AD623
SPECIFICATIONS
SINGLE SUPPLY
Typical @ 25°C single supply, V
S
= 5 V, and R
L
= 10 kΩ, unless otherwise noted.
Table 1.
Parameter
GAIN
Gain Range
Gain Error
1
Conditions
G=
1 + (100 k/R
G
)
G1 V
OUT
=
0.05 V to 3.5 V
G > 1 V
OUT
=
0.05 V to 4.5 V
0.03
0.10
0.10
0.10
G1 V
OUT
=
0.05 V to 3.5 V
G > 1 V
OUT
=
0.05 V to 4.5 V
50
5
50
Total RTI error =
V
OSI
+ V
OSO
/G
25
0.1
200
2.5
200
350
2
1000
1500
10
200
0.1
500
2.5
500
650
2
2000
2600
10
25
0.1
200
2.5
100
160
1
500
1100
10
μV
μV
μV/°C
μV
μV
μV/°C
10
50
5
50
10
50
5
50
10
ppm
ppm/°C
ppm/°C
0.10
0.35
0.35
0.35
0.03
0.10
0.10
0.10
0.10
0.35
0.35
0.35
0.03
0.10
0.10
0.10
0.05
0.35
0.35
0.35
%
%
%
%
Min
AD623A
Typ Max
AD623ARM
Min
Typ Max
Min
AD623B
Typ Max
Unit
1
1000
1
1000
1
1000
G=1
G = 10
G = 100
G = 1000
Nonlinearity
G = 1 to 1000
Gain vs. Temperature
G=1
G > 1
VOLTAGE OFFSET
Input Offset, V
OSI
Over Temperature
Average Tempco
Output Offset, V
OSO
Over Temperature
Average Tempco
Offset Referred to the
Input vs. Supply (PSR)
G=1
G = 10
G = 100
G = 1000
INPUT CURRENT
Input Bias Current
Over Temperature
Average Tempco
Input Offset Current
Over Temperature
Average Tempco
80
100
120
120
100
120
140
140
17
25
0.25
5
25
27.5
2
2.5
80
100
120
120
100
120
140
140
17
25
0.25
5
25
27.5
2
2.5
80
100
120
120
100
120
140
140
17
25
0.25
5
25
27.5
2
2.5
dB
dB
dB
dB
nA
nA
pA/°C
nA
nA
pA/°C
Rev. D | Page 3 of 24
AD [ ANALOG DEVICES ]
