Datasheet AD625 (Analog Devices) - 2

FabricanteAnalog Devices
DescripciónProgrammable Gain Instrumentation Amplifier
Páginas / Página15 / 2 — AD625–SPECIFICATIONS (typical @ VS =. 15 V, RL = 2 k. and TA = + 25. C, …
RevisiónD
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AD625–SPECIFICATIONS (typical @ VS =. 15 V, RL = 2 k. and TA = + 25. C, unless otherwise noted). AD625A/J/S. AD625B/K. AD625C. Model

AD625–SPECIFICATIONS (typical @ VS = 15 V, RL = 2 k and TA = + 25 C, unless otherwise noted) AD625A/J/S AD625B/K AD625C Model

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AD625–SPECIFICATIONS (typical @ VS = 15 V, RL = 2 k and TA = + 25 C, unless otherwise noted) AD625A/J/S AD625B/K AD625C Model Min Typ Max Min Typ Max Min Typ Max Unit
GAIN 2 RF 2 RF 2 RF Gain Equation + 1 + 1 + 1 RG RG RG Gain Range 1 10,000 1 10,000 1 110,000 Gain Error1 ±.035
0.05
±0.02
0.03
±0.01
0.02
% Nonlinearity, Gain = 1-256 ±0.005 ±0.002 ±0.001 % Gain>256 ±0.01 ±0.008 ±0.005 % Gain vs. Temp. Gain<10001 5 5 5 ppm/°C GAIN SENSE INPUT Gain Sense Current 300
500
150
250
50
100
nA vs. Temperature 5 20 2 15 2 10 nA/°C Gain Sense Offset Current 150
500
75
250
50
100
nA vs. Temperature 2 15 1 10 2 10 nA/°C VOLTAGE OFFSET (May be Nulled) Input Offset Voltage 50
200
25
50
10
25
µV vs. Temperature 1 2/
2
0.25
0.50/1
0.1
0.25
µV/°C Output Offset Voltage 4
5
2
3
1
2
mV vs. Temperature 20 50/
50
10 25/
40
10
15
µV/°C Offset Referred to the Input vs. Supply G = 1
70
75
75
85
80
90 dB G = 10 85 95 90 100 95 105 dB G = 100 95 100 105 110 110 120 dB G = 1000
100
110
110
120
115
140 dB INPUT CURRENT Input Bias Current ±30
50
±20
25
±10
15
nA vs. Temperature ±50 ±50 ±50 pA/°C Input Offset Current ± 2
35
± 1
15
± 1
5
nA vs. Temperature ±20 ±20 ±20 pA/°C INPUT Input Impedance Differential Resistance 1 1 1 GΩ Differential Capacitance 4 4 4 pF Common-Mode Resistance 1 1 1 GΩ Common-Mode Capacitance 4 4 4 pF Input Voltage Range Differ. Input Linear (VDL)2 ±10 ±10 ±10 V Common-Mode Linear (V 12 V – G ×V ( ) 12 V – G ×V ( ) 12 V – G ×V ( ) CM) D D D 2 2 2 Common-Mode Rejection Ratio dc to 60 Hz with 1 kΩ Source Imbalance G = 1
70
75
75
85
80
90 dB G = 10 90 95 90 105 100 115 dB G = 100 100 105 105 115 110 125 dB G = 1000
110
115
110
125
120
140 dB OUTPUT RATING ±10 V ±10 V ±10 V @ 5 mA @ 5 mA @ 5 mA DYNAMIC RESPONSE Small Signal –3 dB G = 1 (RF = 20 kΩ) 650 650 650 kHz G = 10 400 400 400 kHz G = 100 150 150 150 kHz G = 1000 25 25 25 kHz Slew Rate 5.0 5.0 5.0 V/µs Settling Time to 0.01%, 20 V Step G = 1 to 200 15 15 15 µs G = 500 35 35 35 µs G = 1000 75 75 75 µs –2– REV. D