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1. general description the 74abt126 high-performance bicmos device combines low static and dynamic power dissipation with high speed and high output drive. the 74abt126 device is a quad buffer that is ideal for driving bus lines. the device features four output enable inputs (noe each controlling one of the 3-state outputs (ny). 2. features n quad bus interface n 3-state buffers n live insertion and extraction permitted n output capability: +64 ma and - 32 ma n inputs are disabled during 3-state mode n power-up 3-state n latch-up protection: u jesd78: exceeds 500 ma n esd protection: u mil std 883 method 3015: exceeds 2000 v u machine model: exceeds 200 v 3. quick reference data 74abt126 quad buffer; 3-state rev. 04 17 february 2005 product data sheet table 1: quick reference data t amb = 25 c; gnd = 0 v. symbol parameter conditions min typ max unit t plh propagation delay na to ny c l = 50 pf; v cc = 5 v - 2.9 - ns t phl propagation delay na to ny c l = 50 pf; v cc = 5 v - 3.0 - ns c i input capacitance v i = 0 v or v cc -4-pf c o output capacitance outputs disabled; v o = 0 v or v cc -7-pf i cc quiescent supply current outputs 3-state; v cc = 5.5 v -65- m a
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 2 of 15 philips semiconductors 74abt126 quad buffer; 3-state 4. ordering information 5. functional diagram 6. pinning information 6.1 pinning table 2: ordering information type number package temperature range name description version 74abt126d - 40 c to +85 c so14 plastic small outline package; 14 leads; body width 3.9 mm sot108-1 74abt126db - 40 c to +85 c ssop14 plastic shrink small outline package; 14 leads; body width 5.3 mm sot337-1 74ABT126PW - 40 c to +85 c tssop14 plastic thin small outline package; 14 leads; body width 4.4 mm sot402-1 fig 1. logic symbol fig 2. iec logic symbol 001aac482 1a 1y 2 1 1oe 2a 2y 2oe 3a 3y 3oe 4a 4y 4oe 5 4 9 10 12 13 3 6 8 11 001aac483 2 1 1 5 4 9 10 12 13 3 en1 6 8 11 fig 3. pin con?guration 126 v cc gnd 001aac484 1 2 3 4 5 6 7 8 10 9 12 11 14 13 1a 1y 1oe 2a 2y 2oe 3a 3y 3oe 4a 4y 4oe
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 3 of 15 philips semiconductors 74abt126 quad buffer; 3-state 6.2 pin description 7. functional description 7.1 function table [1] h = high voltage level; l = low voltage level; x = dont care; z = high-impedance off-state. table 3: pin description symbol pin description 1oe 1 1 output enable input 1a 2 1 data input 1y 3 1 data output 2oe 4 2 output enable input 2a 5 2 data input 2y 6 2 data output gnd 7 ground (0 v) 3y 8 3 data output 3a 9 3 data input 3oe 10 3 output enable input 4y 11 4 data output 4a 12 4 data input 4oe 13 4 output enable input v cc 14 supply voltage table 4: function table [1] input output noe na ny hl l hhh lxz
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 4 of 15 philips semiconductors 74abt126 quad buffer; 3-state 8. limiting values [1] the input and output voltage ratings may be exceeded if the input and output current ratings are observed. [2] the performance capability of a high-performance integrated circuit in conjunction with its thermal environment can create junction temperatures which are detrimental to reliability. 9. recommended operating conditions table 5: limiting values in accordance with the absolute maximum rating system (iec 60134). voltages are referenced to gnd (ground = 0 v). symbol parameter conditions min max unit v cc supply voltage - 0.5 +7.0 v v i input voltage [1] - 1.2 +7.0 v v o output voltage output in off-state or high-state [1] - 0.5 +5.5 v i ik input diode current v i < 0 v - - 18 ma i ok output diode current v o < 0 v - - 50 ma i o output current output in low-state - 128 ma t j junction temperature [2] - 150 c t stg storage temperature - 65 +150 c table 6: recommended operating conditions symbol parameter conditions min typ max unit v cc 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 - 10 ns/v t amb ambient temperature in free air - 40 - +85 c
