Datasheet AD708 (Analog Devices) - 3

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Data Sheet AD708 SPECIFICATIONS
At 25°C and ±15 V dc, unless otherwise noted.
Table 1. AD708J/AD708A AD708B AD708S Parameter Conditions Min1 Typ Max1 Min1 Typ Max1 Min1 Typ Max1 Unit
INPUT OFFSET VOLTAGE2 30
100
5
50
5
30
μV TMIN to TMAX 50 150 15 65 15 50 μV Drift 0.3 1.0 0.1 0.4 0.1 0.3 μV/°C Long Term Stability 0.3 0.3 0.3 μV/month INPUT BIAS CURRENT 1.0
2.5
0.5
1.0
0.5
1
nA TMIN to TMAX 2.0 4.0 1.0
2.0
1.0
4
nA Average Drift 15 40 10 25 10 30 pA/°C OFFSET CURRENT VCM = 0 V 0.5
2.0
0.1
1.0
0.1
1
nA TMIN to TMAX 2.0 4.0 0.2 1.5 0.2
1.5
nA Average Drift 2 60 1 25 1 25 pA/°C MATCHING CHARACTERISTICS3 Offset Voltage
80
50
30
μV TMIN to TMAX 150 75
50
μV Offset Voltage Drift 1.0 0.4
0.3
μV/°C Input Bias Current
4.0 1.0 1.0
nA TMIN to TMAX 5.0 2.0
2.0
nA Common-Mode Rejection
120
140
130
140
130
140 dB TMIN to TMAX 110 130
130
dB Power Supply Rejection
110 120 120
dB TMIN to TMAX 110 120
120
dB Channel Separation 135 140 140 dB INPUT VOLTAGE NOISE 0.1 Hz to 10 Hz 0.23 0.6 0.23 0.6 0.23
0.35
μV p-p f = 10 Hz 10.3 18 10.3 12 10.3 12 nV/√Hz f = 100 Hz 10.0 13.0 10.0 11.0 10.0 11 nV/√Hz f = 1 kHz 9.6 11.0 9.6 11.0 9.6 11 nV/√Hz INPUT CURRENT NOISE 0.1 Hz to 10 Hz 14 35 14 35 14 35 pA p-p f = 10 Hz 0.32 0.9 0.32 0.8 0.32 0.8 pA/√Hz f = 100 Hz 0.14 0.27 0.14 0.23 0.14 0.23 pA/√Hz f = 1 kHz 0.12 0.18 0.12 0.17 0.12 0.17 pA/√Hz COMMON-MODE REJECTION RATIO VCM = ±13 V
120
140
130
140
130
140 dB TMIN to TMAX 120 140 130 140
130
140 dB OPEN-LOOP GAIN VO = ±10 V RLOAD ≥ 2 kΩ
3
10
5
10
4
10 V/μV TMIN to TMAX 3 10 5 10
4
7 V/μV POWER SUPPLY REJECTION RATIO VS = ±3 V to ±18 V
110
130
120
130
120
130 dB TMIN to TMAX 110 130 120 130
120
130 dB FREQUENCY RESPONSE Closed-Loop Bandwidth 0.5 0.9 0.5 0.9 0.5 0.9 MHz Slew Rate 0.15 0.3 0.15 0.3 0.15 0.3 V/μs INPUT RESISTANCE Differential 60 200 200 MΩ Common Mode 200 400 400 GΩ Rev. D | Page 3 of 16 Document Outline Features Pin Configuration General Description Product Highlights Revision History Specifications Absolute Maximum Ratings ESD Caution Typical Performance Characteristics Matching Characteristics Theory of Operation Crosstalk Performance Operation with a Gain of −100 High Precision Programmable Gain Amplifier Bridge Signal Conditioner Precision Absolute Value Circuit Selection of Passive Components Outline Dimensions Ordering Guide