參數(shù)資料
型號： AD621S
廠商： Analog Devices, Inc.
元件分類： 運動控制電子
英文描述： Low Drift, Low Power Instrumentation Amplifier
中文描述： 低漂移，低功耗儀表放大器
文件頁數(shù)： 3/16頁
文件大?。?/td> 663K
代理商： AD621S
AD621A
Typ
AD621B
AD620S
1
Typ
Model
Conditions
Min
Max
Min
Typ
Max
Min
Max
Units
GAIN
Gain Error
Nonlinearity,
V
OUT
= –10 V to +10 V
Gain vs. Temperature
V
OUT
=
±
10 V
0.15
0.05
0.15
%
R
L
= 2 k
2
–1
10
±
5
2
–1
10
±
5
2
–1
10
±
5
ppm of FS
ppm/
°
C
TOTAL VOLTAGE OFFSET
Offset (RTI)
Over Temperature
Average TC
Offset Referred to the
Input vs. Supply (PSR)
2
V
S
=
±
15 V
V
S
=
±
5 V to
±
15 V
V
S
=
±
5 V to
±
15 V
35
125
185
1.0
25
50
215
0.6
35
125
225
1.0
μ
V
μ
V
μ
V/
°
C
0.3
0.1
0.3
V
S
=
±
2.3 V to
±
18 V
110
140
120
140
110
140
dB
Total NOISE
Voltage Noise (RTI)
RTI
Current Noise
1 kHz
0.1 Hz to 10 Hz
f = 1 kHz
0.1 Hz–10 Hz
9
0.28
100
10
13
9
0.28
100
10
13
0.4
9
0.28
100
10
13
0.4
nV/
√
Hz
μ
V p-p
fA/
√
Hz
pA p-p
INPUT CURRENT
Input Bias Current
Over Temperature
Average TC
Input Offset Current
Over Temperature
Average TC
V
S
=
±
15 V
0.5
2.0
2.5
0.5
1.0
1.5
0.5
2
4
nA
nA
pA/
°
C
nA
nA
pA/
°
C
3.0
0.3
3.0
0.3
8.0
0.3
1.0
1.5
0.5
0.75
1.0
2.0
1.5
1.5
8.0
INPUT
Input Impedance
Differential
Common-Mode
Input Voltage Range
3
Over Temperature
10
i
2
10
i
2
10
i
2
10
i
2
10
i
2
10
i
2
G
i
pF
G
i
pF
V
V
V
V
V
S
=
±
2.3 V to
±
5 V
–V
S
+ 1.9
–V
S
+ 2.1
–V
S
+ 1.9
–V
S
+ 2.1
+V
S
– 1.2 –V
S
+ 1.9
+V
S
– 1.3 –V
S
+ 2.1
+V
S
– 1.4 –V
S
+ 1.9
+V
S
– 1.4 –V
S
+ 2.1
+V
S
– 1.2
+V
S
– 1.3
+V
S
– 1.4
+V
S
– 1.4
–V
S
+ 1.9
–V
S
+ 2.1
–V
S
+ 1.9
–V
S
+ 2.3
+V
S
– 1.2
+V
S
– 1.3
+V
S
– 1.4
+V
S
– 1.4
V
S
=
±
5 V to
±
l8 V
Over Temperature
Common-Mode Rejection
Ratio DC to 60 Hz with
1 k
Source Imbalance
V
CM
= 0 V to
±
10 V
110
130
120
130
110
130
dB
OUTPUT
Output Swing
R
L
= 10 k
,
V
S
=
±
2.3 V to
±
5 V
–V
S
+ 1.1
–V
S
+ 1.4
–V
S
+ 1.2
–V
S
+ 1.6
+V
S
– 1.2 –V
S
+ 1.1
+V
S
– 1.3 –V
S
+ 1.4
+V
S
– 1.4 –V
S
+ 1.2
+V
S
– 1.5 –V
S
+ 1.6
+V
S
– 1.2
+V
S
– 1.3
+V
S
– 1.4
+V
S
– 1.5
–V
S
+ 1.1
–V
S
+ 1.6
–V
S
+ 1.2
–V
S
+ 2.3
+V
S
– 1.2
+V
S
– 1.3
+V
S
– 1.4
+V
S
– 1.5
V
V
V
V
mA
Over Temperature
V
S
=
±
5 V to
±
18 V
Over Temperature
Short Current Circuit
±
18
±
18
±
18
DYNAMIC RESPONSE
Small Signal,
–3 dB Bandwidth
Slew Rate
Settling Time to 0.01%
200
1.2
12
200
1.2
12
200
1.2
12
kHz
V/
μ
s
μ
s
0.75
0.75
0.75
10 V Step
REFERENCE INPUT
R
IN
I
IN
Voltage Range
Gain to Output
20
+50
20
+50
20
+50
k
μ
A
V
V
IN
+, V
REF
= 0
+60
+V
S
– 1.6 –V
S
+ 1.6
+60
+V
S
– 1.6
+60
+V
S
– 1.6
–V
S
+ 1.6
V
S
+ 1.6
1
±
0.0001
1
±
0.0001
1
±
0.0001
POWER SUPPLY
Operating Range
Quiescent Current
Over Temperature
±
2.3
±
18
1.3
1.6
±
2.3
±
18
1.3
1.6
±
2.3
±
18
1.3
1.6
V
mA
mA
V
S
=
±
2.3 V to
±
18 V
0.9
1.1
0.9
1.1
0.9
1.1
TEMPERATURE RANGE
For Specified Performance
–40 to +85
–40 to +85
–55 to +125
°
C
NOTES
1
See Analog Devices military data sheet for 883B tested specifications.
2
This is defined as the supply range over which PSEE is defined.
3
Input Voltage Range = CMV + (Gain
×
V
DIFF
).
Specifications subject to change without notice.
Gain = 100
(typical @ +25
8
C, V
S
=
6
15 V, and R
L
= 2 k
V
, unless otherwise noted)
AD621
REV. A
–3–
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