unisonic technologies co., ltd u74lvc2g08 cmos ic www.unisonic.com.tw 1 of 5 copyright ? 2011 unisonic technologies co., ltd qw-r502-437.b dual 2-input and gate ? description the u74lvc2g08 is a dual 2-input and gate which performs the function y=a*b or + y=a b . it is designed for 1.65v to 5.5v operation. ? features * wide supply voltage range from 1.65v to 5.5v * max t pd of 4.7 ns at 3.3v * up to 5v inputs accept voltages * low power consumption, i cc = 10 a (max.) * 24 ma output driver at 3v * direct interface with ttl levels tssop-8 msop-8 ? ordering information ordering number package packing lead free halogen free u74lvc2g08l-sm1-r u74lvc2g08g-sm1-r msop-8 tape reel u74lvc2g08l-sm1-t u74lvc2g08g-sm1-t msop-8 tube U74LVC2G08L-P08-R u74lvc2g08g-p08-r tssop-8 tape reel u74lvc2g08l-p08-t u74lvc2g08g-p08-t tssop-8 tube
u74lvc2g08 cmos ic unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r502-437.b ? pin configuration ? function table (each gate) inputs output a b y l l l l h l h l l h h h ? logic diagram (positive logic)
u74lvc2g08 cmos ic unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r502-437.b ? absolute maximum rating (note) parameter symbol ratings unit supply voltage v cc -0.5~6.5 v input voltage v in -0.5~6.5 v output voltage (active mode) v out -0.5~v cc +0.5 v output voltage (power-down mode) v out -0.5~+6.5 v input clamp current i ik -50 ma output clamp current i ok 50 ma output current i out 50 ma v cc or gnd current i cc 100 ma storage temperature t stg -65 ~ +150 c note: 1. the input and output voltage ratings may be exceeded if the input and output curr ent 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 oper ation is not implied. ? recommended operating conditions parameter symbol conditions min typ max unit supply voltage v cc operating 1.65 5.5 v input voltage v in 0 5.5 v output voltage v out active mode 0 v cc v power-down mode; v cc = 0v; 0 5.5 input transition rise or fall rate t r / t f v cc =1.65v to 2.7v 20 ns/v v cc =2.7v to 5.5v 10 operating temperature t opr -40 125 c ? electrical characteristics (t a = 25 c) parameter symbol test conditions min typ max unit high-level input voltage v ih v cc = 1.65v to 1.95v 0.65* v cc v v cc = 2.3v to 2.7v 1.7 v cc = 2.7v to 3.6v 2.0 v cc = 4.5v to 5.5v 0.7* v cc low-level input voltage v il v cc = 1.65v to 1.95v 0.35* v cc v v cc = 2.3v to 2.7v 0.7 v cc = 2.7v to 3.6v 0.8 v cc = 4.5v to 5.5v 0.3* v cc high-level output voltage v oh i oh = -100 av cc = 1.65v to 5.5v v cc -0.1 v i oh = -4ma v cc = 1.65v 1.2 1.53 i oh = -8ma v cc = 2.3v 1.9 2.13 i oh = -12ma v cc = 2.7v 2.2 2.50 i oh = -24ma v cc = 3v 2.3 2.60 i oh = -32ma v cc = 4.5v 3.8 4.10 low-level output voltage v ol i ol = 100 av cc = 1.65v to 5.5v 0.1 v i ol = 4ma v cc = 1.65v 0.08 0.45 i ol = 8ma v cc = 2.3v 0.14 0.3 i ol = 12ma v cc = 2.7v 0.19 0.4 i ol = 24ma v cc = 3.0v 0.37 0.55 i ol = 32ma v cc = 4.5v 0.43 0.55 input leakage current i i ( leak ) v in = 5.5v or gnd, v cc = 5.5v 0.1 5 a off-state current i off v in or v o = 5.5v, v cc = 0v 0.1 10 a quiescent supply current i q v in = v c c or gnd, i out = 0, v c c = 5.5v 0.1 10 a additional quiescent supply current i q one input at v cc ? 0.6v; other inputs at v c c or gnd; v c c =2.3v to 5.5v 5 500 a input capacitance c in 2.5 pf
u74lvc2g08 cmos ic unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r502-437.b ? switching characteristics ( t a =25 c ) 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, r l =1k ? c l =30pf 1.0 3.2 9.0 ns v cc =2.5v0.2v, r l =500 ? 0.5 2.2 5.1 v cc =2.7v, r l =500 ? c l =50pf 1.0 2.5 5.3 v cc =3.3v0.3v, r l =500 ? 0.5 2.1 4.7 v cc =5.0v0.5v, r l =500 ? 0.5 1.7 3.8 ? operating characteristics ( t a =25 c ) parameter symbol test conditions min typ max unit power dissipation capacitance c pd v cc = 3.3v 14.4 pf notes: 1. c pd is used to determine the dynamic power dissipation (p d in w). 22 () d pd cc i l cc o pcvfn cvf =+ , where: f i = input frequency in mhz; f o = output frequency in mhz; c l = output load capacitance in pf; v cc = supply voltage in volts; n = total load switching outputs; 2 () l cc o cv f = sum of outputs. 2. the condition is v i = gnd to v cc .
u74lvc2g08 cmos ic unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r502-437.b ? test circuit and waveforms from output c l r l input output t phl t plh v ol v oh 0v v in v m v m v m v m notes: 1. c l includes probe and jig capacitance. 2. all input pulses are supplied by generat ors having the following characteristics: p rr 1 mhz, z o = 50 ? , t r 3 ns, t f 3 ns. 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 1.65 v to 1.95 v v cc 2ns v cc /2 30pf 1k ? 2.3 v to 2.7 v v cc 2ns v cc /2 30pf 500 ? 2.7 v 2.7v 2.5ns 1.5v 50pf 500 ? 3.0 v to 3.6 v 2.7v 2.5ns 1.5v 50pf 500 ? 4.5 v to 5.5 v v cc 2.5ns v cc /2 50pf 500 ?
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