbol parameter test conditions t amb = +25 c t amb = 40 c to +85 c unit min typ max min max v ik input clamp voltage v cc = 4.5v; i ik = 18ma 0.9 1.2 1.2 v v cc = 4.5v; i oh = 3ma; v i = v il or v ih 2.5 2.9 2.5 v v oh high-level output voltage v cc = 5.0v; i oh = 3ma; v i = v il or v ih 3.0 3.4 3.0 v v cc = 4.5v; i oh = 32ma; v i = v il or v ih 2.0 2.4 2.0 v v ol low-level output voltage v cc = 4.5v; i ol = 64ma; v i = v il or v ih 0.42 0.55 0.55 v i i input leakage current v cc = 5.5v; v i = gnd or 5.5v 0.01 1.0 1.0 m a i off power-off leakage current v cc = 0.0v; v i or v o 4.5v 5.0 100 100 m a i pu /i pd power-up/down 3-state output current 3 v cc = 2.0v; v o = 0.5v; v i = gnd or v cc ; v oe = don't care 5.0 50 50 m a i ozh 3-state output high current v cc = 5.5v; v o = 2.7v; v i = v il or v ih 5.0 50 50 m a i ozl 3-state output low current v cc = 5.5v; v o = 0.5v; v i = v il or v ih 5.0 50 50 m a i cex output high leakage current v cc = 5.5v; v o = 5.5v; v i = gnd or v cc 5.0 50 50 m a i o output current 1 v cc = 5.5v; v o = 2.5v 40 100 180 40 180 ma i cch v cc = 5.5v; outputs high, v i = gnd or v cc 0.5 250 250 m a i ccl quiescent supply current v cc = 5.5v; outputs low, v i = gnd or v cc 24 30 30 ma i ccz v cc = 5.5v; outputs 3-state; v i = gnd or v cc 0.5 250 250 m a outputs enabled, one input at 3.4v, other inputs at v cc or gnd; v cc = 5.5v 0.5 1.5 1.5 ma d i cc additional supply current per input pin 2 outputs 3-state, one data input at 3.4v, other inputs at v cc or gnd; v cc = 5.5v 0.5 50 50 m a outputs 3-state, one enable input at 3.4v, other inputs at v cc or gnd; v cc = 5.5v 0.5 1.5 1.5 ma notes: 1. not more than one output should be tested at a time, and the duration of the test should not exceed one second. 2. this is the increase in supply current for each input at 3.4v. 3. this parameter is valid for any v cc between 0v and 2.1v with a transition time of up to 10msec. for v cc = 2.1v to v cc = 5v 10%, a transition time of up to 100 m sec is permitted.
philips semiconductors product specification 74abt541 octal buffer/line driver (3-state) 1998 jan 16 5 ac characteristics gnd = 0v; t r = t f = 2.5ns; c l = 50pf, r l = 500 w limits symbol parameter waveform t amb = +25 c v cc = +5.0v t amb = 40 c to +85 c v cc = +5.0v 0.5v unit min typ max min max t plh t phl propagation delay an to yn 1 1.0 1.0 2.6 2.9 4.1 4.2 1.0 1.0 4.6 4.6 ns t pzh t pzl output enable time to high and low level 2 1.1 2.1 3.1 4.4 4.8 5.9 1.1 2.1 5.3 6.4 ns t phz t plz output disable time from high and low level 2 2.1 1.7 5.1 4.7 6.6 6.2 2.1 1.7 7.1 6.7 ns ac waveforms v m = 1.5v, v in = gnd to 3.0v input 1.5v output t plh t phl sa00028 1.5v 1.5v 1.5v 3 v 0 v v oh v ol waveform 1. waveforms showing the input (an) to output (yn) propagation delays oe n input v m v m t pzh t phz yn output v oh v m v m yn output v ol t pzl t plz 3.5v 0v v ol + 0.3v v oh 0.3v sa00206 waveform 2. waveforms showing the 3-state output enable and disable times test circuit and waveforms c l = 50 pf 500 w load circuit definitions c l = load capacitance includes jig and probe capacitance; see ac characteristics for value. test s1 t pd open t plz /t pzl 7 v t phz /t pzh open sa00012 500 w from output under test s1 7 v open gnd
philips semiconductors product specification 74abt541 octal buffer/line driver (3-state) 1998 jan 16 6 dip20: plastic dual in-line package; 20 leads (300 mil) sot146-1
philips semiconductors product specification 74abt541 octal buffer/line driver (3-state) 1998 jan 16 7 so20: plastic small outline package; 20 leads; body width 7.5 mm sot163-1
philips semiconductors product specification 74abt541 octal buffer/line driver (3-state) 1998 jan 16 8 ssop20: plastic shrink small outline package; 20 leads; body width 5.3 mm sot339-1
philips semiconductors product specification 74abt541 octal buffer/line driver (3-state) 1998 jan 16 9 tssop20: plastic thin shrink small outline package; 20 leads; body width 4.4 mm sot360-1
philips semiconductors product specification 74abt541 octal buffer/line driver (3-state) 1998 jan 16 10 notes
philips semiconductors product specification 74abt541 octal buffer/line driver (3-state) yyyy mmm dd 11 definitions short-form specification e the data in a short-form specification is extracted from a full data sheet with the same type number and title. for detailed information see the relevant data sheet or data handbook. limiting values definition e limiting values given are in accordance with the absolute maximum rating system (iec 134). stress above one or more of the limiting values may cause permanent damage to the device. these are stress ratings only and operation of the dev ice at these or at any other conditions above those given in the characteristics sections of the specification is not implied. exposure to limi ting values for extended periods may affect device reliability. application information e applications that are described herein for any of these products are for illustrative purposes only. philips semiconductors make no representation or warranty that such applications will be suitable for the specified use without further testing or modification. disclaimers life support e these products are not designed for use in life support appliances, devices or systems where malfunction of these products can reasonably be expected to result in personal injury. philips semiconductors customers using or selling these products for use i n such applications do so at their own risk and agree to fully indemnify philips semiconductors for any damages resulting from such application. right to make changes e philips semiconductors reserves the right to make changes, without notice, in the products, including circuits, standard cells, and/or software, described or contained herein in order to improve design and/or performance. philips semiconductors ass umes no responsibility or liability for the use of any of these products, conveys no license or title under any patent, copyright, or m ask work right to these products, and makes no representations or warranties that these products are free from patent, copyright, or mask work right in fringement, unless otherwise specified. philips semiconductors 811 east arques avenue p.o. box 3409 sunnyvale, california 940883409 telephone 800-234-7381 ? copyright philips electronics north america corporation 1998 all rights reserved. printed in u.s.a. print code date of release: 05-96 document order number: 9397-750-03614
data sheet status objective specification preliminary specification product specification product status development qualification production definition [1] this data sheet contains the design target or goal specifications for product development. specification may change in any manner without notice. this data sheet contains preliminary data, and supplementary data will be published at a later date. philips semiconductors reserves the right to make chages at any time without notice in order to improve design and supply the best possible product. this data sheet contains final specifications. philips semiconductors reserves the right to make changes at any time without notice in order to improve design and supply the best possible product. data sheet status [1] please consult the most recently issued datasheet before initiating or completing a design.

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