ADA4004-4_07 AD [Analog Devices], ADA4004-4_07 Datasheet

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ADA4004-4_07

Manufacturer Part Number
ADA4004-4_07
Description
1.8 nV/?Hz, 36 V Precision Quad Amplifier
Manufacturer
AD [Analog Devices]
Datasheet
FEATURES
Very low voltage noise: 1.8 nV/√Hz
Low input bias current: 100 nA maximum
Offset voltage: 100 μV 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-lead, 4 mm × 4 mm LFCSP package featuring 40 μV offset,
0.7 μV/°C drift, 12 MHz bandwidth, and low 1.7 mA per
amplifier supply current.
The ADA4004-4 is designed on the high performance iPolar™
process, enabling improvements such as reduced noise and
power consumption, increased speed and stability, and 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 per 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 and the 14-lead, narrow SOIC,
RoHS compliant, surface-mount packages. Operation is fully
specified from ±5 V to ±15 V from −40°C to +125°C.
Rev. B
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.
1.8 nV/√Hz, 36 V Precision Quad Amplifier
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
OUT B
OUT A
+IN A
+IN B
–IN B
–IN A
–IN A
+IN A
+IN B
V+
V
PIN CONFIGURATIONS
©2006–2007 Analog Devices, Inc. All rights reserved.
CC 3
1
2
3
4
5
6
7
1
2
4
Figure 1. 16-Lead LFCSP
Figure 2. 14-Lead SOIC
NC = NO CONNECT
ADA4004-4
(CP-16-4 Suffix)
(Not to Scale)
ADA4004-4
(Not to Scale)
16
TOP VIEW
(R-14 Suffix)
5
TOP VIEW
15
6
14
7
13
8
ADA4004-4
14
13
12
11
10
9
8
12
11
10
9
OUT D
–IN D
+IN D
V–
+IN C
–IN C
OUT C
–IN D
+IN D
VEE
+IN C
www.analog.com

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ADA4004-4_07 Summary of contents

Page 1

... Industrial control Thermocouples and RTDs Reference buffers GENERAL DESCRIPTION The ADA4004 1.8 nV/√Hz precision quad amplifier in a 16-lead × LFCSP package featuring 40 μV offset, 0.7 μV/°C drift, 12 MHz bandwidth, and low 1.7 mA per amplifier supply current. The ADA4004-4 is designed on the high performance iPolar™ ...

Page 2

... ADA4004-4 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 General Description ......................................................................... 1 Pin Configurations ........................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 REVISION HISTORY 11/07—Rev Rev. B Changed ..............................................................Universal S SY Changes to General Description .................................................... 1 Changes to Supply Current per Amplifier .................................... 3 Changes to Open-Loop Gain .......................................................... 4 Changes to Supply Current per Amplifier .................................... 4 Changes to Figure 10, Figure 11, Figure 13, and Figure 14......... 7 Changes to Figure 26 ...

Page 3

... I SY −40°C ≤ T ≤ +125° kΩ to ground L GBP kHz 200 Hz n Rev Page ADA4004-4 Min Typ Max Unit 40 140 μV 300 μ 165 100 nA −3.5 +3.5 V ...

Page 4

... ADA4004-4 = ± 25°C, unless otherwise specified Table 2. Parameter INPUT CHARACTERISTICS Offset Voltage Input Bias Current Input Offset Current Input Voltage Range Common-Mode Rejection Ratio Open-Loop Gain Offset Voltage Drift OUTPUT CHARACTERISTICS Output Voltage High Output Voltage Low ...

Page 5

... V or +36 V ±V supply Table 4. ±V supply Package Type Indefinite 14-Lead SOIC (R-14) −65°C to +150°C 16-Lead LFCSP (CP-16-4) −40°C to +125°C −65°C to +150°C ESD CAUTION 300°C Rev Page ADA4004-4 θ θ Unit JA JC 120 36 °C/W 44 31.5 °C/W ...

Page 6

... Figure 6. Number of Amplifiers vs. TCV 250 200 150 100 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 TCV (µV°C) OS Figure 7. Number of Amplifiers vs. TCV ±15V ± –40 – 100 TEMPERATURE (°C) Figure 8. Input Bias Current vs. Temperature ADA4004 ±15V SY 0 ADA4004 ± ADA4004-4 150 ...

Page 7

... Rev Page ADA4004 ±15V ± – 100 TEMPERATURE (°C) Figure 12. Supply Current vs. Temperature ±15V ± 100 TEMPERATURE (° ...

Page 8

... –10 10k 100k 1M FREQUENCY (Hz) Figure 16. Closed-Loop Gain vs. Frequency 1k 100 G = +100 10 1 0.1 10 100 1k 10k 100k FREQUENCY (Hz) Figure 17. Output Impedance vs. Frequency ADA4004 2kΩ L –10 100 150 V = ±5V SY 100 10M 100M V = ± + 10M 100M Rev Page ...

Page 9

... V = ± 100 0.01 Figure 26. Small-Signal Overshoot vs. Capacitive Load Rev Page ADA4004 ±15V, ± 50mV IN 1k 10k 100k 1M FREQUENCY (Hz) Figure 24. CMRR vs. Frequency V = ±15V 0 (mA) LOAD Figure 25. Output Voltage vs. Current Load = ± ...

Page 10

... ±15V SY 1 Rev Page ADA4004 ±15V 1nF TIME (10µs/DIV) Figure 30. Large-Signal Transient Response ADA4004 ± 1nF TIME (100µs/DIV) Figure 31. Small-Signal Transient Response ADA4004 ±5V SY TIME (1s/DIV) Figure 32. Voltage Noise (0 Hz) ...

Page 11

... ADA4004 ±15V, ± 100 FREQUENCY (Hz) Figure 35. Current Noise Density vs. Frequency 10kΩ V– V– 1/2 1 ADA4004-4 ADA4004 – ADA4004 ±15V, ± 50mV IN 1k 10k 100k 1M 10M FREQUENCY (Hz) Figure 36. Channel Separation vs. Frequency 1k 100Ω 100M ...

Page 12

... ADA4004-4ACPZ-RL −40°C to +125°C 1 ADA4004-4ARZ −40°C to +125°C 1 ADA4004-4ARZ-R7 −40°C to +125°C 1 ADA4004-4ARZ-RL −40°C to +125° RoHS Compliant Part. ©2006–2007 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. ...

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