AD8599 Analog Devices, AD8599 Datasheet

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AD8599

Manufacturer Part Number
AD8599
Description
Ultralow Distortion, Ultralow Noise Op Amp (Dual)
Manufacturer
Analog Devices
Datasheet

Specifications of AD8599

-3db Bandwidth
10MHz
Slew Rate
16.8V/µs
Vos
10µV
Ib
25nA
# Opamps Per Pkg
2
Input Noise (nv/rthz)
1.15nV/rtHz
Vcc-vee
9V to 30V
Isy Per Amplifier
5.7mA
Packages
SOIC

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD8599ARZ
Manufacturer:
Analog Devices Inc
Quantity:
1 845
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AD
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Part Number:
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FEATURES
Low noise: 1.1 nV/√Hz at 1 kHz
Low distortion: −120 dB THD @ 1 kHz
Input noise, 0.1 Hz to 10 Hz: <76 nV p-p
Slew rate: 14 V/μs
Wide bandwidth: 10 MHz
Supply current: 4.8 mA/amp typical
Low offset voltage: 10 μV typical
CMRR: 120 dB
Unity-gain stable
±15 V operation
APPLICATIONS
Professional audio preamplifiers
ATE/precision testers
Imaging systems
Medical/physiological measurements
Precision detectors/instruments
Precision data conversion
GENERAL DESCRIPTION
The AD8597/AD8599 are very low noise, low distortion opera-
tional amplifiers ideal for use as preamplifiers. The low noise of
1.1 nV/√Hz and low harmonic distortion of −120 dB (or better)
at audio bandwidths give the AD8597/AD8599 the wide dynamic
range necessary for preamplifiers in audio, medical, and instru-
mentation applications. The excellent slew rate of 14 V/μs and
10 MHz gain bandwidth make them highly suitable for medical
applications. The low distortion and fast settling time make
them ideal for buffering of high resolution data converters.
Rev. C
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.
Distortion, Ultralow Noise Op Amps
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
The AD8597 is available in 8-lead SOIC and LFCSP packages,
while the AD8599 is available in an 8-lead SOIC package. They
are both specified over a −40°C to +125°C temperature range.
The AD8597 and AD8599 are members of a growing series of
low noise op amps offered by Analog Devices, Inc., (see Table 1).
Table 1. Low Noise Op Amps
Package
Single
Dual
Quad
Single and Dual, Ultralow
0.9 nV
AD797
Figure 2. AD8597 8-Lead LFCSP (CP-8-2)
OUT A
Figure 1. AD8597 8-Lead SOIC (R-8)
Figure 3. AD8599 8-Lead SOIC (R-8)
+IN
–IN
+IN
PIN CONFIGURATIONS
–IN
NOTES
1. NC = NO CONNECT.
2. IT IS RECOMMENDED THAT THE
NC
NC
+IN A
©2007–2009 Analog Devices, Inc. All rights reserved.
–IN A
V–
V–
EXPOSED PAD BE CONNECTED
TO V–.
–V
1.1 nV
AD8597
AD8599
1
2
3
4
1
2
3
4
NC = NO CONNECT
1
2
3
4
(Not to Scale)
AD8597
TOP VIEW
(Not to Scale)
AD8597
TOP VIEW
AD8599
TOP VIEW
PIN 1
INDICATOR
AD8597/AD8599
1.8 nV
ADA4004-1
ADA4004-2
ADA4004-4
8
7
6
5
8
7
6
5
NC
V+
OUT
NC
8 NC
7 V+
6 OUT
5 NC
+V
OUT B
–IN B
+IN B
2.8 nV
AD8675
AD8676
www.analog.com
3.8 nV
AD8671
AD8672
AD8674

Related parts for AD8599

AD8599 Summary of contents

Page 1

... AD8599 is available in an 8-lead SOIC package. They are both specified over a −40°C to +125°C temperature range. The AD8597 and AD8599 are members of a growing series of low noise op amps offered by Analog Devices, Inc., (see Table 1). Table 1. Low Noise Op Amps Package 0 ...

Page 2

... AD8597/AD8599 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 Pin Configurations ........................................................................... 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Absolute Maximum Ratings ............................................................ 5 Thermal Resistance ...................................................................... 5 Power Sequencing ........................................................................ 5 REVISION HISTORY 12/09—Rev Rev. C Changes to Table 1 ............................................................................ 1 10/08—Rev Rev. B Added AD8597 ................................................................... Universal Added LFCSP_VD ............................................................. Universal Added Table 1 .................................................................................... 1 Changes to Specifications Section .................................................. 3 Changes to Absolute Maximum Ratings Section ...

Page 3

... GBP Φ p-p 0 kHz kHz kHz THD + ≥ 1 kΩ kHz kHz Rev Page AD8597/AD8599 Min Typ 15 0 −2.0 120 135 105 105 110 100 15.4 5.5 3.5 3.7 3.3 3.7 3.8 3.5 − ...

Page 4

... AD8597/AD8599 V = ± +25°C, unless otherwise specified Table 3. Parameter INPUT CHARACTERISTICS Offset Voltage Offset Voltage Drift Input Bias Current Input Offset Current Input Voltage Range Common-Mode Rejection Ratio Large Signal Voltage Gain Input Capacitance Differential Capacitance ...

