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1/15 n rail to rail output voltage swing n micropower consumption (1.2 m a) n single supply operation (2.5v to 10v) n cmos inputs n ultra low input bias current ( 1pa ) n esd protection (2kv) n latch-up immunity (class a) n available in sot23-5 micropackage description the ts94x (single, dual & quad) is operational amplifier characterized for 2.5v to 10v operation over -40c to +85c temperature range. it is exhibiting an excellent consumption - 1.2 m a, while featuring 10khz gain bandwidth product, 1.5ma output capability and output rail to rail op- eration - 2.85v typ @ 3v with rl=10k w . the ts94x op-amp is ideal for battery-powered systems, where very low supply current and out- put rail to rail are required. its very low - 1pa typ input bias current and constant supply current over supply voltage enhance ts94xs perfor- mance near the end of the life battery charge. application n battery-powered systems (alarm) n portable communication systems (pagers) n smoke/gas/fire detectors n instrumentation & sensoring n ph meter order code n = dual in line package (dip) d = small outline package (so) - also available in tape & reel (dt) p = thin shrink small outline package (tssop) - only available in tape & reel (pt) l = tiny package (sot23-5) - only available in tape & reel (lt) pin connections (top view) part number temperature range package sot23 marking ndpl ts941i ts941ai ts941bi -40, +85c k201 k202 k203 ts942i ts942ai ts942bi -40, +85c ts944i ts944ai ts944bi -40, +85c 1 2 3 4 5 inverting input non-inverting input output v dd v cc 1 2 3 4 5 6 7 8 - + inverting input 1 n.c. non-inverting input 1 v dd v cc output 2 n.c. n.c. inverting input 2 non-inverting input 2 non-inverting input 1 dd v 1 2 3 4 8 5 6 7 9 10 11 12 13 14 cc v output 3 output 4 non-inverting input 4 inverting input 4 non-inverting input 3 inverting input 3 - + - + - + - + output 1 inverting input 1 output 2 1 2 3 45 6 7 8 - + - + inverting input 1 output 1 non-inverting input 1 v dd v cc output 2 inverting input 2 non-inverting input 2 ts941ilt ts944in-ts944id-ts944idt-ts944ipt ts941id-ts941idt ts942in-ts942id-ts942idt-ts942ipt ts941 ts942 ts944 output rail to rail micropower operational amplifiers december 2001
ts941-ts942-ts944 2/15 absolute maximum ratings operating conditions symbol parameter value unit v cc supply voltage 1) 12 v v id differential input voltage 2) 12 v v in input voltage range 3) -0.3 to 12.3 v t oper operating free air temperature range -40 to + 85 c t std storage temperature range -65 to +150 c t j maximum junction temperature 150 c r thjc thermal resistance junction to case 4) sot23-5 dip8 dip14 so8 so14 tssop8 tssop14 81 42 32 28 22 26 21 c/w r thja thermal resistance junction to ambient - sot23-5 256 c/w esd human body model 2 kv latch-up immunity class a lead temperature (soldering, 10sec) 250 c 1. all voltages values, except differential voltage are with respect to network terminal. 2. differential voltages are non-inverting input terminal with respect to the inverting input terminal. 3. the magnitude of input and output voltages must never exceed v cc +0.3v. 4. short-circuits can cause excessive heating and destructive dissipation. symbol parameter value unit v cc supply voltage 2.5 to 10 v v icm common mode input voltage range v cc - -0.2 to v cc + -1.3 v
