rev. d a cmp04 information furnished by analog devices is believed to be accurate and reliable. however, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. no license is granted by implication or otherwise under any patent or patent rights of analog devices. trademarks and registered trademarks are the property of their respective companies. one technology way, p.o. box 9106, norwood, ma 02062-9106, u.s.a. tel: 781/329-4700 www.analog.com fax: 781/326-8703 ? 2003 analog devices, inc. all rights reserved. quad low power, precision comparator features high gain: 200 v/mv typ single- or dual-supply operation input voltage range includes ground low power consumption (1.5 mw/comparator) low input bias current: 100 na max low input offset current: 10 na max low offset voltage: 1 mv max low output saturation voltage: 250 mv @ 4 ma logic output compatible with ttl, dtl, ecl, mos, and cmos directly replaces lm139/lm239/lm339 comparators general description four precision independent comparators comprise the cmp04. performance highlights include a very low offset voltage, low output saturation voltage, and high gain in a single-supply de sign. the input voltage range includes ground for single- sup ply operation and v?for split supplies. a low power supply current of 2 ma, which is independent of supply voltage, makes this the preferred comparator for precision applications requir ing minimal power consumption. maximum logic inter- face flexibility is offered by the open-collector ttl output. q3 q2 100 a 3.5 a 3.5 a 100 a q8 +input * output q4 q7 * ?nput q6 q5 q1 v+ * substrate diodes figure 1. simplified schematic (1/4 cmp04) pin connections 14-lead soic 14 13 12 11 10 9 8 1 2 3 4 5 6 7 cmp04 1 4 3 2 out 2 out 3 out 1 v+ in 1 in 1+ in 2 in 2+ out 4 gnd in 4+ in 4 in 3+ in 3 typical interface 5.0 1/4 cmp04 3 12 100k 1/4 cd4011 figure 2a. driving cmos 5.0 1/4 cmp04 3 12 10k 1/4 sn7400 figure 2b. driving ttl
rev. d e2e cmp04especifications parameter symbol conditions min typ max unit input offset voltage v os r s = 0 ? ? ? ? ? ? ? ?
rev. d e3e cmp04 cmp04f 1 parameter symbol conditions min typ max unit input offset voltage v os r s = 0 ? ? ? ? ? ? ? ?
rev. d ? cmp04 typical performance characteristics temperature ( c) v os ?offset voltage (mv) 0.3 ?0 0 0.2 0.1 0 ?.1 ?.2 ?.3 ?0 20 40 60 80 100 120 140 ?0 tpc 1. offset voltage vs. temperature temperature ( c) a v ?voltage gain (v/mv) 160 ?0 0 110 100 90 80 70 60 ?0 20 40 60 80 100 120 140 ?0 150 140 130 120 tpc 4. voltage gain vs. temperature v+ ?supply voltage (v dc ) i b ?input bias current (na) 80 515 60 40 20 0 10 20 25 30 35 40 0 t a = 0 c t a = +25 c/70 c tpc 2. input bias current vs. v+ and temperature supply voltage (v dc ) 1.1 515 0.9 0.3 0.1 10 20 25 30 35 40 0 t a = 0 c t a = +25 c supply current (ma) 0.5 0.7 t a = +70 c tpc 5. supply current vs. supply voltage temperature ( c) i os ?input offset current (na) 3.0 ?0 0 2.0 1.0 0 ?.0 ?.0 ?.0 ?0 20 40 60 80 100 120 140 ?0 tpc 3. input offset current vs. temperature i o ?output sink current (ma) v ol ?saturation voltage (v dc ) 10 1.0 0.1 0.01 0.001 0.1 1.0 10 100 0.01 t a = +25 c out of saturation tpc 6. output voltage vs. output current and temperature time ( s) 6.0 5.0 ?0 ?00 0.5 1.0 1.5 2.0 0 20mv t a = 25 c output voltage v o (v) 0 4.0 3.0 2.0 1.0 0 input voltage v in (mv) 100mv input overdrive = 5.0mv v in 5.1k v out 5v dc tpc 7. response time for various input overdrives?egative transition time ( s) 6.0 5.0 ?0 ?00 0.5 1.0 1.5 2.0 0 20mv t a = 25 c output voltage v o (v) 0 4.0 3.0 2.0 1.0 0 input voltage v in (mv) 5mv input overdrive = 100mv v in 5.1k v out 5v dc tpc 8. response time for various input overdrives?ositive transition
