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1.8 nv/hz, 36 v precision quad amplifier ada4004-4 rev. a 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. specifications subject to change without notice. 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 owners. one technology way, p.o. box 9106, norwood, ma 02062-9106, u.s.a. tel: 781.329.4700 www.analog.com fax: 781.461.3113 ?2006 analog devices, inc. all rights reserved. features very low voltage noise: 1.8 nv/ hz low input bias current: 100 na maximum offset voltage: 100 v maximum high gain: 120 db wide bandwidth: 12 mhz 5 v to 15 v operation applications precision instrumentation filter blocks microphone preamplifier industrial control thermocouples and rtds reference buffers general description the ada4004-4 is a 1.8 nv/hz precision quad amplifier in a 16 mm2 lfcsp_vq package featuring 40 v offset, 0.7 v/oc drift, 12 mhz bandwidth, and low 1.7 ma/amplifier supply current. the ada4004-4 is designed on the high performance i polar? process, enabling improvements such as reduced noise and power consumption, increased speed and stability, and a smaller footprint size. novel design techniques enable the ada4004-4 to achieve 1.8 nv/hz voltage noise density and a low 6 hz 1/f noise corner frequency while consuming just 1.7 ma/amplifier. the small package saves board space, reduces cost, and improves layout flexibility. applications for these amplifiers include high precision controls, pll filters, high performance precision filters, medical and analytical instrumentation, precision power supply controls, ate, and data acquisition systems. the high performance ada4004-4 is offered in the very small 16-lead, 4 mm 4 mm lfcsp_vq and the 14-lead, narrow soic_n, lead-free, surface-mount packages. operation is fully specified from 5 v to 15 v from ?40c to +125c. pin configurations 05604-090 nc = no connect top view (not to scale) ada4004-4 ?in a 1 +in a 2 v cc 3 +in b 4 ?in d 12 +in d 11 vee 10 +in c 9 ?in b 5 out b 6 out c 7 ?in c 8 nc 16 out a 15 out d 14 nc 13 figure 1. 16-lead lfcsp_vq (cp-16-4 suffix) 05604-091 1 out a out d 14 2 ?in a ?in d 13 3 +in a +in d 12 4 v+ v? 11 5 +in b +in c 10 6 ?in b ?in c 9 7 out b out c 8 ada4004-4 top view (not to scale) figure 2. 14-lead soic_n (r-14 suffix)
ada4004-4 rev. a | page 2 of 12 table of contents features .............................................................................................. 1 applications....................................................................................... 1 general description ......................................................................... 1 pin configurations ........................................................................... 1 revision history ............................................................................... 2 specifications..................................................................................... 3 absolute maximum ratings ............................................................5 thermal resistance .......................................................................5 esd caution...................................................................................5 typical performance characteristics ..............................................6 outline dimensions ....................................................................... 12 ordering guide .......................................................................... 12 revision history 7/06rev . 0 to rev. a changes to table 4............................................................................ 5 updated outline dimensions ....................................................... 12 changes to ordering guide .......................................................... 12 1/06revision 0: initial version
