Data Sheet
AD627
Rev. E | Page 5 of 24
DUAL SUPPLY
Typical at 25°C dual supply, VS = ±5 V and ±15 V, and RL = 20 k, unless otherwise noted.
Table 2.
Parameter
Conditions
Min
Typ
Max
Min
Typ
Max
Unit
GAIN
G = +5 + (200 kΩ/RG)
Gain Range
5
1000
5
1000
V/V
VOUT = (VS) + 0.1 to
(+VS) 0.15
G = +5
0.03
0.10
0.01
0.06
%
G = +10
0.15
0.35
0.10
0.25
%
G = +100
0.15
0.35
0.10
0.25
%
G = +1000
0.50
0.70
0.25
0.35
%
Nonlinearity
G = +5
VS = ±5 V/±15 V
10/25
100
10/25
100
ppm
G = +100
VS = ±5 V/±15 V
10/15
100
10/15
100
ppm
G = +5
10
20
10
20
ppm/°C
G > +5
–75
75
ppm/°C
VOLTAGE OFFSET
Total RTI error =
VOSI + VOSO/G
25
200
25
125
V
Over Temperature
VCM = VREF = 0 V
395
190
V
Average TC
0.1
3
0.1
1
V/°C
Output Offset, VOSO
1000
500
V
Over Temperature
1700
1100
V
Average TC
2.5
10
2.5
10
V/°C
Offset Referred to the Input
vs. Supply (PSRR)
G = +5
86
100
86
100
dB
G = +10
100
120
100
120
dB
G = +100
110
125
110
125
dB
G = +1000
110
125
110
125
dB
INPUT CURRENT
Input Bias Current
2
10
2
10
nA
Over Temperature
15
nA
Average TC
20
pA/°C
Input Offset Current
0.3
1
0.3
1
nA
Over Temperature
5
nA
Average TC
5
pA/°C
INPUT
Input Impedance
Differential
20||2
GΩ||pF
Common Mode
20||2
GΩ||pF
VS = ±1.1 V to ±18 V
(VS) 0.1
(+VS) 1
(VS) 0.1
(+VS) 1
V
Common-Mode Rejection
1 kΩ Source Imbalance
G = +5 to +1000
VS = ±5 V, VCM =
4 V to +3.0 V
77
90
83
96
dB
G = +5 to +1000
VS = ±15 V, VCM =
12 V to +10.9 V
77
90
83
96
dB
OUTPUT
Output Swing
RL = 20 kΩ
(VS) + 25
(+VS) 70
(VS) + 25
(+VS) 70
mV
RL = 100 kΩ
(VS) + 7
(+VS) 25
(VS) + 7
(+VS) 25
mV
Short-Circuit Current
Short circuit to ground
±25
mA