ts941-ts942-ts944 3/15 electrical characteristics v cc = +2.5v , v dd = 0v , r l connected to v cc/2 , t amb = 25c (unless otherwise specified) symbol parameter min. typ. max. unit v io input offset voltage ts941/2/4 ts941/2/4a ts941/2/4b 10 5 2 mv d v io input offset voltage drift 7 m v/c i io input offset current 1) 1. maximum values including unavoidable inaccurates of the industrial test. 1 100 pa i ib input bias current 1) 1 150 pa cmr common mode rejection ratio 60 85 db svr supply voltage rejection ratio 50 78 db a vd large signal voltage gain v o = 2vpp r l = 1m w 100 db v oh high level output voltage v id = 100mv r l = 1m w r l = 10k w 2.45 2.3 2.49 2.4 v v ol low level output voltage v id = -100mv r l = 1m w r l = 10k w 1 100 5 200 mv i o output source current v id = 100mv, v o = v dd output sink current v id = -100mv, v o = v cc 350 280 650 500 a i cc supply current (per amplifier) a vcl = 1, no load 1.2 1.8 m a gbp gain bandwith product r l = 1m w , c l = 50pf 10 khz sr slew rate r l = 1m w , c l = 50pf 3 4.5 v/ms f m phase margin c l = 50pf 65 degrees
ts941-ts942-ts944 4/15 electrical characteristics v cc = +3v , v dd = 0v , r l connected to v cc/2 , t amb = 25c (unless otherwise specified) 2) symbol parameter min. typ. max. unit v io input offset voltage ts941/2/4 ts941/2/4a ts941/2/4b 10 5 2 mv d v io input offset voltage drift 7 m v/c i io input offset current 1) 1. maximum values including unavoidable inaccurates of the industrial test. 2. all electrical values are guaranted with correlation measurements at 2.5v and 5v 1 100 pa i ib input bias current 1) 1 150 pa cmr common mode rejection ratio 60 85 db svr supply voltage rejection ratio 50 85 db a vd large signal voltage gain v o = 2vpp r l = 1m w 100 db v oh high level output voltage v id = 100mv r l = 1m w r l = 10k w 2.9 2.8 2.99 2.85 v v ol low level output voltage v id = -100mv r l = 1m w r l = 10k w 1 100 5 200 mv i o output source current v id = 100mv, v o = v dd output sink current v id = -100mv, v o = v cc 680 650 1500 1300 a i cc supply current (per amplifier) a vcl = 1, no load 1.2 1.8 m a gbp gain bandwith product r l = 1m w , c l = 50pf 10 khz sr slew rate r l = 1m w , c l = 50pf 3 4.5 v/ms f m phase margin c l = 50pf 65 degrees
ts941-ts942-ts944 5/15 electrical characteristics v cc = +5v , v dd = 0v , r l connected to v cc/2 , t amb = 25c (unless otherwise specified) symbol parameter min. typ. max. unit v io input offset voltage ts941/2/4 ts941/2/4a ts941/2/4b 10 5 2 mv d v io input offset voltage drift 7 m v/c i io input offset current 1) 1 100 pa i ib input bias current 1) 1 150 pa cmr common mode rejection ratio 60 85 db svr supply voltage rejection ratio 50 85 db a vd large signal voltage gain v o = 2vpp r l = 1m w 100 db v oh high level output voltage v id = 100mv r l = 1m w r l = 10k w 4.9 4.8 4.99 4.85 v v ol low level output voltage v id = -100mv r l = 1m w r l = 10k w 1 100 5 150 mv i o output source current v id = 100mv, v o = v dd output sink current v id = -100mv, v o = v cc 3 3.7 4.5 5 ma i cc supply current (per amplifier) a vcl = 1, no load 1.2 1.85 m a gbp gain bandwith product r l = 1m w , c l = 50pf 10 khz sr slew rate r l = 1m w , c l = 50pf 3 4.5 v/ms f m phase margin c l = 50pf 65 degrees 1. maximum values including unavoidable inaccurates of the industrial test.
