unisonic technologies co., ltd u74hct00 cmos ic www.unisonic.com.tw 1 of 4 copyright ? 2008 unisonic technologies co., ltd qw-r502-175.a quadruple 2-input nand gate ? description the u74hct00 is a quadruple 2-in put nand gate which provides the function y=a*b . ? features * operation voltage range: 4.5~5.5v * low power dissipation: i cc =20a(max) * high speed: tpd=10ns(typ) *4ma output drive at 5v * input are ttl-voltage compatible *pb-free plating product number: u74hct00l ? ordering information ordering number normal lead free plating package packing u74hct00-s14-r u74hct00l- s14-r sop-14 tape reel U74HCT00-S14-T u74hct 00l-s14-t sop-14 tube u74hct00l-s14-r (1)packing type (2)package type (3)lead plating (1) r: tape reel, t: tube (2) s14: sop-14 (3) l: lead free plating, blank: pb/sn
u74hct00 cmos ic unisonic technologies co., ltd 2 of 4 www.unisonic.com.tw qw-r502-175.a ? pin configuration 1 2 3 4 5 6 7 14 13 12 11 10 9 8 gnd 2y 2b 2a 1y 1b 1a 3y 3a 3b 4y 4a 4b v cc ? function table (each gate) ? logic diagram (positive logic) 1y 1a 1b 1y 1a 1b & 1 2 33 2y 2a 2b 2y 2a 2b & 4 5 66 3y 3a 3b 3y 3a 3b & 9 10 88 4y 4a 4b 4y 4a 4b & 12 13 11 11 1 2 4 5 9 10 12 13 input output a b y h h l l x h x l h
u74hct00 cmos ic unisonic technologies co., ltd 3 of 4 www.unisonic.com.tw qw-r502-175.a ? absolute maximum ratings (unless otherwise specified)(note 1) parameter symbol ratings unit supply voltage v cc -0.5~7 v input clamp current i ik 20 ma output clamp current i ok 20 ma output current i out 25 ma v cc or gnd current i cc 50 ma storage temperature t stg -65 ~ +150
note 1. the input and output voltage ratings may be exceeded if the input and output current ratings are observed. 2. absolute maximum ratings are those values be yond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device operation is not implied. ? thermal data parameter symbol ratings unit thermal resistance junction ambient ja 76 /w ? recommended operating conditions parameter symbol conditions min typ max unit supply voltage v cc 4.5 5.0 5.5 v input voltage v in 0 v cc v output voltage v out 0 v cc v input transition rise or fall times t r ,t f 500 ns operating temperature t a -40 85 ? static characteristics (t a =25 , unless otherwise specified ) parameter symbol test conditions min typ max unit high-level input voltage v ih v cc =4.5v~5.5v 2 v low-level input voltage v il v cc =4.5v~5.5v 0.8 v v cc =4.5v, i oh =-20a 4.4 4.499 high-level output voltage v oh v cc =4.5v, i oh =-4ma 3.98 4.3 v v cc =4.5v, i ol =20a 0.001 0.1 low-level output voltage v ol v cc =4.5v, i ol =4ma 0.17 0.26 v input leakage current i i(leak) v cc =0~6.0v, v in =v cc or gnd 0.1 100 na quiescent supply current i q v cc =5.5v, v in =v cc or gnd, i out =0 2 a additional quiescent supply current ? i q v cc =5.5v, one input at 0.5v or 2.4v, other inputs at 0 or v cc 1.4 2.4 ma input capacitance c in v cc =4.5v~5.5v, v in =v cc or gnd 3 10 pf ? dynamic characteristics (t a =25 , input: t r , t f 6ns; prr 1mhz) parameter symbol test conditions min typ max unit v cc =4.5v, c l = 50pf 11 20 propagation delay from input (na) and (nb) to output(ny) t phl /t plh v cc =5.5v c l = 50pf 10 18 ns v cc =4.5v, c l = 50pf 9 15 output transition time u thl /t tlh v cc =5.5v, c l = 50pf 8 14 ns ? operating characteristics (t a =25 , unless otherwise specified ) parameter symbol test conditions min typ max unit power dissipation capacitance cpd no load 20 pf
u74hct00 cmos ic unisonic technologies co., ltd 4 of 4 www.unisonic.com.tw qw-r502-175.a ? test circuit and waveforms note: c l includes probe and jig capacitance. output input 1.3v t phl t plh 1.3v 1.3v 1.3v tf tr 90% 10% 10% 90% output 1.3v 1.3v tr tf 90% 10% 10% 90% t plh t phl 3v utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. 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.
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