regarding the change of names mentioned in the document, such as hitachi electric and hitachi xx, to renesas technology corp. the semiconductor operations of mitsubishi electric and hitachi were transferred to renesas technology corporation on april 1st 2003. these operations include microcomputer, logic, analog and discrete devices, and memory chips other than drams (flash memory, srams etc.) accordingly, although hitachi, hitachi, ltd., hitachi semiconductors, and other hitachi brand names are mentioned in the document, these names have in fact all been changed to renesas technology corp. thank you for your understanding. except for our corporate trademark, logo and corporate statement, no changes whatsoever have been made to the contents of the document, and these changes do not constitute any alteration to the contents of the document itself. renesas technology home page: http://www.renesas.com renesas technology corp. customer support dept. april 1, 2003 to all our customers
cautions keep safety first in your circuit designs! 1. renesas technology corporation puts the maximum effort into making semiconductor products better and more reliable, but there is always the possibility that trouble may occur with them. trouble with semiconductors may lead to personal injury, fire or property damage. remember to give due consideration to safety when making your circuit designs, with appropriate measures such as (i) placement of substitutive, auxiliary circuits, (ii) use of nonflammable material or (iii) prevention against any malfunction or mishap. notes regarding these materials 1. these materials are intended as a reference to assist our customers in the selection of the renesas technology corporation product best suited to the customer's application; they do not convey any license under any intellectual property rights, or any other rights, belonging to renesas technology corporation or a third party. 2. renesas technology corporation assumes no responsibility for any damage, or infringement of any third-party's rights, originating in the use of any product data, diagrams, charts, programs, algorithms, or circuit application examples contained in these materials. 3. all information contained in these materials, including product data, diagrams, charts, programs and algorithms represents information on products at the time of publication of these materials, and are subject to change by renesas technology corporation without notice due to product improvements or other reasons. it is therefore recommended that customers contact renesas technology corporation or an authorized renesas technology corporation product distributor for the latest product information before purchasing a product listed herein. the information described here may contain technical inaccuracies or typographical errors. renesas technology corporation assumes no responsibility for any damage, liability, or other loss rising from these inaccuracies or errors. please also pay attention to information published by renesas technology corporation by various means, including the renesas technology corporation semiconductor home page (http://www.renesas.com). 4. when using any or all of the information contained in these materials, including product data, diagrams, charts, programs, and algorithms, please be sure to evaluate all information as a total system before making a final decision on the applicability of the information and products. renesas technology corporation assumes no responsibility for any damage, liability or other loss resulting from the information contained herein. 5. renesas technology corporation semiconductors are not designed or manufactured for use in a device or system that is used under circumstances in which human life is potentially at stake. please contact renesas technology corporation or an authorized renesas technology corporation product distributor when considering the use of a product contained herein for any specific purposes, such as apparatus or systems for transportation, vehicular, medical, aerospace, nuclear, or undersea repeater use. 6. the prior written approval of renesas technology corporation is necessary to reprint or reproduce in whole or in part these materials. 7. if these products or technologies are subject to the japanese export control restrictions, they must be exported under a license from the japanese government and cannot be imported into a country other than the approved destination. any diversion or reexport contrary to the export control laws and regulations of japan and/or the country of destination is prohibited. 8. please contact renesas technology corporation for further details on these materials or the products contained therein.
HD74HC540/hd74hc541 octal buffers/line drivers (with 3-state outputs) ade-205-508 (z) 1st. edition sep. 2000 description the HD74HC540 is an inverting buffer and the hd74hc541 is a non-inverting buffer. the 3-state control gate operates as a two-input nor such that if either g 1 or g 2 are high, all eight outputs are in the high- impedance state. features high speed operation: t pd = 11.5 ns typ (c l = 50 pf) high output current: fanout of 15 lsttl loads wide operating voltage: v cc = 2 to 6 v low input current: 1 m a max low quiescent supply current: i cc (static) = 4 m a max (ta = 25 c) function table inputs output y g 1 g 2 a HD74HC540 hd74hc541 ll l h l ll h l h hx x z z xh x z z x : irrelevant z : off (high-impedance) state of a 3-state output.