ts941-ts942-ts944 6/15 input offset voltage drift vs temperature -40-20 0 20406080 temperature (c) -500 -400 -300 -200 -100 0 100 200 300 400 input offset voltage drift (v) vcc = 2.5v & 5v supply current/amplifier vs supply voltage in overdrive 0246810 supply voltage (v) 0.0 0.5 1.0 1.5 supply current (a) vid = - 100mv tamb = 25c vid = + 100mv output short-circuit current vs temperature -40-20020406080 -6 -4 -2 0 2 4 6 output short-circuit current (ma) isink, vcc=3v isource,vcc=3v isink, vcc=5v isource, vcc=5v temperature (c) supply current/amplifier vs supply voltage 0246810 supply voltage (v) 0.0 0.5 1.0 1.5 2.0 supply current (a) tamb = 25c supply current/amplifier vs temperature -40-20 0 20406080 temperature (c) 1.10 1.15 1.20 1.25 1.30 supply current (a) vcc from 2.5v to 10v output short-circuit current vs supply voltage 24 6 810 -30 -20 -10 0 10 20 30 source sink output short-circuit current (ma) supply voltage (v) tamb = 25c
ts941-ts942-ts944 7/15 output short-circuit current vs output voltage output short-circuit current (ma) output voltage (v) 0 1 2 3 -2.0 -1.5 -1.0 -0.5 0.0 0.5 1.0 vcc = 2.6v t = +85c source sink t = -40c t = -40c t = +25c t = +25c t = +25c t = +85c output short-circuit current vs output voltage output short-circuit current (ma) output voltage (v) 012345 -8.0 -6.0 -4.0 -2.0 0.0 2.0 4.0 6.0 8.0 vcc = 5v t = -40c t = +85c source sink t = -40c t = +25c t = +25c t = +85c 246 810 1 10 100 1,000 voltage referenced to vcc (mv) supply voltage (v) rl tied to vdd single supply vid = +100mv rl=10k ohm rl=100k ohm rl=1m ohm high level output voltage vs supply voltage voltage referenced to vdd (mv) output short-circuit current (ma) output voltage (v) 01 2 -3.0 -2.0 -1.0 0.0 1.0 2.0 vcc = 3v t = -40c t = +85c source sink t = -40c t = +25c t = +25c t = +85c output short-circuit current vs output voltage 3 output short-circuit current vs output voltage output voltage (v) output short-circuit current (ma) 0246810 -30.0 -20.0 -10.0 0.0 10.0 20.0 30.0 vcc = 10v t = -40c t = +85c source sink t = -40c t = +25c t = +25c t = +85c low level output voltage vs supply voltage 246810 1 10 100 1,000 supply voltage (v) rl tied to vcc single supply vid = -100mv rl=10k ohm rl=100 ohm rl=1m ohm voltage referenced to vcc (mv)
ts941-ts942-ts944 8/15 gain and phase vs frequency 100 1,000 10,000 100,000 frequency (hz) 0 10 20 30 40 50 60 70 40 60 80 100 120 140 160 180 gain (db) phase () rl = 1m ohm cl = 50 pf vcc = 3v & 5v gain phase small signal transient response 0.00.51.01.52.0 time (ms) -100 0 100 200 300 output voltage (mv) vcc = +-2.5v gain = -1 rl = 1m ohm cl = 50 pf slew rate positive and negative vs temperature -80 -40 0 40 80 120 temperature (c) 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8 slew rate (v/ms) slew rate negative slew rate positive gain = +1 rl = 1m ohm cl = 100pf vcc = 5v gain and phase vs frequency 100 1,000 10,000 100,000 frequency (hz) 0 10 20 30 40 50 60 70 40 60 80 100 120 140 160 180 gain (db) phase () rl = 1m ohm cl = 100 pf vcc = 3v & 5v gain phase large signal transient response 0.0 1.0 2.0 3.0 4.0 5.0 time (ms) -1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5 output voltage (v) vcc = +-2.5v gain = -1 rl = 1m ohm cl = 50 pf
ts941-ts942-ts944 9/15 ts942in package mechanical data 8 pins - plastic package dim. millimeters inches min. typ. max. min. typ. max. a 3.32 0.131 a1 0.51 0.020 b 1.15 1.65 0.045 0.065 b 0.356 0.55 0.014 0.022 b1 0.204 0.304 0.008 0.012 d 10.92 0.430 e 7.95 9.75 0.313 0.384 e 2.54 0.100 e3 7.62 0.300 e4 7.62 0.300 f 6.6 0260 i 5.08 0.200 l 3.18 3.81 0.125 0.150 z 1.52 0.060
ts941-ts942-ts944 10/15 ts941id - ts942id package mechanical data 8 pins - plastic micropackage (so) dim. millimeters inches min. typ. max. min. typ. max. a 1.75 0.069 a1 0.1 0.25 0.004 0.010 a2 1.65 0.065 a3 0.65 0.85 0.026 0.033 b 0.35 0.48 0.014 0.019 b1 0.19 0.25 0.007 0.010 c 0.25 0.5 0.010 0.020 c1 45 (typ.) d 4.8 5.0 0.189 0.197 e 5.8 6.2 0.228 0.244 e 1.27 0.050 e3 3.81 0.150 f 3.8 4.0 0.150 0.157 l 0.4 1.27 0.016 0.050 m 0.6 0.024 s 8 (max.)
