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unisonic technologies co., ltd lv358 cmos ic www.unisonic.com.tw 1 of 12 copyright ? 2009 unisonic technologies co., ltd qw-r502-316.a general purpose, low voltage, rail-to-rail output operational amplifiers ? description the utc lv358 is a dual op amp with low supply current and low voltage (2.7-5.5v). it brings nice performance to low voltage and low power systems. with a 1mhz unity-gain frequency. the utc lv358 has a guaranteed 1 v/s slew rate and low supply current. it provides heavy rail-to-rail (r-to-r) output swing loads and the input common-mode voltage range including ground. besides, it is also capable for comfortably drivin g large capacitive loads. the utc lv358 has bipolar input and cmos output for improved noise performance and higher output current drive. it?s the most cost effective so lution for the applications where low voltage operation, space saving and low price are required. ? features * 2.7v and 5v performance guaranteed * no crossover distortion * 210a low supply current * rail-to-rail output swing @ 10k ? load v + -10mv v - +65mv * v cm from -0.2v to v + -0.8v sop-8 tssop-8 msop-8 lead-free: lv358l halogen-free:lv358g ? ordering information ordering number normal lead free plating halogen free package packing lv358-s08-r lv358l-s08-r lv 358g-s08-r sop-8 tape reel lv358-sm1-r lv358l-sm1-r lv358g-sm1-r msop-8 tape reel lv358-p08-r lv358l-p08-r lv35 8g-p08-r tssop-8 tape reel lv358l-s08-r (1) packing type (2) package type (3) lead plating (1) r: tape reel (2) s08: sop-8, p08: tssop-8, sm1: msop-8 (3) g: halogen free, l: le ad free, blank: pb/sn
lv358 cmos ic unisonic technologies co., ltd 2 of 12 www.unisonic.com.tw qw-r502-316.a ? pin configuration 1 2 3 4 8 7 6 5 out b in b- in a+ v- v+ out a in a- in b+
lv358 cmos ic unisonic technologies co., ltd 3 of 12 www.unisonic.com.tw qw-r502-316.a ? block diagram
lv358 cmos ic unisonic technologies co., ltd 4 of 12 www.unisonic.com.tw qw-r502-316.a ? internal simple circuit v cc in- in+ out ? test circuit for stability vs capacitive load
lv358 cmos ic unisonic technologies co., ltd 5 of 12 www.unisonic.com.tw qw-r502-316.a ? absolute maximum ratings parameter symbol ratings unit supply voltage v ss 2.7 ~ 5.5 v supply voltage (v + - v - ) v ss 5.5 v differential input voltage v i(diff) supply voltage v + (note 2) output short circuit v - i o(sc) (note 3) infrared (15 sec) 215 c junction temperature t j +150 c operation temperature t opr -40~+85 c storage temperature t stg -65~+150 c notes: 1. absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings onl y and functional device oper ation is not implied. 2. shorting output to v+ will adversely affect reliability 3. shorting output to v- will adversely affect reliability ? thermal data parameter symbol ratings unit sop-8 190 c/w msop-8 235 c/w thermal resistance (note 1) tssop-8 ja 155 c/w ? 2.7v electrical characteristics all limits guaranteed for t j =25 c, v + =2.7v, v - =0v, v cm =1.0v, v out =v + /2 and r l > 1m ? , unless otherwise specified. parameter symbol conditions min typ max unit dc characteristics input offset voltage v os 1.7 7 mv 0 -0.2 v input common mode voltage range v cm for cmrr 50db 1.9 1.7 v v + - 100 v + - 10 mv output swing v out r l =10k ? to 1.35v 60 180 mv input offset voltage average drift tcvos 5 v/ c input bias current i i(bias) 11 250 na input offset current i i(off) 5 50 na common mode rejection ratio cmrr 0v v cm 1.7v 50 63 db power supply rejection ratio psrr 2.7v v + 5v, v out =1v 50 60 db supply current i ss both amplifiers 140 340 a ac characteristics gain bandwidth product gbwp c l =200pf 1 mhz phase margin m 60 deg gain margin g m 10 db input referred voltage noise en f=1khz 46 nv hz input referred current noise i n f=1khz 0.17 pa hz
lv358 cmos ic unisonic technologies co., ltd 6 of 12 www.unisonic.com.tw qw-r502-316.a ? 5v electrical characteristics all limits guaranteed for t j =25 c, v + =5v, v - =0v, v cm =2.0v, v out =v + /2 and r l > 1m ? , unless otherwise specified. parameter symbol conditions min typ max unit dc characteristics input offset voltage v os 1.7 7 mv 0 -0.2 v input common-mode voltage range v cm for cmrr 50db 4.2 4 v v oh v + - 300 v + - 40 mv r l =2k ? to2.5v v ol 120 300 mv v oh v + - 100 v + - 10 mv output swing v out r l =10k ? to 2.5v v ol 65 180 mv input offset voltage average drift tcvos 5 v/ c input bias current i i(bias) 15 300 na input offset current i i(off) 5 50 na common mode rejection ratio cmrr 0v v cm 4v 50 65 db power supply rejection ratio psrr 2.7v v + 5v v out =1v, v cm =1v 50 60 db large signal voltage gain(note 1) g v r l =2k ? 15 100 v/mv sourcing, v out =0v 5 230 ma output short circuit current i out sinking, v out =5v 10 160 ma supply current i ss both amplifiers 210 440 a ac characteristics slew rate sr (note 2) 1 v/s gain bandwidth product gbwp c l =200pf 1 mhz phase margin m 60 deg gain margin g m 10 db input referred voltage noise en f=1khz 39 nv hz input referred current noise i n f=1khz 0.21 pa hz notes: 1. r l is connected to v - . the output voltage is 0.5v v out 4.5v. 2. connected as voltage follower with 3v step input. number specified is these lower of the positive and negative slew rates 3. all numbers are typical, and apply for package s soldered directly note a pc board is still air.
