AD623
AD623A
Typ Max
AD623ARM
Typ Max
AD623B
Typ Max
Parameter
Conditions
Min
Min
Min
Unit
INPUT
Input Impedance
Differential
Common-Mode
Input Voltage Range2
2||2
2||2
2||2
2||2
2||2
2||2
GΩ||pF
GΩ||pF
V
VS = 3 V to 12 V
(−VS) −
0.15
(+VS) − (−VS) −
(+VS) − (−VS) −
(+VS) −
1.5
1.5
0.15
1.5
0.15
Common-Mode Rejection
at 60 Hz with 1 kΩ Source
Imbalance
G = 1
G = 10
G = 100
VCM = 0 V to 3V
VCM = 0 V to 3V
VCM = 0 V to 3V
VCM = 0 V to 3V
70
90
105
105
80
70
90
105
105
80
77
94
105
105
86
dB
dB
dB
dB
100
110
110
100
110
110
100
110
110
G = 1000
OUTPUT
Output Swing
RL = 10 kΩ
0.01
0.01
(+VS) − 0.01
0.5
(+VS) − 0.01
0.15
(+VS) − 0.01
0.5
(+VS) − 0.01
0.15
(+VS) −
0.5
(+VS) −
0.15
V
V
RL = 100 kΩ
DYNAMIC RESPONSE
Small Signal −3 dB Bandwidth
G = 1
G = 10
G = 100
G = 1000
Slew Rate
Settling Time to 0.01%
G = 1
800
100
10
2
0.3
800
100
10
2
0.3
800
100
10
2
0.3
kHz
kHz
kHz
kHz
V/μs
VS = 5 V
Step size: 3.5 V
Step size: 4 V,
VCM = 1.8 V
30
20
30
20
30
20
μs
μs
G = 10
1 Does not include effects of external resistor, RG.
2 One input grounded. G = 1.
DUAL SUPPLIES
Typical @ 25°C dual supply, VS = 5 V, and RL = 10 kΩ, unless otherwise noted.
Table 2.
AD623A
Typ Max
AD623ARM
Typ Max
AD623B
Typ Max
Parameter
Conditions
Min
Min
Min
Unit
GAIN
G =
1 + (100 k/RG)
Gain Range
Gain Error1
1
1000
1
1000
1
1000
G1 VOUT
−4.8 V to +3.5 V
G > 1 VOUT
0.05 V to 4.5 V
=
=
G = 1
0.03 0.10
0.10 0.35
0.10 0.35
0.10 0.35
0.03 0.10
0.10 0.35
0.10 0.35
0.10 0.35
0.03 0.05
0.10 0.35
0.10 0.35
0.10 0.35
%
%
%
%
G = 10
G = 100
G = 1000
Rev. D | Page 4 of 24
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