ada4004-4 rev. a | page 3 of 12 specifications v s = 5.0 v, v cm = 0 v, t a = +25c, unless otherwise specified. table 1. parameter symbol conditions min typ max unit input characteristics offset voltage v os 40 140 v ?40c t a +125c 300 v input bias current i b 40 85 na ?40c t a +125c 165 na input offset current i os 40 85 na ?40c t a +125c 100 na input voltage range ?3.5 +3.5 v common-mode rejection ratio cmrr v cm = ?3.0 v to +3.0 v 105 111 db ?40c t a +125c 95 110 db open-loop gain a vo r l = 2 k, v o = ?2.5 v to +2.5 v 250 400 v/mv ?40c t a +125c 170 v/mv offset voltage drift v os / t ?40c t a +125c 0.7 1 v/c output characteristics output voltage high v oh r l = 2 k to ground 3.7 3.9 v ?40c t a +125c 3.4 3.6 v output voltage low v ol r l = 2 k to ground ?3.6 ?3.55 v ?40c t a +125c ?3.6 ?3.5 v short circuit limit i sc 25 ma ?40c t a +125c ma output current i o v out = 3.6 v 10 ma power supply power supply rejection ratio psrr v s = 5.0 v to 15.0 v 110 118 db ?40c t a +125c 110 db supply current/amplifier i sy 1.7 ma ?40c t a +125c 2.0 ma dynamic performance slew rate sr r l = 2 k to ground 2.7 v/s gain bandwidth product gbp 12 mhz noise performance voltage noise e n p-p 0.1 hz to 10 hz 0.1 v p-p voltage noise density e n f = 1 khz 1.8 nv/ hz current noise density i n f = 10 hz 3.5 pa/ hz current noise density i n f = 200 hz 1.2 pa/ hz
ada4004-4 rev. a | page 4 of 12 v s = 15 v, v cm = 0 v, t a = +25c, unless otherwise specified. table 2. parameter symbol conditions min typ max unit input characteristics offset voltage v os 40 125 v ?40c t a +125c 270 v input bias current i b 40 90 na ?40c t a +125c 165 na input offset current i os 60 na ?40c t a +125c 100 na input voltage range ?12.5 +12.5 v common-mode rejection ratio cmrr v cm = ?12.5 v to +12.5 v 110 113 db ?40c t a +125c 100 104 db open-loop gain a vo r l = 2 k , v o = ?12.5 v to +12.5 v 500 1200 v/mv ?40c t a +125c 250 500 v/mv offset voltage drift v os / t ?40c t a +125c 0.7 1 v output characteristics output voltage high v oh r l = 2 k to ground 13.4 13.6 v ?40c t a +125c 13.1 13.3 v output voltage low v ol r l = 2 k to ground ?13.3 ?13.2 v ?40c t a +125c ?13.25 ?13.18 v short circuit limit i sc 25 ma output current i o v out = 13.6 v 10 ma power supply power supply rejection ratio psrr v s = 5.0 v to 15.0 v 110 118 db ?40c t a +125c 110 db supply current/amplifier i sy 1.775 ma ?40c t a +125c 2.10 ma dynamic performance slew rate sr r l = 2 k to ground 2.7 v/s gain bandwidth product gbp 12 mhz noise performance voltage noise e n p-p 0.1 hz to 10 hz 0.15 v p-p voltage noise density e n f = 1 khz 1.8 nv/ hz current noise density i n f = 10 hz 3.5 pa/ hz current noise density i n f = 200 hz 1.2 pa/ hz
ada4004-4 rev. a | page 5 of 12 absolute maximum ratings table 3. parameter rating supply voltage 18 v/+36 v input voltage v supply differential input voltage v supply output short-circuit duration to gnd indefinite storage temperature range ?65c to +150c operating temperature range ?40c to +125c junction temperature range ?65c to +150c lead temperature (soldering 60 sec) 300c stresses above those listed under absolute maximum ratings may cause permanent damage to the device. this is a stress rating only; functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied. exposure to absolute maximum rating conditions for extended periods may affect device reliability. thermal resistance ja is specified for the worst-case conditions, that is, a device soldered in circuit board for surface-mount packages. table 4. package type ja jc unit 14-lead soic_n (r-14) 120 36 c/w 16-lead lfcsp_vq (cp-16-4) 44 31.5 c/w esd caution esd (electrostatic discharge) sensitive device. electros tatic charges as high as 4000 v readily accumulate on the human body and test equipment and can discharge wi thout detection. although this product features proprietary esd protection circuitry, permanent dama ge may occur on devices subjected to high energy electrostatic discharges. therefore, proper esd pr ecautions are recommended to avoid performance degradation or loss of functionality.