HD74HC540/hd74hc541 2 pin arrangement HD74HC540 1 2 3 4 5 6 7 8 9 10 11 ( top view ) 12 13 14 15 16 17 18 19 20 g 1 v cc g 2 y 1 y 2 y 3 y 4 y 5 y 6 y 7 y 8 a 1 a 2 a 3 a 4 a 5 a 6 a 7 a 8 gnd
HD74HC540/hd74hc541 3 hd74hc541 1 2 3 4 5 6 7 8 9 10 11 ( top view ) 12 13 14 15 16 17 18 19 20 g 1 v cc g 2 y 1 y 2 y 3 y 4 y 5 y 6 y 7 y 8 a 1 a 2 a 3 a 4 a 5 a 6 a 7 a 8 gnd absolute maximum ratings item symbol rating unit supply voltage range v cc ?.5 to +7.0 v input voltage v in ?.5 to v cc + 0.5 v output voltage v out ?.5 to v cc + 0.5 v output current i out 35 ma dc current drai per v cc gnd i cc , i gnd 75 ma dc input diode current i ik 20 ma dc output diode current i ok 20 ma power dissipation per package p t 500 mw storage temperature tstg ?5 to +150 c
HD74HC540/hd74hc541 4 dc characteristics ta = 25 c ta = ?0 to +85 c item symbol v cc (v) min typ max min max unit test conditions input voltage v ih 2.0 1.5 1.5 v 4.5 3.15 3.15 6.0 4.2 4.2 v il 2.0 0.3 0.3 v 4.5 1.35 1.35 6.0 1.8 1.8 hysteresis voltage v h 2.0 0.1 v 4.5 0.4 6.0 0.4 output voltage v oh 2.0 1.9 2.0 1.9 v vin = v ih or v il i oh = ?0 m a 4.5 4.4 4.5 4.4 6.0 5.9 6.0 5.9 4.5 4.18 4.13 i oh = ? ma 6.0 5.68 5.63 i oh = ?.8 ma v ol 2.0 0.0 0.1 0.1 v vin = v ih or v il i ol = 20 m a 4.5 0.0 0.1 0.1 6.0 0.0 0.1 0.1 4.5 0.26 0.33 i ol = 6 ma 6.0 0.26 0.33 i ol = 7.8 ma off-state output current i oz 6.0 0.5 5.0 m a vin = v ih or v il , vout = v cc or gnd input current iin 6.0 0.1 1.0 m a vin = v cc or gnd quiescent supply current i cc 6.0 4.0 40 m a vin = v cc or gnd, iout = 0 m a
HD74HC540/hd74hc541 5 ac characteristics (c l = 50 pf, input t r = t f = 6 ns) ta = 25 c ta = ?0 to +85 c item symbol v cc (v) min typ max min max unit test conditions propagation delay t plh 2.0 100 125 ns (HD74HC540 only) time t phl 4.5 11 20 25 6.0 17 21 t plh 2.0 115 145 ns (hd74hc541 only) t phl 4.5 12 23 29 6.0 20 25 output enable t zh 2.0 150 190 ns time t zl 4.5 14 30 38 6.0 26 33 output disable t hz 2.0 150 190 ns time t lz 4.5 16 30 38 6.0 26 33 output rise/fall t tlh 2.0 60 75 ns time t thl 4.5 4 12 15 6.0 10 13 input capacitance cin 5 10 10 pf
HD74HC540/hd74hc541 6 package dimensions hitachi code jedec eiaj mass (reference value) dp-20n conforms 1.26 g unit: mm 0.51 min 2.54 min 5.08 max 7.62 0.25 + 0.11 ?0.05 2.54 0.25 0.48 0.10 24.50 25.40 max 0.89 1.30 6.30 7.00 max 1 10 11 20 0 e 15 1.27 max hitachi code jedec eiaj mass (reference value) fp-20da ? conforms 0.31 g unit: mm *dimension including the plating thickness base material dimension *0.42 0.08 0.12 0.15 m 20 10 1 *0.22 0.05 0.80 max 11 12.6 5.5 2.20 max 13 max 0 e 8 0.70 0.20 + 0.20 e 0.30 7.80 1.27 0.10 0.10 1.15 0.40 0.06 0.20 0.04
HD74HC540/hd74hc541 7 hitachi code jedec eiaj mass (reference value) fp-20db conforms 0.52 g unit: mm *dimension including the plating thickness base material dimension 0.12 0.15 0 e 8 m 20 11 0.20 0.10 1 1.27 10 12.8 13.2 max 7.50 2.65 max *0.27 0.05 *0.42 0.08 + 0.57 e 0.30 0.70 + 0.25 e 0.40 10.40 1.45 0.935 max 0.40 0.06 0.25 0.04 hitachi code jedec eiaj mass (reference value) ttp-20da ? ? 0.07 g unit: mm *dimension including the plating thickness base material dimension 0.50 0.10 0 e 8 *0.17 0.05 6.40 0.20 0.10 1.10 max 0.13 m 0.65 110 20 11 4.40 6.50 6.80 max *0.22 +0.08 e0.07 0.07 +0.03 e0.04 1.0 0.65 max 0.20 0.06 0.15 0.04
HD74HC540/hd74hc541 8 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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