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 5 of 15 philips semiconductors 74abt126 quad buffer; 3-state 10. static characteristics table 7: static characteristics at recommended operating conditions; voltages are referenced to gnd (ground = 0 v). symbol parameter conditions min typ max unit t amb = 25 c v ik input clamp voltage v cc = 4.5 v; i ik = - 18 ma - - 0.9 - 1.2 v v oh high-level output voltage v cc = 4.5 v; v i =v il or v ih i oh = - 3 ma 2.5 2.9 - v i oh = - 32 ma 2.0 2.4 - v v cc = 5.0 v; v i =v il or v ih i oh = - 3 ma 3.0 3.4 - v v ol low-level output voltage v cc = 4.5 v; v i =v il or v ih i ol = 64ma - 0.35 0.55 v i li input leakage current v cc = 5.5 v; v i = gnd or 5.5 v - 0.01 1.0 m a i off power-off leakage current v cc = 0 v; v o or v i 4.5 v - 5.0 100 m a i pu , i pd power-up or power-down down 3-state output current v cc = 2.1 v; v o = 0.5 v; v i = gnd or v cc ; v oe = dont care [1] - 5.0 50 m a i oz 3-state output current v cc = 5.5 v; v i =v il or v ih output high-state at v o = 2.7 v - 1.0 50 m a output low-state at v o = 0.5 v - - 1.0 - 50 m a i cex output high-state leakage current v cc = 5.5 v; v o = 5.5 v; v i = gnd or v cc - 5.0 50 m a i o output current v cc = 5.5 v; v o = 2.5 v [2] - 50 - 100 - 180 ma i cc quiescent supply current v cc = 5.5 v; v i = gnd or v cc outputs high-state - 65 250 m a outputs low-state - 12 15 ma outputs 3-state - 65 250 m a d i cc additional supply current per data input pin one data input at 3.4 v and other inputs at v cc or gnd; v cc = 5.5 v [3] outputs enabled - 0.5 1.5 ma outputs 3-state - 50 250 m a per enable input pin one enable input at 3.4 v and other inputs at v cc or gnd; v cc = 5.5 v [3] outputs 3-state - 0.5 1.5 ma c i input capacitance v i = 0 v or v cc -4-pf c o output capacitance outputs disabled; v o = 0 v or v cc -7-pf t amb = - 40 c to +85 c v ik input clamp voltage v cc = 4.5 v; i ik = - 18 ma - - - 1.2 v
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 6 of 15 philips semiconductors 74abt126 quad buffer; 3-state [1] this parameter is valid for any v cc between 0 v and 2.1 v, with a transition time of up to 10 ms. from v cc =2.1vtov cc =5v 10 % a transition time of up to 100 m s is permitted. [2] not more than one output should be tested at a time, and the duration of the test should not exceed one second. [3] this is the increase in supply current for each input at 3.4 v. v oh high-level output voltage v cc = 4.5 v; v i =v il or v ih i oh = - 3 ma 2.5 - - v i oh = - 32 ma 2.0 - - v v cc = 5.0 v; v i =v il or v ih i oh = - 3 ma 3.0 - - v v ol low-level output voltage v cc = 4.5 v; v i =v il or v ih i ol = 64 ma - - 0.55 v i li input leakage current v cc = 5.5 v; v i = gnd or 5.5 v - - 1.0 m a i off power-off leakage current v cc = 0.0 v; v o or v i 4.5 v - - 100 m a i pu , i pd power-up or power-down down 3-state output current v cc = 2.1 v; v o = 0.5 v; v i = gnd or v cc ; v noe = dont care [1] -- 50 m a i oz 3-state output current v cc = 5.5 v; v i =v il or v ih output high-state at v o = 2.7 v - - 50 m a output low-state at v o = 0.5 v - - - 50 m a i cex output high-state leakage current v cc = 5.5 v; v o = 5.5 v; v i = gnd or v cc --50 m a i o output current v cc = 5.5 v; v o = 2.5 v [2] - 50 - - 180 ma i cc quiescent supply current v cc = 5.5 v; v i = gnd or v cc outputs high-state - - 250 m a outputs low-state - - 15 ma outputs 3-state - - 250 m a d i cc additional supply current per data input pin one data input at 3.4 v and other inputs at v cc or gnd; v cc = 5.5 v [3] outputs enabled - - 1.5 ma outputs 3-state - - 250 m a per enable input pin one enable input at 3.4 v and other inputs at v cc or gnd; v cc = 5.5 v [3] outputs 3-state - - 1.5 ma table 7: static characteristics continued at recommended operating conditions; voltages are referenced to gnd (ground = 0 v). symbol parameter conditions min typ max unit
