Analog Devices C1599c07 Manual Do Utilizador
AD620–SPECIFICATIONS
(Typical @ +25
8C, V
S
=
615 V, and R
L
= 2 k
V, unless otherwise noted)
AD620A
AD620B
AD620S
1
Model
Conditions
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Units
GAIN
G = 1 + (49.4 k/R
G
)
Gain Range
1
10,000
1
10,000
1
10,000
Gain Error
2
V
OUT
=
±
10 V
G = 1
0.03
0.10
0.01
0.02
0.03
0.10
%
G = 10
0.15
0.30
0.10
0.15
0.15
0.30
%
G = 100
0.15
0.30
0.10
0.15
0.15
0.30
%
G = 1000
0.40
0.70
0.35
0.50
0.40
0.70
%
Nonlinearity,
V
OUT
= –10 V to +10 V,
G = 1–1000
R
L
= 10 k
Ω
10
40
10
40
10
40
ppm
G = 1–100
R
L
= 2 k
Ω
10
95
10
95
10
95
ppm
Gain vs. Temperature
G =1
10
10
10
ppm/
°
C
Gain >1
2
–50
–50
–50
ppm/
°
C
VOLTAGE OFFSET
(Total RTI Error = V
OSI
+ V
OSO
/G)
Input Offset, V
OSI
V
S
=
±
5 V to
±
15 V
30
125
15
50
30
125
µ
V
Over Temperature
V
S
=
±
5 V to
±
15 V
185
85
225
µ
V
Average TC
V
S
=
±
5 V to
±
15 V
0.3
1.0
0.1
0.6
0.3
1.0
µ
V/
°
C
Output Offset, V
OSO
V
S
=
±
15 V
400
1000
200
500
400
1000
µ
V
V
S
=
±
5 V
1500
750
1500
µ
V
Over Temperature
V
S
=
±
5 V to
±
15 V
2000
1000
2000
µ
V
Average TC
V
S
=
±
5 V to
±
15 V
5.0
15
2.5
7.0
5.0
15
µ
V/
°
C
Offset Referred to the
Input vs.
Supply (PSR)
Supply (PSR)
V
S
=
±
2.3 V to
±
18 V
G = 1
80
100
80
100
80
100
dB
G = 10
95
120
100
120
95
120
dB
G = 100
110
140
120
140
110
140
dB
G = 1000
110
140
120
140
110
140
dB
INPUT CURRENT
Input Bias Current
0.5
2.0
0.5
1.0
0.5
2
nA
Over Temperature
2.5
1.5
4
nA
Average TC
3.0
3.0
8.0
pA/
°
C
Input Offset Current
0.3
1.0
0.3
0.5
0.3
1.0
nA
Over Temperature
1.5
0.75
2.0
nA
Average TC
1.5
1.5
8.0
pA/
°
C
INPUT
Input Impedance
Differential
10
i2
10
i2
10
i2
G
Ω
ipF
Common-Mode
10
i2
10
i2
10
i2
G
Ω
ipF
Input Voltage Range
3
V
S
=
±
2.3 V to
±
5 V
–V
S
+ 1.9
+V
S
– 1.2
–V
S
+ 1.9
+V
S
– 1.2
–V
S
+ 1.9
+V
S
– 1.2
V
Over Temperature
–V
S
+ 2.1
+V
S
– 1.3
–V
S
+ 2.1
+V
S
– 1.3
–V
S
+ 2.1
+V
S
– 1.3
V
V
S
=
±
5 V to
±
18 V
–V
S
+ 1.9
+V
S
– 1.4
–V
S
+ 1.9
+V
S
– 1.4
–V
S
+ 1.9
+V
S
– 1.4
V
Over Temperature
–V
S
+ 2.1
+V
S
– 1.4
–V
S
+ 2.1
+V
S
– 1.4
–V
S
+ 2.3
+V
S
– 1.4
V
Common-Mode Rejection
Ratio DC to 60 Hz with
I k
I k
Ω
Source Imbalance
V
CM
= 0 V to
±
10 V
G = 1
73
90
80
90
73
90
dB
G = 10
93
110
100
110
93
110
dB
G = 100
110
130
120
130
110
130
dB
G = 1000
110
130
120
130
110
130
dB
OUTPUT
Output Swing
R
L
= 10 k
Ω
,
V
S
=
±
2.3 V to
±
5 V
–V
S
+ 1.1
+V
S
– 1.2
–V
S
+ 1.1
+V
S
– 1.2
–V
S
+ 1.1
+V
S
– 1.2
V
Over Temperature
–V
S
+ 1.4
+V
S
– 1.3
–V
S
+ 1.4
+V
S
– 1.3
–V
S
+ 1.6
+V
S
– 1.3
V
V
S
=
±
5 V to
±
18 V
–V
S
+ 1.2
+V
S
– 1.4
–V
S
+ 1.2
+V
S
– 1.4
–V
S
+ 1.2
+V
S
– 1.4
V
Over Temperature
–V
S
+ 1.6
+V
S
– 1.5
–V
S
+ 1.6
+V
S
– 1.5
–V
S
+ 2.3
+V
S
– 1.5
V
Short Current Circuit
±
18
±
18
±
18
mA
REV. E
–2–