Datasheet AD624 (Analog Devices) - 2

AD624–SPECIFICATIONS(@ VS =
ⴞ
15 V, RL = 2 k
⍀
and TA = +25
ⴗ
C, unless otherwise noted) Model AD624A AD624B AD624C AD624S Min Typ Max Min Typ Max Min Typ Max Min Typ Max Units
GAIN Gain Equation (External Resistor Gain Programming)  40,000   40,000   40,000   40,000  + 1   ± 20% + 1   ± 20% + 1   ± 20% + 1   ± 20% R R R R G   G   G   G   Gain Range (Pin Programmable) 1 to 1000 1 to 1000 1 to 1000 1 to 1000 Gain Error G = 1 ±
0.05
±
0.03
±
0.02
±
0.05
% G = 100 ±
0.25
±
0.15
±
0.1
±
0.25
% G = 200, 500 ±
0.5
±
0.35
±
0.25
±
0.5
% Nonlinearity G = 1 ±0.005 ±0.003 ±0.001 ±0.005 % G = 100, 200 ±0.005 ±0.003 ±0.001 ±0.005 % G = 500 ±0.005 ±0.005 ±0.005 ±0.005 % Gain vs. Temperature G = 1 5 5 5 5 ppm/°C G = 100, 200 10 10 10 10 ppm/°C G = 500 25 15 15 15 ppm/°C VOLTAGE OFFSET (May be Nulled) Input Offset Voltage
200 75 25 75
µV vs. Temperature
2 0.5 0.25 2.0
µV/°C Output Offset Voltage
5 3 2 3
mV vs. Temperature
50 25 10 50
µV/°C OUT Offset Referred to the Input vs. Supply G = 1
70 75 80 75
dB G = 100, 200
95 105 110 105
dB G = 500
100 110 115 110
dB INPUT CURRENT Input Bias Current ±
50
±
25
±
15
±
50
nA vs. Temperature ±50 ±50 ±50 ±50 pA/°C Input Offset Current ±
35
±
15
±
10
±
35
nA vs. Temperature ±20 ±20 ±20 ±20 pA/°C INPUT Input Impedance Differential Resistance 109 109 109 109 Ω Differential Capacitance 10 10 10 10 pF Common-Mode Resistance 109 109 109 109 Ω Common-Mode Capacitance 10 10 10 10 pF Input Voltage Range1 Max Differ. Input Linear (VDL) ±10 ±10 ±10 ±10 V 
G
 
G
 
G
 
G
 Max Common-Mode Linear (V
12 V
− ×
V 12 V
− ×
V 12 V
− ×
V 12 V
− ×
V
CM)
2 D
 
2 D
 
2 D
 
2 D
  V Common-Mode Rejection dc

to 60 Hz with 1 kΩ Source Imbalance G = 1
70 75 80 70
dB G = 100, 200
100 105 110 100
dB G = 500
110 120 130 110
dB OUTPUT RATING V , RL = 2 kΩ ±10 ±10 ±10 ±10 V DYNAMIC RESPONSE Small Signal –3 dB G = 1 1 1 1 1 MHz G = 100 150 150 150 150 kHz G = 200 100 100 100 100 kHz G = 500 50 50 50 50 kHz G = 1000 25 25 25 25 kHz Slew Rate 5.0 5.0 5.0 5.0 V/µs Settling Time to 0.01%, 20 V Step G = 1 to 200 15 15 15 15 µs G = 500 35 35 35 35 µs G = 1000 75 75 75 75 µs NOISE Voltage Noise, 1 kHz R.T.I. 4 4 4 4 nV/√Hz R.T.O. 75 75 75 75 nV/√Hz R.T.I., 0.1 Hz to 10 Hz G = 1 10 10 10 10 µV p-p G = 100 0.3 0.3 0.3 0.3 µV p-p G = 200, 500, 1000 0.2 0.2 0.2 0.2 µV p-p Current Noise 0.1 Hz to 10 Hz 60 60 60 60 pA p-p SENSE INPUT RIN 8 10 12 8 10 12 8 10 12 8 10 12 kΩ IIN 30 30 30 30 µA Voltage Range ±10 ±10 ±10 ±10 V Gain to Output 1 1 1 1 % –2– REV. C