rev. d cmp04 e5e typical applications v+ 1/4 cmp04 6.2k v o strobe input * * or logic without pullup resistor figure 4. output strobing r s +v ref high 1/4 cmp04 1/4 cmp04 +v ref low 2r s 2r s +v in figure 5. limit comparator 10k +v ref 1/4 cmp04 +v in v o 10m 3k v+ figure 6. noninverting comparator with hysteresis 1m v+ 1/4 cmp04 +v in v o 1m 3k v+ 1m figure 7. inverting comparator with hysteresis 100k v+ 1/4 cmp04 v o 100k 4.3k v+ 100k v+ 0 f = 186khz 75pf 100k figure 8. square wave oscillator 1n914 1/4 cmp04 v o 5.1k v+ 100k v in1 100k v in2 figure 9. comparing input voltages of opposite polarity
rev. d cmp04 e6e +v in 1/4 cmp04 v o v+ v+ 0 t 0 t 1 pw 1ms 0.01 f 1m 1m 1n914 1m 1n914 100pf v+ 0 t 0 10k figure 10. one-shot multivibrator 1/4 cmp04 v+ f 39k 1k a 100k 3k 1k 0.375v 100k 100k b c 1 = a b c v+ 0 01 figure 11. and gate +v in 1/4 cmp04 v o v+ v+ 0 t 0 t 1 t t = 0.3ms 1m 100k 4v 0 1s 10m 100pf 1m 560k 1/4 cmp04 10m 15k 240k 62k 100k figure 14. one-shot multivibrator with input lockout 1/4 cmp04 v+ v+ 0 t 0 t 1 t 2 15k d2 1n914 80pf r2 100k d1 1n914 r1 1m 1m 1m 1m v+ for large ratios of r1/r2, d1 can be omitted. figure 12. pulse generator 1/4 cmp04 v+ f 200k 1k a 100k v+ 0 3k 1k 0.075v 100k 100k b c 1 = a + b + c 01 figure 13. or gate
rev. d cmp04 ? +v in v+ v+ 0 t 0 t 3 input gating signal v+ 0 t 0 t 4 10k 51k c1 0.001 f 1/4 cmp04 10m 3.0k 200k v o3 10k v3 51k 1/4 cmp04 10m 3.0k 10k v+ v o2 51k 1/4 cmp04 10m 3.0k 10k v+ v o1 10k 1/4 cmp04 v+ 0 t 0 t 2 v+ 0 t 0 t 1 15k v+ v3 v2 v1 0 v c1 t 0 t 4 t 1 t 2 t 3 v2 v1 figure 15. time delay generator
? c00266? ?/03(d) rev. d outline dimensions 14-lead standard small outline package [soic] narrow body (r-14) dimensions shown in millimeters and (inches) controlling dimensions are in millimeters; inch dimensions (in parentheses) are rounded-off millimeter equivalents for reference only and are not appropriate for use in design coplanarity 0.10 14 8 7 1 6.20 (0.2441) 5.80 (0.2283) 4.00 (0.1575) 3.80 (0.1496) 8.75 (0.3445) 8.55 (0.3366) 1.27 (0.0500) bsc seating plane 0.25 (0.0098) 0.10 (0.0039) 0.51 (0.0201) 0.33 (0.0130) 1.75 (0.0689) 1.35 (0.0531) 8 0 0.50 (0.0197) 0.25 (0.0098) 45 1.27 (0.0500) 0.40 (0.0157) 0.25 (0.0098) 0.19 (0.0075) compliant to jedec standards ms-012ab revision history location page 3/03?ata sheet changed from rev. c to rev. d. renumbered tpcs and figures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . global deletion of 14-lead cerdip and 14-lead pdip information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . global changes to features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 changes to pin connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 changes to absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 changes to ordering guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 changes to electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 removal of dice characteristics, wafer test limits, and typical electrical characteristics sections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 changes to tpcs 2, 5, and 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 updated outline dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 cmp04
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