Page 5

... LFCSP_VD (CP-8-2) −40°C to +125°C 8-Lead SOIC (R-8) (AD8597) 300°C 8-Lead SOIC (R-8) (AD8599) 150°C POWER SEQUENCING The op amp supplies should be applied simultaneously. The op amp supplies should be stable before any input signals are applied. In any case, the input current must be limited to 5 mA. ...

Page 6

... A Rev Page AD8599 MEAN = 7.91 STDEV = 21.89 MIN = –63.02 MAX = 57 ±15V (µV) OS Figure 7. Input Offset Voltage Distribution AD8599 MEAN = 0.765 STDEV = 0.234 MIN = 0.338 MAX = 1.709 V = ±15V SY 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 TCV (µV) OS Figure 8. TCV Distribution, −40°C ≤ T ≤ ...

Page 7

... Rev Page AD8597/AD8599 AD8599 V = ±15V SY –10 – (V) CM Figure 13. Offset Voltage vs AD8599 V = ±15V – 100 TEMPERATURE (°C) Figure 14. Input Bias Current vs. Temperature AD8597 V = ±15V –40°C ...

Page 8

... 2kΩ ±11V 600Ω ±11V L O –50 – 100 TEMPERATURE (°C) Figure 20. Large Signal Voltage Gain vs. Temperature AD8599 V = ±15V T = –40° +25° +85° +125°C A –12 –10 –8 –6 –4 –2 ...

Page 9

... 100 10 100 0.001 Figure 26. Output Saturation Voltage vs. Current Load 2.5 AD8599 V SY 2.0 1.5 1.0 0.5 0 125 150 –50 Figure 27. Output Saturation Voltage vs. Temperature Rev Page AD8597/AD8599 AD8599 V = ±15V SY I SINK I SOURCE – 100 125 TEMPERATURE (°C) Figure 25. I vs. Temperature SC = ±15V I SINK ...

Page 10

... V – 2kΩ –1.5 V – 600Ω –2.0 –2.5 –50 – 100 TEMPERATURE (°C) Figure 31. Output Saturation Voltage vs. Temperature 15.0 AD8599 14 ±15V SY 14.6 14.4 14.2 14 2kΩ 13 13.6 13 600Ω 13.2 13.0 – 100 TEMPERATURE (°C) Figure 32 ...

Page 11

... Rev Page AD8597/AD8599 A = 100 ±15V = 2kΩ 10 100 1k 10k FREQUENCY (kHz) Figure 37. Closed-Loop Gain vs. Frequency = –100 = – AD8597 V = ±15V SY 100 1k 10k FREQUENCY (kHz) AD8599 ±5V ≤ V ≤ ±15V SY PSRR+ (dB) PSRR– (dB) 1k 10k 100k 1M FREQUENCY (Hz) 50k 100k 10M ...

Page 12

... V ≤ ±15V 0 100 FREQUENCY (Hz) Figure 44. Current Noise Density vs. Frequency 1 0.1 0.01 AD8597 V = ±15V 0.001 0.0001 0.001 0.01 0.1 V rms (V) Figure 45. THD + N vs. Amplitude AD8599 MEAN = 1.07 STDEV = 0.02 MIN = 1.05 MAX = 1.15 ±5V ≤ V ≤ ±15V SY 1.16 1. 600Ω 100kΩ ...

Page 13

... Rev Page AD8597/AD8599 AD8599 V = ±15V rms 600Ω 2kΩ L 100 1k 10k FREQUENCY (Hz) Figure 49. THD + N vs. Frequency AD8599 V = ±15V 20V p – 2kΩ 2kΩ 0pF L VERTICAL AXIS = 5V/DIV HORIZONTAL AXIS = 4µs/DIV –4.6 – ...

Page 14

... IN 100k Rev Page AD8597 V = ±15V OS– OS 100 CAPACITANCE (pF) Figure 55. Overshoot vs. Capacitive Load 15.0 AD8599 12.5 10 ±15V ±5V SY 7.5 5.0 –50 – TEMPERATURE (°C) Figure 56. Supply Current vs. Temperature 6.0 AD8597 5 ±15V SY 5 ±5V SY 4.5 4.0 – ...

Page 15

... N where R is the total input source resistance. S This equation is plotted for the AD8597/AD8599 in Figure 58. Because optimum dc performance is obtained with matched source resistances, this case is considered even though it is clear from Equation 1 that eliminating the balancing source resistance lowers the total noise by reducing the total very low source resistance (R amplifier dominates ...

Page 16

... AD8597/AD8599 The AD8597/AD8599 are the optimum choice for low noise performance if the source resistance is kept < 1 kΩ. At higher values of source resistance, optimum performance with respect to only noise is obtained with other amplifiers from Analog Devices. Both voltage noise and current noise need to be consi- dered ...

Page 17

... Standard Small Outline Package [SOIC_N] 8-Lead Standard Small Outline Package [SOIC_N] 8-Lead Standard Small Outline Package [SOIC_N] 8-Lead Standard Small Outline Package [SOIC_N] 8-Lead Standard Small Outline Package [SOIC_N] 8-Lead Standard Small Outline Package [SOIC_N] Rev Page AD8597/AD8599 0.50 (0.0196) 45° 0.25 (0.0099) 1.27 (0.0500) 0.40 (0.0157) 0.50 ...

Page 18

... AD8597/AD8599 NOTES Rev Page ...

Page 19

... NOTES Rev Page AD8597/AD8599 ...

Page 20

... AD8597/AD8599 NOTES ©2007–2009 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. D06274-0-12/09(C) Rev Page ...

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