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 7 of 15 philips semiconductors 74abt126 quad buffer; 3-state 11. dynamic characteristics table 8: dynamic characteristics voltages are referenced to gnd (ground = 0 v); for test circuit see figure 6 . symbol parameter conditions min typ max unit t amb = 25 c; v cc = 5.0 v t plh propagation delay na to ny see figure 4 1.0 2.9 4.2 ns t phl propagation delay na to ny see figure 4 1.0 3.0 4.3 ns t pzh output enable time to high-level see figure 5 1.5 3.2 5.8 ns t pzl output enable time to low-level see figure 5 1.9 4.4 5.9 ns t phz output disable time from high-level see figure 5 1.0 4.2 5.2 ns t plz output disable time from low-level see figure 5 1.0 2.9 4.9 ns t amb = - 40 c to +85 c; v cc = 5.0 v 0.5 v t plh propagation delay na to ny see figure 4 1.0 - 4.4 ns t phl propagation delay na to ny see figure 4 1.0 - 4.6 ns t pzh output enable time to high-level see figure 5 1.5 - 6.5 ns t pzl output enable time to low-level see figure 5 1.9 - 6.5 ns t phz output disable time from high-level see figure 5 1.0 - 5.8 ns t plz output disable time from low-level see figure 5 1.0 - 5.5 ns
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 8 of 15 philips semiconductors 74abt126 quad buffer; 3-state 12. waveforms v m = 1.5 v. v ol and v oh are typical voltage output drop that occur with the output load. fig 4. propagation delay input (na) to output (ny) v m = 1.5 v. v ol and v oh are typical voltage output drop that occur with the output load. fig 5. enable and disable times of 3-state outputs mnb072 na input ny output t plh t phl gnd v i v m v m v m v m v oh v ol 001aac486 t pzl ny output ny output noe input v ol v oh 3.5 v v i v m gnd 0 v t plz t pzh t phz v ol + 0.3 v v oh - 0.3 v v m v m
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 9 of 15 philips semiconductors 74abt126 quad buffer; 3-state v m = 1.5 v. a. input pulse de?nition test data is given in t ab le 9 . de?nitions test circuit: r l = load resistor. c l = load capacitance including jig and probe capacitance. r t = termination resistance should be equal to output impedance z o of the pulse generator. v ext = test voltage for switching times. b. test circuit fig 6. load circuitry for switching times table 9: test data input load v ext v i f i t w t r , t f c l r l t phz , t pzh t plz , t pzl t plh , t phl 3.0 v 1 mhz 500 ns 2.5 ns 50 pf 500 w open 7.0 v open 001aac221 v m v m t w t w 10 % 90 % 90 % 0 v v i v i negative pulse positive pulse 0 v v m v m 90 % 10 % 10 % t thl (t f ) t tlh (t r ) t tlh (t r ) t thl (t f ) v ext v cc v i v o mna616 d.u.t. c l r t r l r l pulse generator
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 10 of 15 philips semiconductors 74abt126 quad buffer; 3-state 13. package outline fig 7. package outline sot108-1 (so14) unit a max. a 1 a 2 a 3 b p cd (1) e (1) (1) eh e ll p qz y w v q references outline version european projection issue date iec jedec jeita mm inches 1.75 0.25 0.10 1.45 1.25 0.25 0.49 0.36 0.25 0.19 8.75 8.55 4.0 3.8 1.27 6.2 5.8 0.7 0.6 0.7 0.3 8 0 o o 0.25 0.1 dimensions (inch dimensions are derived from the original mm dimensions) note 1. plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included. 1.0 0.4 sot108-1 x w m q a a 1 a 2 b p d h e l p q detail x e z e c l v m a (a ) 3 a 7 8 1 14 y 076e06 ms-012 pin 1 index 0.069 0.010 0.004 0.057 0.049 0.01 0.019 0.014 0.0100 0.0075 0.35 0.34 0.16 0.15 0.05 1.05 0.041 0.244 0.228 0.028 0.024 0.028 0.012 0.01 0.25 0.01 0.004 0.039 0.016 99-12-27 03-02-19 0 2.5 5 mm scale so14: plastic small outline package; 14 leads; body width 3.9 mm sot108-1
