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