unisonic technologies co., ltd lv324 preliminary cmos ic www.unisonic.com.tw 1 of 6 copyright ? 2015 unisonic technologies co., ltd qw-r502-a08.b general purpose, low voltage, rail-to-rail output operational amplifiers ? description the utc lv324 is a quad 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 lv324 has a guaranteed 1v// 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 driv ing large capacitive loads. the utc lv324 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 * 4-channels op amps * rail-to-rail output swing * widely input common-mode voltage range * low voltage operation * low supply current: typ.=410 a @ v + =5v, v - =0v * perfect ac characteristics: gbw: typ.=1mhz sr: typ.=1v/ s m : typ.=60deg g m : typ.=10db. ? rdering information ordering number package packing lv324g-s14-r sop-14 tape reel LV324G-P14-R tssop-14 tape reel lv324g-s14-r (1)packing type (2)package type (1) r: tape reel (2) s14: sop-14, p14: tssop-14 (3) g: halogen free and lead free (3)green package ? marking
lv324 preliminary cmos ic unisonic technologies co., ltd 2 of 6 www.unisonic.com.tw qw-r502-a08.b ? pin configuration ? pin description pin no. pin name function 1 out a output of channel a 2 in a - inverting input of channel a 3 in a + non-inverting input of channel a 4 v + positive of supply voltage 5 in b + non-inverting input of channel b 6 in b - inverting input of channel b 7 out b output of channel b 8 out c output of channel c 9 in c - inverting input of channel c 10 in c + non-inverting input of channel c 11 v - negative of supply voltage 12 in d + non-inverting input of channel d 13 in d - inverting input of channel d 14 out d output of channel d
lv324 preliminary cmos ic unisonic technologies co., ltd 3 of 6 www.unisonic.com.tw qw-r502-a08.b ? block diagram out a in a - in a + v + in b + in b - out b out c out d v - in d - in d + in c + in c - ad bc - ++ - + - + - 14 1 2 3 4 5 6 7 13 12 11 10 9 8
lv324 preliminary cmos ic unisonic technologies co., ltd 4 of 6 www.unisonic.com.tw qw-r502-a08.b ? absolute maximum rating (note) parameter symbol ratings unit differential input voltage v idm supply voltage v supply voltage (v + -v - ) v + -v - 5.5 v output short current to v + i o(sc) note 1 a output short current to v - i o(sc) note 2 a infrared or convection (20sec) 235 c operating ratings supply voltage v + -v - 2.7 ~ 5.5 v temperature range t a -40 ~ +85 c junction temperature t j 150 c storage temperature range t stg -65 ~ 150 c notes: 1. absolute maximum ratings are those val ues beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only 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-14 145 ? c/w thermal resistance (note) tssop-14 ja 155 ? c/w note: all numbers are typical, and apply for package s soldered directly onto a pc board in still air. ? 2.7v electrical characteristics all limits guaranteed for t j =25c, v + =2.7v, v - =0v, v cm =1.0v, v out =v + /2 and r l >1m ? , unless otherwise specified. parameter symbol test conditions min (note 6) typ (note 5) max (note 6) unit dc characteristics input offset voltage v os 1.7 7 mv input offset voltage average drift tcv os 5 v/c input bias current i b 11 250 na input offset current i os 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 o =1v 50 60 db 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 supply current i s all four amplifiers 260 680 a ac characteristics gain-bandwidth product gbwp c l =200pf 1 mhz phase margin m 60 deg gain margin gm 10 db input-referred voltage noise en f=1khz 46 nv/ hz input-referred current nois e in f=1khz 0.17 pa/ hz
lv324 preliminary cmos ic unisonic technologies co., ltd 5 of 6 www.unisonic.com.tw qw-r502-a08.b ? 5v electrical characteristics(cont.) all limits guaranteed for t j =25c, v + =5v, v - =0v, v cm =2.0v, v o =v + /2 and r l >1m ? , unless otherwise specified. boldface limits apply at the te mperature extremes. parameter symbol test conditions min (note 6) typ (note 5) max (note 6) unit dc characteristics 1.7 7 mv input offset voltage v os 9 mv input offset voltage average drift tcv os 5 v/c 11 250 na input bias current i b 500 na 5 50 na input offset current i os 150 na common mode rejection ratio cmrr 0v v cm 4v 50 65 db power supply rejection ratio psrr 2.7v v + 5v, v o =1v, v cm =1v 50 60 db 0 -0.2 v input common-mode voltage range v cm for cmrr 50db 4.2 4 v 15 100 v/mv large signal voltage gain (note 7) a v 10 v/mv v + -300 v + -40 mv v + -400 mv 120 300 mv r l =2k ? to 2.5v 400 mv v + -100 v + -10 mv v + -200 mv 65 180 mv output swing v o r l =10k ? to 2.5v 280 mv sourching, v o =0v 5 60 ma output short circuit current i o sourching, v o =5v 10 160 ma 410 830 a supply current i s all four amplifiers 1160 a ac characteristics slew rate sr (note 8) 1 v/ s gain-bandwidth product gbwp c l =200pf 1 mh z phase margin m 60 deg gain margin g m 10 db input-referred voltage noise e n f=1kh z 39 nv/ h z input-referred current noise i n f=1kh z 0.21 pa/ h z notes: 4. the maximum power di ssipation is a function of t j(max) , ja . the maximum allowable power dissipation at any ambient temperature is p d =(t j(max) -t a )/ ja . all numbers apply for packages soldered directly onto a pc board. 5. typical values represent the mo st likely parametric norm as determined at the time of characterization. actual typical values may vary over time and will al so depend on the applicati on and configuration. the typical values are not tested and are not gu aranteed on shipped production material. 6. all limits are guaranteed by testing or statistical analysis. 7. r l is connected to v - . the output voltage is 0.5v v o 4.5v. 8. connected as voltage follower with 3v step input. number specified is the sl ower of the positive and negative slew rates.
lv324 preliminary cmos ic unisonic technologies co., ltd 6 of 6 www.unisonic.com.tw qw-r502-a08.b 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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