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 11 of 15 philips semiconductors 74abt126 quad buffer; 3-state fig 8. package outline sot337-1 (ssop14) unit a 1 a 2 a 3 b p cd (1) e (1) eh e ll p qz y w v q references outline version european projection issue date iec jedec jeita mm 0.21 0.05 1.80 1.65 0.25 0.38 0.25 0.20 0.09 6.4 6.0 5.4 5.2 0.65 1.25 0.2 7.9 7.6 1.03 0.63 0.9 0.7 1.4 0.9 8 0 o o 0.13 0.1 dimensions (mm are the original dimensions) note 1. plastic or metal protrusions of 0.25 mm maximum per side are not included. sot337-1 99-12-27 03-02-19 (1) w m b p d h e e z e c v m a x a y 1 7 14 8 q a a 1 a 2 l p q detail x l (a ) 3 mo-150 pin 1 index 0 2.5 5 mm scale ssop14: plastic shrink small outline package; 14 leads; body width 5.3 mm sot337-1 a max. 2
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 12 of 15 philips semiconductors 74abt126 quad buffer; 3-state fig 9. package outline sot402-1 (tssop14) unit a 1 a 2 a 3 b p cd (1) e (2) (1) eh e ll p qz y w v q references outline version european projection issue date iec jedec jeita mm 0.15 0.05 0.95 0.80 0.30 0.19 0.2 0.1 5.1 4.9 4.5 4.3 0.65 6.6 6.2 0.4 0.3 0.72 0.38 8 0 o o 0.13 0.1 0.2 1 dimensions (mm are the original dimensions) notes 1. plastic or metal protrusions of 0.15 mm maximum per side are not included. 2. plastic interlead protrusions of 0.25 mm maximum per side are not included. 0.75 0.50 sot402-1 mo-153 99-12-27 03-02-18 w m b p d z e 0.25 17 14 8 q a a 1 a 2 l p q detail x l (a ) 3 h e e c v m a x a y 0 2.5 5 mm scale tssop14: plastic thin shrink small outline package; 14 leads; body width 4.4 mm sot402-1 a max. 1.1 pin 1 index
9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 13 of 15 philips semiconductors 74abt126 quad buffer; 3-state 14. revision history table 10: revision history document id release date data sheet status change notice doc. number supersedes 74abt126_4 20050217 product data sheet - 9397 750 14597 74abt126_3 modi?cations: ? the format of this data sheet has been redesigned to comply with the new presentation and information standard of philips semiconductors. ? section 2 f eatures : modi?ed jedec std 17 into jesd78. ? t ab le 8 dynamic char acter istics : changed min value of t pzh from 1.9 ns into 1.5 ns for both conditions v cc = 5.0 v at t amb =25 c and v cc = 5.0 v 0.5 v at t amb = - 40 c to +85 c. 74abt126_3 20021213 product speci?cation - 9397 750 10856 74abt126_2 74abt126_2 19980116 product speci?cation - 9397 750 03462 74abt126_1 74abt126_1 - - - - -
philips semiconductors 74abt126 quad buffer; 3-state 9397 750 14597 ? koninklijke philips electronics n.v. 2005. all rights reserved. product data sheet rev. 04 17 february 2005 14 of 15 15. data sheet status [1] please consult the most recently issued data sheet before initiating or completing a design. [2] the product status of the device(s) described in this data sheet may have changed since this data sheet was published. the l atest information is available on the internet at url http://www.semiconductors.philips.com. [3] for data sheets describing multiple type numbers, the highest-level product status determines the data sheet status. 16. de?nitions short-form speci?cation the data in a short-form speci?cation 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 de?nition limiting values given are in accordance with the absolute maximum rating system (iec 60134). 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 device at these or at any other conditions above those given in the characteristics sections of the speci?cation is not implied. exposure to limiting values for extended periods may affect device reliability. application information 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 speci?ed use without further testing or modi?cation. 