SGM8044 670na, quad rail-to-rail i/o operational amplifier ? product description the SGM8044 is guaranteed to operate with a single supply voltage as low as 1.4v, while drawing less than 670na (typ) of quiescent current per amplifier. this device is also designed to support rail-to-rail input and output operation. this combination of features supports battery-powered and portable applications. the SGM8044 has a gain-bandwidth product of 15khz (typ) and is unity gain stable. these specifications make this operational amplifier appropriate for low frequency applications, such as battery current monitoring and sensor conditioning. the SGM8044 is offered in quad configuration. it is specified for the extended industrial (-40 to +85 ) temperature range. the SGM8044 is available in the green soic-14, tssop-14 packages. typical application high side battery current sensor i s = +vs - v out (10v/v) (10 ) SGM8044 + 100k 10 1m v out +v s i s 1.4v to 5.5v 1 4 features low quiescent current: 670na/amplifier (typ) rail-to-rail input and output gain-bandwidth product: 15khz at v s = 5v (typ) wide supply voltage range: 1.4v to 5.5v unity gain stable -40 to +85 operating temperature range available in green soic-14, tssop-14 packages applications toll booth tags wearable products temperature measurement battery powered system pin configurations (top view) 7 6 5 4 3 2 1 8 9 10 11 12 13 14 v ina- v ina+ v outd SGM8044 v ind+ v inb- v inc+ v inc- v ind- v outc v outb v inb+ v outa +v s -v s soic-14 / tssop-14 rev. a. 2 sg micro corp www.sg-micro.com
670na, quad rail-to-rail i/o operational amplifier 2 SGM8044 sg micro corp www.sg-micro.com package/ordering information model order number package description package option marking information SGM8044ys14g/tr soic-14 tape and reel, 2500 SGM8044ys14 SGM8044 SGM8044yts14g/tr tssop-14 tape and reel, 3000 SGM8044yts14 absolute maximum ratings supply voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6v analog inputs (v in+ , v in? ). . . . . . . . . (-v s ) - 0.1v to (+v s ) + 0.1v differential input voltage . . . . . . . . . . . . . . . . . . . | (-v s ) - (+v s ) | storage temperature range . . . . . . . . . . . . . . -65 to +150 junction temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150 operating temperature range . . . . . . . . . . . . . .-40 to +85 lead temperature (soldering 10 sec) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260 esd susceptibility hbm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4000v mm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400v note: stresses beyond those listed under ?absolute maximum ratings? may cause permanent damage to the device. these are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the sp ecifications is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. caution this integrated circuit can be damaged by esd if you don?t pay attention to esd protection. sgmicro recommends that all integrated circuits be handled with appropriate precautions. failure to observe proper handling and installation procedures can cause damage. esd damage can range from subtle performance degradation to complete device failure. precision integrated circuits may be more susceptible to damage because very small parametric changes could cause the device not to meet its published specifications. sgmicro reserves the right to make any change in circuit design, specification or other related things if necessary without notice at any time. please contact sgmicro sales office to get the latest datasheet.