ts941-ts942-ts944 11/15 ts942ipt package mechanical data 8 pins - thin shrink small outline package dim. millimeters inches min. typ. max. min. typ. max. a 1.20 0.05 a1 0.05 0.15 0.01 0.006 a2 0.80 1.00 1.05 0.031 0.039 0.041 b 0.19 0.30 0.007 0.15 c 0.09 0.20 0.003 0.012 d 2.90 3.00 3.10 0.114 0.118 0.122 e 6.40 0.252 e1 4.30 4.40 4.50 0.169 0.173 0.177 e 0.65 0.025 k 0 8 0 8 l 0.50 0.60 0.75 0.09 0.0236 0.030 l l1 c 0.25mm .010 inch gage plane e1 k l l1 e seating plane a a2 d a1 b 5 8 4 1 pin 1 identification e
ts941-ts942-ts944 12/15 ts944in package mechanical data 14 pins - plastic package dim. millimeters inches min. typ. max. min. typ. max. a1 0.51 0.020 b 1.39 1.65 0.055 0.065 b 0.5 0.020 b1 0.25 0.010 d 20 0.787 e 8.5 0.335 e 2.54 0.100 e3 15.24 0.600 f 7.1 0.280 i 5.1 0.201 l 3.3 0.130 z 1.27 2.54 0.050 0.100
ts941-ts942-ts944 13/15 ts944id package mechanical data 14 pins - plastic micropackage (so) dim. millimeters inches min. typ. max. min. typ. max. a 1.75 0.069 a1 0.1 0.2 0.004 0.008 a2 1.6 0.063 b 0.35 0.46 0.014 0.018 b1 0.19 0.25 0.007 0.010 c 0.5 0.020 c1 45 (typ.) d (1) 8.55 8.75 0.336 0.344 e 5.8 6.2 0.228 0.244 e 1.27 0.050 e3 7.62 0.300 f (1) 3.8 4.0 0.150 0.157 g 4.6 5.3 0.181 0.208 l 0.5 1.27 0.020 0.050 m 0.68 0.027 s 8 (max.) note : (1) d and f do not include mold flash or protrusions - mold flash or protrusions shall not exceed 0.15mm (.066 inc) only for data book. d m f 14 1 7 8 b e3 e e lg c c1 a a2 a1 b1 s
ts941-ts942-ts944 14/15 ts944ipt package mechanical data 14 pins - thin shrink small outline package dim. millimeters inches min. typ. max. min. typ. max. a 1.20 0.05 a1 0.05 0.15 0.01 0.006 a2 0.80 1.00 1.05 0.031 0.039 0.041 b 0.19 0.30 0.007 0.15 c 0.09 0.20 0.003 0.012 d 4.90 5.00 5.10 0.192 0.196 0.20 e 6.40 0.252 e1 4.30 4.40 4.50 0.169 0.173 0.177 e 0.65 0.025 k 0 8 0 8 l 0.50 0.60 0.75 0.09 0.0236 0.030 c e1 k l e e b d l1 a a2 a1
ts941-ts942-ts944 15/15 information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result f rom its use. no license is granted by implication or otherwise under any patent or patent rights of stmicroelectronics. specificati ons mentioned in this publication are subject to change without notice. this publication supersedes and replaces all information previously supplied. stmicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of stmicroelectronics. ? the st logo is a registered trademark of stmicroelectronics ? 2000 stmicroelectronics - printed in italy - all rights reserved stmicroelectronics group of companies australia - brazil - china - finland - france - germany - hong kong - india - italy - japan - malaysia - malta - morocco singapore - spain - sweden - switzerland - united kingdom ? http://www.st.com ts941ilt package mechanical data 5 pins - tiny package (sot23) dim. millimeters inches min. typ. max. min. typ. max. a 0.90 1.20 1.45 0.035 0.047 0.057 a1 0 0.15 0.006 a2 0.90 1.05 1.30 0.035 0.041 0.051 b 0.35 0.40 0.50 0.014 0.016 0.020 c 0.09 0.15 0.20 0.004 0.006 0.008 d 2.80 2.90 3.00 0.110 0.114 0.118 d1 1.90 0.075 e 0.95 0.037 e 2.60 2.80 3.00 0.102 0.110 0.0118 f 1.50 1.60 1.75 0.059 0.063 0.069 l 0.10 0.5 0.60 0.004 0.014 0.024 k 0d 10d 0d 10d l c e1 a2 a a1 b e d

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