unisonic technologies co., ltd u74lvc2g132 cmos ic www.unisonic.com.tw 1 of 5 copyright ? 2012 unisonic technologies co., ltd qw-r502-795.a dual 2-input nand gate with schmitt-trigger inputs ? description the u74lvc2g132 is a dual 2-input nand gate with schmitt-trigger inputs circuit and it contains two inverters that perform the function ? y=a b or y=a+b the device have different input threshold levels for positive- going (v t+ ) and negative-going(v t- ) signals because of the schmitt-trigger action in the input. this device has power-down protective circuit, preventing device destruction when it is powered down. ? features * operate from 1.65v to 5.5v * inputs accept voltages to 5.5v * i off supports partial-power-down mode * low power dissipation: i cc =10 a (max) * max t pd of 5.3 ns at 3.3v * 24ma output drive(v cc =3.3v) sop-8 ? ordering information ordering number package packing lead free plating halogen free u74lvc2g132l-s08-r U74LVC2G132G-S08-R sop-8 tape reel u74lvc2g132l-s08-t u74lvc2g132g-s08-t sop-8 tube
u74lvc2g132 cmos ic unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r502-795.a ? pin configuration ? function table each gate input output a b y l l h l h h h l h h h l note: h: high voltage level; l: low voltage level ? logic diagram (positive logic) iec logic symbol
u74lvc2g132 cmos ic unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r502-795.a ? absolute maximum rating parameter symbol ratings unit supply voltage v cc -0.5 ~ +6.5 v input voltage v in -0.5 ~ +6.5 v output voltage output in the high or low state v out -0.5 ~ v cc +0.5 v output in the high-impedance or power-off state -0.5 ~ +6.5 v v cc or gnd current i cc 100 ma continuous output current (v out =0 to v cc) i out 50 ma input clamp current (v in <0) i ik -50 ma output clamp current (v out <0) i ok -50 ma storage temperature range t stg -65 ~ +150 c note: absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device operation is not implied. ? recommended operating conditions parameter symbol test conditions min typ max unit supply voltage v cc operating 1.65 5.5 v data retention only 1.5 v input voltage v in 0 5.5 v output voltage v out high or low state 0 v cc v high-level output current i oh v cc =1.65v -4 ma v cc =2.3v -8 ma v cc =3v -16 ma v cc =3v -24 ma v cc =4.5v -32 ma low-level output current i ol v cc =1.65v 4 ma v cc =2.3v 8 ma v cc =3v 16 ma v cc =3v 24 ma v cc =4.5v 32 ma operating temperature t a -40 85 c input transition rise or fall rate t/ v v cc =1.8v0.15v, 2.5v0.2v 20 ns/v v cc =3.3v0.3v, v cc =5v0.5v 10 ns/v ? electrical characteristics (t a =25c , unless otherwise specified) parameter symbol test conditions min typ max unit positive-going input threshold voltage v t+ v cc =1.65v 0.79 1.16 v v cc =2.3v 1.11 1.56 v cc =3.0v 1.5 1.87 v cc =4.5v 2.16 2.74 v cc =5.5v 2.61 3.33 negative-going input threshold voltage v t- v cc =1.65v 0.39 0.62 v v cc =2.3v 0.58 0.87 v cc =3.0v 0.84 1.14 v cc =4.5v 1.41 1.79 v cc =5.5v 1.87 2.29 hysteresis voltage (v t+ -v t- ) v t v cc =1.65v 0.37 0.62 v cc =2.3v 0.48 0.77 v cc =3.0v 0.56 0.87 v cc =4.5v 0.71 1.04 v cc =5.5v 0.71 1.11 ? electrical characteristics(cont.)
u74lvc2g132 cmos ic unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r502-795.a parameter symbol test conditions min typ max unit high-level output voltage v oh v cc =1.65v ~ 5.5v, i oh =-100 a v cc -0.1 v v cc =1.65v, i oh =-4ma 1.2 v cc =2.3v, i oh =-8ma 1.9 v cc =3.0v, i oh =-16ma 2.4 v cc =3.0v, i oh =-24ma 2.3 v cc =4.5v, i oh =-32ma 3.8 low-level output voltage v ol v cc =1.65v ~ 5.5v, i oh =100 a 0.1 v v cc =1.65v, i oh =4ma 0.45 v cc =2.3v, i oh =8ma 0.3 v cc =3.0v, i oh =16ma 0.4 v cc =3.0v, i oh =24ma 0.55 v cc =4.5v, i oh =32ma 0.55 input leakage current (a or b port) i i(leak) v cc =1.65v ~ 5.5v, v in =v cc or gnd 1 a power off leakage current i off v cc =0v, v in or v out =5.5v 10 a quiescent supply current i q v cc =1.65v ~ 5.5v, v in =5.5v or gnd, i out =0 10 a a dditional quiescent supply current i q v cc =3v ~ 5.5v, one input at v cc -0.6v, other inputs at v cc or gnd 500 a input capacitance c in v cc =3.3v, v in =v cc or gnd 3.5 pf ? switching characteristics (t a =25 ) parameter symbol test conditions min typ max unit propagation delay from input (a or b) to output(y) t plh /t phl v cc =1.8v0.15v, c l =15pf 4 16 ns v cc =1.8v0.15v, c l =30pf 4 16 ns v cc =2.5v0.2v, c l =15pf 2.5 7 ns v cc =2.5v0.2v, c l =30pf 3 7.5 ns v cc =3.3v0.3v, c l =15pf 2 5.3 ns v cc =3.3v0.3v, c l = 50pf 2 6 ns v cc =5v0.5v, c l =15pf 1.5 4.4 ns v cc =5v0.5v, c l = 50pf 2 5 ns ? operating characteristics (t a =25 ) parameter symbol test conditions min typ max unit power dissipation capacitance c pd v cc =3.3v, f=10mh z 18 pf
u74lvc2g132 cmos ic unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r502-795.a ? test circuit and waveforms from output c l test circuit r l note: c l includes probe and jig capacitance. all input pulses are supplied by generators having the following characteristics: prr 10mhz, zo = 50 ? . 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. v cc inputs v m c l r l v in t r , t f 1.8v0.15v v cc 2ns v cc /2 15pf/30pf 1m ? /1k ? 2.5v0.2v v cc 2ns v cc /2 15pf/30pf 1m ? /500 ? 3.3v0.3v 3v 2.5ns 1.5v 15pf/50pf 1m ? /500 ? 5v0.5v v cc 2.5ns v cc /2 15pf/50pf 1m ? /500 ?
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