ada4004-4 rev. a | page 6 of 12 typical performance characteristics 250 200 150 100 50 0 ?55 ?35 ?15 5 25 45 65 85 105 05604-001 number of amplifiers v os (v) ada4004-4 v s = 15v figure 3. number of amplifiers vs. input offset voltage 180 160 140 120 100 80 60 40 20 0 ?30 114988266 5034 18 2 ?14 05604-003 number of amplifiers v os (v) ada4004-4 v s = 5v figure 4. number of amplifie rs vs. input offset voltage 120 80 40 0 ?50 150 100 50 0 05604-005 v os (v) temperature (c) ada4004-4 v s = 5v v s = 15v figure 5. input offset voltage vs. temperature 300 250 200 150 100 50 0 01 0.9 0.80.7 0.6 0.50.4 0.3 0.20.1 05604-002 number of amplifiers tcv os (v/c) . 0 ada4004-4 v s = 15v figure 6. number of amplifiers vs. tcv os 250 200 150 100 50 0 01 1.00.90.80.70.60.50.40.30.20.1 05604-004 number of amplifiers tcv os (vc) . 1 ada4004-4 v s = 5v figure 7. number of amplifiers vs. tcv os 80 40 0 ?40 ?50 150 100 50 0 05604-006 i b (na) temperature (c) ada4004-4 v s = 5v v s = 15v figure 8. input bias current vs. temperature
ada4004-4 rev. a | page 7 of 12 30 25 20 15 10 5 05604-007 supply current (ma) supply voltage (v) 8 7 6 5 4 3 2 1 0 03 5 8 6 7 5 4 ?50 150 100 50 0 05604-008 i sy (ma) temperature (c) v s = 5v v s = 15v figure 9. supply current vs. total supply voltage 15 13 11 9 7 5 3 ?50 150 100 50 0 05604-009 v oh (v) temperature (c) v s = 5v v s = 15v ada4004-4 r l = 2k ? figure 10. v oh vs. temperature 100 80 60 40 20 0 ?40 ?20 1k 100m 10m 1m 100k 10k 05604-011 gain and phase frequency (hz) v s = 15v bw = 15mhz r l = 10m ? c l = 20pf m = 50 figure 11. gain and phase vs. frequency figure 12. supply current vs. temperature ? 3 ?5 ?7 ?9 ?11 ?13 ?15 ?50 150 100 50 0 05604-010 v ol (v) temperature (c) v s = 5v v s = 15v ada4004-4 r l = 2k ? figure 13. v ol vs. temperature 100 80 60 40 20 0 ?40 ?20 1k 100m 10m 1m 100k 10k 05604-012 open-loop gain and phase frequency (hz) v s = 5v bw = 12.2mhz r l = 10m ? c l = 20pf m = 52.9 figure 14. open-loop gain and phase vs. frequency
ada4004-4 rev. a | page 8 of 12 1600 1200 800 400 0 ?50 150 100 50 0 05604-013 open-loop gain (v/mv) temperature (c) ada4004-4 r l = 2k ? v s = 5v v s = 15v figure 15. open-loop gain vs. temperature 50 40 30 20 10 ?10 0 10k 100m 10m 1m 100k 05604-015 closed-loop gain (db) frequency (hz) v s = 5v g = +1 g = +10 g = +100 figure 16. closed-loop gain vs. frequency 1k 100 10 1 0.1 10 1k 100 100m 10m 1m 100k 10k 05604-017 r out ( ? ) frequency (hz) v s = 5v g = +100 g = +10 g = +1 figure 17. output im pedance vs. frequency 50 40 30 20 10 ?10 0 10k 100m 10m 1m 100k 05604-014 closed-loop gain (db) frequency (hz) v s = 15v g = +1 g = +10 g = +100 figure 18. closed-loop gain vs. frequency 1k 100 10 1 0.1 10 1k 100 100m 10m 1m 100k 10k 05604-016 r out ( ? ) frequency (hz) v s = 15v g = +100 g = +10 g = +1 figure 19. output im pedance vs. frequency 120 100 80 60 40 0 20 10 1k 100 10m 1m 100k 10k 05604-018 psrr (db) frequency (hz) ?psrr +psrr v s = 15v, 5v v in = 50mv figure 20. psrr vs. frequency
ada4004-4 rev. a | page 9 of 12 126 122 118 114 110 106 ?50 150 100 50 0 05604-019 psrr (db) temperature (c) ada4004-4 v s = 15v, 5v figure 21. psrr. vs. temperature 140 120 100 80 ?50 150 100 50 0 05604-021 cmrr (db) temperature (c) ada4004-4 v s = 5v v s = 15v figure 22. cmrr vs. temperature 10 1 0.1 0.01 100 10 1 0.1 05604-023 v out (v) i load (ma) v ol v oh v s = 5v figure 23. output voltage vs. current load 120 100 80 60 40 0 20 100 10k 1k 10m 1m 100k 05604-020 cmrr (db) frequency (hz) v s = 15v, 5v v in = 50mv figure 24. cmrr vs. frequency 10 1 0.1 0.01 100 10 1 0.1 05604-022 v out (v) i load (ma) v ol v oh v s = 15v figure 25. output voltage vs. current load 60 50 40 30 20 10 0 02 2.0 1.5 1.0 0.5 05604-024 overshoot (%) c load (nf) ?os +os . 5 v s = 15v v in = 50mv figure 26. small signal overshoot vs. capacitive load
