參數(shù)資料
型號(hào): AD625
廠商: Analog Devices, Inc.
元件分類: 運(yùn)動(dòng)控制電子
英文描述: Programmable Gain Instrumentation Amplifier(儀器用放大器)
中文描述: 可編程增益儀表放大器(儀器用放大器)
文件頁數(shù): 2/14頁
文件大?。?/td> 549K
代理商: AD625
AD625A/J/S
Min Typ
AD625B/K
Min
AD625C
Min
Model
Max
Typ
Max
Typ
Max
Units
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
±
.035
6
0.05
2
R
F
R
G
+
1
±
0.02
2
R
F
R
G
+
1
±
0.01
2
R
F
R
G
+
1
1
10,000
1
10,000
6
0.03
±
0.002
±
0.008
5
1
110,000
6
0.02
±
0.001
±
0.005
5
%
%
%
ppm/
°
C
±
0.005
±
0.01
5
300
5
150
2
500
20
500
15
150
2
75
1
250
15
250
10
50
2
50
2
100
10
100
10
nA
nA/
°
C
nA
nA/
°
C
50
1
4
20
200
2/
2
5
50/
50
25
0.25
2
10
50
0.50/1
3
25/
40
10
0.1
1
10
25
0.25
2
15
μ
V
μ
V/
°
C
mV
μ
V/
°
C
70
85
95
100
75
95
100
110
75
90
105
110
85
100
110
120
80
95
110
115
90
105
120
140
dB
dB
dB
dB
±
30
±
50
±
2
±
20
6
50
±
20
±
50
±
1
±
20
6
25
±
10
±
50
±
1
±
20
6
15
nA
pA/
°
C
nA
pA/
°
C
6
35
6
15
6
5
1
4
1
4
1
4
1
4
1
4
1
4
G
pF
G
pF
±
10
±
10
)
±
10
)
V
Common-Mode Linear (V
CM
)
Common-Mode Rejection Ratio dc to
60 Hz with 1 k
Source Imbalance
G = 1
G = 10
G = 100
G = 1000
OUTPUT RATING
12
V
G
2
×
V
D
(
)
12
V
G
2
×
V
D
(
12
V
G
2
×
V
D
(
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
DYNAMIC RESPONSE
Small Signal –3 dB
G = 1 (R
F
= 20 k
)
G = 10
G = 100
G = 1000
Slew Rate
Settling Time to 0.01%, 20 V Step
G = 1 to 200
G = 500
G = 1000
650
400
150
25
5.0
650
400
150
25
5.0
650
400
150
25
5.0
kHz
kHz
kHz
kHz
V/
μ
s
15
35
75
15
35
75
15
35
75
μ
s
μ
s
μ
s
AD625–SPECIFICATIONS
(typical @ V
S
=
6
15 V, R
L
= 2 k
V
and T
A
= + 25
8
C, unless otherwise noted)
REV. B
–2–
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