670na, quad rail-to-rail i/o operational amplifier 3 SGM8044 sg micro corp www.sg-micro.com electrical characteristics +v s = +1.4v to +5.0v, -v s = gnd, t a = +25c, v cm = +v s /2, v out +v s /2 and r l = 1m ? to +v s /2 (1) , unless otherwise noted. parameter conditions min typ max units dc electrical characteristics input offset voltage (v os ) v cm = +v s /2 0.7 2.5 mv input offset voltage drift ( v os / t ) v cm = +v s /2, -40 t a +85 2.5 v/c power supply rejection ratio (psrr) +v s = 1.4v to 5.5v 74 80 db input common mode voltage range (v cmr ) -vs - 0.1 +vs + 0.1 v +v s = 5.0v, v cm = -0.1v to 5.1v 65 83 +v s = 5.0v, v cm = 2.5v to 5.1v 65 82 common mode rejection ratio (cmrr) +v s = 5.0v, v cm = -0.1v to 2.5v 70 80 db +v s = 1.4v, r l = 50k ? , v out = +v s - 0.1v 72 77 +v s = 2.5v, r l = 50k ? , v out = +v s - 0.1v 87 large signal voltage gain (a vo ) +v s = 5.0v, r l = 50k ? , v out = +v s - 0.1v 82 93 db input bias current (i b ) 1 pa input offset current (i os ) 1 pa +v s = 1.4v, r l = 50k ? 1.390 1.394 +v s = 2.5v, r l = 50k ? 2.497 v oh +v s = 5.0v, r l = 50k ? 4.990 4.996 v +v s = 1.4v, r l = 50k ? 5.4 10 +v s = 2.5v, r l = 50k ? 3.4 maximum output voltage swing v ol +v s = 5.0v, r l = 50k ? 3.7 10 mv +v s = 2.5v 5.2 short circuit current (i sc ) +v s = 5.0v 22 23 ma supply voltage 1.4 5.5 v +v s = 1.4v 550 +v s = 2.5v 610 quiescent current/amplifier (i q ) +v s = 5.0v 670 1500 na
670na, quad rail-to-rail i/o operational amplifier 4 SGM8044 sg micro corp www.sg-micro.com electrical characteristics +v s = +1.4v to +5.0v, -v s = gnd, t a = +25c, v cm = +v s /2, v out +v s /2 and r l = 1m ? to +v s /2, c l = 60pf (1) , unless otherwise noted. parameter conditions min typ max units ac electrical characteristics +v s = 1.4v 13.5 +v s = 2.5v 14.5 gain-bandwidth product (gbp) +v s = 5.0v 15 khz +v s = 1.4v, v out = 1v step 3.0 +v s = 2.5v, v out = 1v step 3.1 slew rate (sr) +v s = 5.0v, v out = 2v step 3.4 v/ms phase margin (pm) +v s = 1.4v to 5.5v 60 +v s = 1.4v, f = 0.1hz to 10hz 3.5 +v s = 2.5v, f = 0.1hz to 10hz 3.4 input voltage noise (e n p-p) +v s = 5.0v, f = 0.1hz to 10hz 3.2 v p-p +v s = 1.4v, f = 1khz 205 +v s = 2.5v, f = 1khz 185 input voltage noise density (e n ) +v s = 5.0v, f = 1khz 190 nv/ hz note1: refer to figure 1 and figure 2. test circuits the test circuits used for the dc and ac tests are shown in figur e 1 and figure 2. the bypass capacitors are laid out according to the rules discussed in ?supply bypass? . SGM8044 + r f v out +v s r l c l 1 f 0.1 f r g r n +v s /2 v in +v s /2 1 4 figure 1. ac and dc test circuit for most non-inverting gain conditions. SGM8044 + r f v out +v s r l c l 1f 0.1f r g r n +v s /2 v in +v s /2 1 4 figure 2. ac and dc test circuit for most inverting gain conditions.