ada4004-4 rev. a | page 10 of 12 2.0 1.5 1.0 0.5 05604-025 overshoot (%) c load (nf) ?os +os 60 50 40 30 20 10 0 02 v s = 5v v in = 50mv . 5 figure 27. small signal overshoot vs. capacitive load 05604-027 2 t ada4004-4 v s = 15v c l = 1nf gain = +1 time (100s/div) voltage (50mv/div) figure 28. small signal transient response 05604-029 1 t time (400s/div) voltage (2v/div) v s = 15v v in v out figure 29. no phase reversal 05604-026 2 t ada4004-4 v s = 15v c l = 1nf gain = +1 time (10s/div) voltage (1v/div) figure 30. large signal transient response 05604-028 2 t ada4004-4 v s = 5v c l = 1nf gain = +1 time (100s/div) voltage (50mv/div) figure 31. small signal transient response 05604-030 1 ada4004-4 v s = 5v time (1s/div) noise (50nv/div) figure 32. voltage noise (0.1 hz to 10 hz)
ada4004-4 rev. a | page 11 of 12 100 10 1 0.1 0.1 1k 100 10 1 05604-033 current noise density (pa/ hz) frequency (hz) v s = 15v v s = 5v 05604-031 1 ada4004-4 v s = 15v time (1s/div) voltage (50nv/div) figure 35. current noise density vs. frequency figure 33. voltage noise (0.1 hz to 10 hz) 4 6 5 8 v+ v? v1 50mv 7 + ? 1/2 ada4004-4 1/2 ada4004-4 1 4 2 3 8 v+ v? 10k? 100 ? 0 ?50 ?100 ?150 100 100m 10m 1m 100k 10k 1k 05604-034 channel separation (db) frequency (hz) ada4004-4 v s = 15v v s = 5v v in = 50mv 10 1 0.1 1k 100 10 1 05604-032 voltage noise density (nv/ hz) frequency (hz) ada4004-4 v s = 15v v s = 5v figure 36. channel separation vs. frequency figure 34. voltage noise density vs. frequency
ada4004-4 rev. a | page 12 of 12 outline dimensions 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. compliant to jedec standards ms-012-ab 060606-a 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) 0.31 (0.0122) 1.75 (0.0689) 1.35 (0.0531) 0.50 (0.0197) 0.25 (0.0098) 1.27 (0.0500) 0.40 (0.0157) 0.25 (0.0098) 0.17 (0.0067) coplanarity 0.10 8 0 45 figure 37. 14-lead standard small outline package [soic_n] narrow body (r-14) dimensions shown in millimeters and (inches) 16 5 13 8 9 12 1 4 1.95 bsc pin 1 indicato r top view 4.00 bsc sq 3.75 bsc sq coplanarity 0.08 exposed pad (bottom view) compliant to jedec standards mo-220-vggc 12 max 1.00 0.85 0.80 seating plane 0.30 0.23 0.18 0.80 max 0.65 typ 0.05 max 0.02 nom 0.20 ref 0.65 bsc 0.60 max 0.60 max pin 1 indicator 0.75 0.60 0.50 0.25 min 2.25 2.10 sq 1.95 figure 38. 16-lead lead frame chip scale package [lfcsp_vq] 4 mm x 4 mm body, very thin quad (cp-16-4) dimensions shown in millimeters ordering guide model temperature range package description package option ?40c to +125c 16-lead lead frame chip scale package [lfcsp_vq] cp-16-4 ada4004-4acpz-r2 1 ?40c to +125c 16-lead lead frame chip scale package [lfcsp_vq] cp-16-4 ada4004-4acpz-r7 1 ?40c to +125c 16-lead lead frame chip scale package [lfcsp_vq] cp-16-4 ADA4004-4ACPZ-RL 1 ada4004-4arz 1 ?40c to +125c 14-lead standard small outline package [soic_n] r-14 ada4004-4arz-r7 1 ?40c to +125c 14-lead standard small outline package [soic_n] r-14 ada4004-4arz-rl 1 ?40c to +125c 14-lead standard small outline package [soic_n] r-14 1 z = pb-free part. ?2006 analog devices, inc. all rights reserved. trademarks and registered trademarks are the property of their respective owners. d05577-0-7/06(a)

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