17. disclaimers life support 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 in 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 philips semiconductors reserves the right to make changes in the products - including circuits, standard cells, and/or software - described or contained herein in order to improve design and/or performance. when the product is in full production (status production), relevant changes will be communicated via a customer product/process change noti?cation (cpcn). philips semiconductors assumes no responsibility or liability for the use of any of these products, conveys no license or title under any patent, copyright, or mask work right to these products, and makes no representations or warranties that these products are free from patent, copyright, or mask work right infringement, unless otherwise speci?ed. 18. contact information for additional information, please visit: http://www.semiconductors.philips.com for sales of?ce addresses, send an email to: sales.addresses@www.semiconductors.philips.com level data sheet status [1] product status [2] [3] de?nition i objective data development this data sheet contains data from the objective speci?cation for product development. philips semiconductors reserves the right to change the speci?cation in any manner without notice. ii preliminary data quali?cation this data sheet contains data from the preliminary speci?cation. supplementary data will be published at a later date. philips semiconductors reserves the right to change the speci?cation without notice, in order to improve the design and supply the best possible product. iii product data production this data sheet contains data from the product speci?cation. philips semiconductors reserves the right to make changes at any time in order to improve the design, manufacturing and supply. relevant changes will be communicated via a customer product/process change noti?cation (cpcn).
? koninklijke philips electronics n.v. 2005 all rights are reserved. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. no liability will be accepted by the publisher for any consequence of its use. publication thereof does not convey nor imply any license under patent- or other industrial or intellectual property rights. date of release: 17 february 2005 document number: 9397 750 14597 published in the netherlands philips semiconductors 74abt126 quad buffer; 3-state 19. contents 1 general description . . . . . . . . . . . . . . . . . . . . . . 1 2 features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 3 quick reference data . . . . . . . . . . . . . . . . . . . . . 1 4 ordering information . . . . . . . . . . . . . . . . . . . . . 2 5 functional diagram . . . . . . . . . . . . . . . . . . . . . . 2 6 pinning information . . . . . . . . . . . . . . . . . . . . . . 2 6.1 pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 6.2 pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3 7 functional description . . . . . . . . . . . . . . . . . . . 3 7.1 function table . . . . . . . . . . . . . . . . . . . . . . . . . . 3 8 limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 4 9 recommended operating conditions. . . . . . . . 4 10 static characteristics. . . . . . . . . . . . . . . . . . . . . 5 11 dynamic characteristics . . . . . . . . . . . . . . . . . . 7 12 waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 13 package outline . . . . . . . . . . . . . . . . . . . . . . . . 10 14 revision history . . . . . . . . . . . . . . . . . . . . . . . . 13 15 data sheet status . . . . . . . . . . . . . . . . . . . . . . . 14 16 de?nitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 17 disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 18 contact information . . . . . . . . . . . . . . . . . . . . 14

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