unisonic technologies co., ltd lm393 linear integrated circuit www.unisonic.com.tw 1 of 6 copyright ? 2010 unisonic technologies co., ltd qw-r104-002,j dual differential comparator ? description the utc lm393 consists of two independent voltage comparators, designed specifically to operate from a single power supply over a wide voltage range. ? features * single or dual supply operation. * wide operating supply range (v cc =2v ~ 36v or 1 ~ 18v) * input common-mode voltage includes ground. * low supply current drain i cc =0.8ma (typical). * low input bias current i bias =25na (typical). * output compatible with ttl, dtl, and cmos logic system. dip-8 sop-8 tssop-8 lead-free: lm393l halogen-free: lm393g ? ordering information ordering number normal lead free plating halogen-free package packing lm393-d08-t lm393l-d08-t LM393G-D08-T dip-8 tube lm393-p08-r lm393l-p08-r lm39 3g-p08-r tssop-8 tape reel lm393-s08-r lm393l-s08-r lm 393g-s08-r sop-8 tape reel
lm393 linear integrated circuit unisonic technologies co., ltd 2 of 6 www.unisonic.com.tw qw-r104-002,j ? pin description 1 2 3 4 7 6 5 in 2(-) in 1(+) out 1 in 2(+) 8 in 1(-) vcc gnd out 2
lm393 linear integrated circuit unisonic technologies co., ltd 3 of 6 www.unisonic.com.tw qw-r104-002,j ? block diagram
lm393 linear integrated circuit unisonic technologies co., ltd 4 of 6 www.unisonic.com.tw qw-r104-002,j ? absolute maximum ratings parameter symbol ratings unit supply voltage v cc 18 or 36 v differential input voltage v i(diff) 36 v input voltage v in -0.3 ~ +36 v dip-8 600 mw sop-8 420 mw power dissipation tssop-8 p d 350 mw operating temperature range t opr -20 ~ +85 c 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 an d functional device operat ion is not implied. ? electrical characteristics (v cc =5.0v, ta=25 c, all voltage referenced to gnd unless otherwise specified) parameter symbol test conditions min typ max unit input offset voltage v i(off) v cm =0v tov cc -1.5v v o(p) =1.4v, r s =0 1.0 5.0 mv output saturation voltage v sat v i (-)>1v, v i (+)=0v, i sink =4ma 160 400 mv input common mode voltage v i(cm) v cc =30v 0 v cc -1.5 v large signal voltage gain g v v cc =15v, r l R 15k 50 200 v/mv r l = , v cc =30v 0.8 2.5 ma power supply current i cc r l = 0.6 1.0 ma input offset current i i(off) 5 50 na input bias current i i(bias) 65 250 na output sink current i o(sink) v i (-)>1v, v i (+)=0v, vo(p)<1.5v 6 18 ma vo(p)= 5v 0.1 na output leakage current i o(leak) v i (+)=1v, v i (-)=0 vo(p)=30v 1.0 a large signal response time t r v in =ttl logic wing v ref =1.4v, v rl =5v, r l =5.1k 350 ns response time t r v rl =5v,r l =5.1k 1400 ns
lm393 linear integrated circuit unisonic technologies co., ltd 5 of 6 www.unisonic.com.tw qw-r104-002,j ? typical characteristics 0 5 10 15 20 25 30 35 40 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 0 5 10 15 20 25 30 35 40 10 20 30 40 50 60 70 80 90 100 110 time ( s) 0 0.4 0.8 1.2 1.6 0 2.0 4.0 6.0 -100 0 output voltage (v) input voltage (mv) reponse time for vari ous input overdrive negative transition ta=25c input overdrive 50mv 20mv 5.0mv 10 -3 1 10 10 2 10 -2 10 -2 -1 10 -1 10 1 10 1 1 00.40.8 1.21.6 0 2.0 4.0 6.0 0 100 50mv 20mv 5.0mv reponse time for various input overdrive positive transition supply current supply current (ma) ta=25c ta=70c supply voltage (v) r l = output saturation voltage saturation voltage(v) ta=25c output sink current (ma) ta=25c input voltage (mv) output voltage (v) input overdrive time ( s) input current ta=25c ta=70c supply voltage (v) input current (na) vcm=0v dc rcm=1g
lm393 linear integrated circuit unisonic technologies co., ltd 6 of 6 www.unisonic.com.tw qw-r104-002,j 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.
|