670na, quad rail-to-rail i/o operational amplifier 5 sg micro corp www.sg-micro.com SGM8044 typical performance characteristics t a = +25c, +v s = +1.4v to +5.0v, -v s = gnd, v cm = +v s /2, v out +v s /2 and r l = 1m ? to +v s /2, c l = 60pf, unless otherwise noted. large signal inverting pulse response time (5ms/div) v out (1v/div) v s = 5.0v r l = 50k ? c l = 60pf a v = -1 small signal inverting pulse response time (5ms/div) v out (10mv/div) c l = 60pf r l = 50k ? a v = -1 no phase reversal -4 -3 -2 -1 0 1 2 3 4 time (5ms/div) input, output voltage (v) v out v in large signal non-inverting pulse response time (5ms/div) v out (1v/div) v s = 5.0v r l = 50k ? c l = 60pf a v = +1 small signal non-inverting pulse response time (5ms/div) v out (10mv/div) c l = 60pf r l = 50k ? a v = +1 slew rate vs. temperature 0 1 2 3 4 5 6 -50-25 0 255075100 temperature ( ) slew rate (v/ms) v s = 5.5v v s = 1.4v low to high high to low
670na, quad rail-to-rail i/o operational amplifier 6 sg micro corp www.sg-micro.com SGM8044 typical performance characteristics t a = +25c, +v s = +1.4v to +5.0v, -v s = gnd, v cm = +v s /2, v out +v s /2 and r l = 1m ? to +v s /2, c l = 60pf, unless otherwise noted. offset voltage production distribution at +5v 0 10 20 30 40 50 60 70 80 90 -3 -2 -1 0 1 2 3 offset voltage (mv) percentage of amplifiers (%) 15420 samples v cm = +v s /2 offset voltage production distribution at +1.4v 0 10 20 30 40 50 60 70 80 90 -3 -2 -1 0 1 2 3 offset voltage (mv) percentage of amplifiers (%) 15420 samples v cm = +v s /2
670na, quad rail-to-rail i/o operational amplifier 7 sg micro corp www.sg-micro.com SGM8044 package outline dimensions soic-14 dimensions in millimeters dimensions in inches symbol min mod max min mod max a 1.35 1.75 0.053 0.069 a1 0.10 0.25 0.004 0.010 a2 1.25 1.65 0.049 0.065 a3 0.55 0.75 0.022 0.030 b 0.36 0.49 0.014 0.019 d 8.53 8.73 0.336 0.344 e 5.80 6.20 0.228 0.244 e1 3.80 4.00 0.150 0.157 e 1.27 bsc 0.050 bsc l 0.45 0.80 0.018 0.032 l1 1.04 ref 0.040 ref l2 0.25 bsc 0.01 bsc r 0.07 0.003 r1 0.07 0.003 h 0.30 0.50 0.012 0.020 0 8 0 8 recommended land pattern (unit: mm) d e1 e l1 l2 a 3 a a 2 5.2 1.27 0.6 2.2 e b a 1 index 0.80.1 dep 0.20.1 2.00.1 btm e-mark dep 0.10.05 l h h r r1
670na, quad rail-to-rail i/o operational amplifier 8 sg micro corp www.sg-micro.com SGM8044 package outline dimensions tssop-14 e e1 d b a a1 a2 l c h e recommended land pattern (unit: mm) 5.94 0.42 1.78 0.65 dimensions in millimeters dimensions in inches symbol min max min max a 1.100 0.043 a1 0.050 0.150 0.002 0.006 a2 0.800 1.000 0.031 0.039 b 0.190 0.300 0.007 0.012 c 0.090 0.200 0.004 0.008 d 4.900 5.100 0.193 0.201 e 4.300 4.500 0.169 0.177 e1 6.250 6.550 0.246 0.258 e 0.650 bsc 0.026 bsc l 0.500 0.700 0.02 0.028 h 0.25 typ 0.01 typ 1 7 1 7
670na, quad rail-to-rail i/o operational amplifier 9 sg micro corp www.sg-micro.com SGM8044 tape and reel information note: the picture is only for reference. please make the object as the standard. key parameter list of tape and reel package type reel diameter reel width w1 (mm) a0 (mm) b0 (mm) k0 (mm) p0 (mm) p1 (mm) p2 (mm) w (mm) pin1 quadrant soic-14 13 16.4 6.6 9.3 2.1 4.0 8.0 2.0 16.0 q1 tssop-14 13 12.4 6.95 5.6 1.2 4.0 8.0 2.0 12.0 q1 reel width (w1) reel diameter reel dimensions tape dimensions direction of feed p2 p0 w p1 a0 k0 b0 q1 q2 q4 q3 q3 q4 q2 q1 q3 q4 q2 q1
670na, quad rail-to-rail i/o operational amplifier 10 sg micro corp www.sg-micro.com SGM8044 carton box dimensions note: the picture is only for reference. please make the object as the standard. key parameter list of carton box reel type length (mm) width (mm) height (mm) pizza/carton 13 386 280 370 5
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