lv358 cmos ic unisonic technologies co., ltd 7 of 12 www.unisonic.com.tw qw-r502-316.a ? typical characteristics suply current, i ss (a) output impedance from supply voltage (mv) i sourct (ma) i sourct (ma) i sink (ma) i sink (ma)
lv358 cmos ic unisonic technologies co., ltd 8 of 12 www.unisonic.com.tw qw-r502-316.a ? typical characteristics(cont.) -3 2 1.0 -1.0 -1.5 -0.5 0.5 1.5 0.0 v os vs cmr input common mode voltage range, v cm (v) 0.8 0.4 -0.4 -0.6 av os (mv) 0.2 0.6 -0.2 -0.8 0 1 -1 -1 0 1 3 -2 v ss = 1.35v 1.0 -1.0 0.0 0.8 0.4 -0.4 -0.6 av os (mv) 0.2 0.6 -0.2 -0.8 v ss = 2.5v v os vs cmr gain and phase vs. capacitive load gain(db) frequency(hz) -20 -10 0 10 20 30 40 50 10k 100k 1m 10m phase margin(deg) -40 -20 0 20 40 60 80 100 gain phase vs=+5v, r l =600 , single supply, t a =25 ,c l =0 gain(db) frequency(hz) -20 -10 0 10 20 30 40 50 10k 100k 1m 10m phase margin(deg) -40 -20 0 20 40 60 80 100 gain phase vs=+5v, r l =600 , single supply, t a =25 ,c l =100pf gain and phase vs. capacitive load gain and phase vs. capacitive load gain(db) frequency(hz) -20 -10 0 10 20 30 40 50 10k 100k 1m 10m phase margin(deg) -40 -20 0 20 40 60 80 100 gain phase vs=+5v, r l =600 , single supply, t a =25 , c l =500pf gain(db) frequency(hz) -20 -10 0 10 20 30 40 50 10k 100k 1m 10m phase margin(deg) -40 -20 0 20 40 60 80 100 gain phase vs=+5v, r l =600 , single supply, t a =25 , c l =1000pf gain and phase vs. capacitive load input common mode voltage range, v cm (v)
lv358 cmos ic unisonic technologies co., ltd 9 of 12 www.unisonic.com.tw qw-r502-316.a ? typical characteristics(cont.) stability vs capacitive load output voltage, v out (v) capacitive load (pf) -2 -1.5 -1 -0.5 0 0.5 1 1.5 10 100 1000 10000 stability vs capacitive load output voltage,v out (v) capacitive load (pf) 10 100 1000 10000 2 v ss = 2.5v 25% overshoot a v = +10 r l = 2k ? v out = 100mv pp v ss = 2.5v 25% overshoot a v = +10 r l = 1m ? v out = 100mv pp -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 200 140 60 40 0 -40 04080 short circuit current (ma) 100 short circuit current vs temperature (sinking) temperature ( ) 160 v ss = 5v 180 120 80 20 -20 60 20 v ss = 2.7v 240 180 60 0 -40 0 40 80 120 short circuit current vs temperature (sourcing) temperature ( ) 210 150 90 30 -20 60 20 v ss = 2.7v short circuit current (ma) v ss = 5v 1.5 0.5 2.5 5.0 slew rate vs supply voltage supply voltage (v) 1.4 1.2 0.8 0.7 sles rate (v/s) 1.1 0.9 0.6 3.0 4.0 1.3 1.0 vs=+5v, r l =10k , a v =+1, v in =1vpp, single supply, t a =25 rising edge failing edge 3.5 4.5
lv358 cmos ic unisonic technologies co., ltd 10 of 12 www.unisonic.com.tw qw-r502-316.a ? typical characteristics(cont.) non-inverting large signal pulse response time (1s/div) output signal input signal (1v/div) non-inverting large signal pulse response time (1s/div) t a = 25 t a = 85 output signal input signal (1v/div) non-inverting large signal pulse response time (1s/div) output signal input signal (1v/div) non-inverting small signal pulse response time (1s/div) output signal input signal (50mv/div) t a = -40 t a = 25 non-inverting small signal pulse response output signal input signal (50mv/div) non-inverting small signal pulse response output signal input signal (50mv/div) t a = 85 t a = -40 time (1s/div) time (1s/div)
lv358 cmos ic unisonic technologies co., ltd 11 of 12 www.unisonic.com.tw qw-r502-316.a ? typical characteristics(cont.) inverting small signal pulse response time (1s/div) output signal input signal (50mv/div) inverting large signal pulse response time (1s/div) output signal input signal (1v/div) inverting large signal pulse response time (1s/div) output signal input signal (1v/div) t a = 85 inverting large signal pulse response time (1s/div) output signal input signal (1v/div) t a = 25 t a = -40 t a = 25 inverting small signal pulse response time (1s/div) output signal input signal (50mv/div) t a = 85 inverting small signal pulse response time (1s/div) output signal input signal (50mv/div) t a = -40
lv358 cmos ic unisonic technologies co., ltd 12 of 12 www.unisonic.com.tw qw-r502-316.a 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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