AD624 查看數據表（PDF） - Analog Devices
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AD624 Datasheet PDF : 17 Pages
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AD624–SPECIFICATIONS (@ VS = ؎15 V, RL = 2 k⍀ and TA = +25؇C, unless otherwise noted)
Model
GAIN
Gain Equation
(External Resistor Gain
Programming)
AD624A
Min Typ Max
AD624B
Min Typ Max
AD624C
Min Typ Max
AD624S
Min Typ Max
Units
40, 000
RG
+ 1 ± 20%
40, 000
RG
+ 1 ± 20%
40, 000
RG
+ 1 ± 20%
40, 000
RG
+ 1 ± 20%
Gain Range (Pin Programmable)
Gain Error
G=1
G = 100
G = 200, 500
Nonlinearity
G=1
G = 100, 200
G = 500
Gain vs. Temperature
G=1
G = 100, 200
G = 500
1 to 1000
VOLTAGE OFFSET (May be Nulled)
Input Offset Voltage
vs. Temperature
Output Offset Voltage
vs. Temperature
OOffUsTet Referred to the Input vs. Supply
G=1
70
G = 100, 200
95
G = 500
100
±0.05
±0.25
±0.5
± 0.005
± 0.005
± 0.005
5
10
25
1 to 1000
200
2
5
50
75
105
110
±0.03
±0.15
±0.35
± 0.003
± 0.003
± 0.005
5
10
15
1 to 1000
75
0.5
3
25
80
110
115
1 to 1000
±0.02
±0.1
±0.25
± 0.001
± 0.001
± 0.005
5
10
15
25
0.25
2
10
75
105
110
±0.05 %
±0.25 %
±0.5 %
± 0.005 %
± 0.005 %
± 0.005 %
5
ppm/°C
10
ppm/°C
15
ppm/°C
75
µV
2.0
µV/°C
3
mV
50
µV/°C
dB
dB
dB
INPUT CURRENT
Input Bias Current
vs. Temperature
Input Offset Current
vs. Temperature
±50
± 50
±35
± 20
±25
± 50
±15
± 20
±15
± 50
±10
± 20
±50 nA
± 50
pA/°C
±35 nA
± 20
pA/°C
INPUT
Input Impedance
Differential Resistance
Differential Capacitance
Common-Mode Resistance
Common-Mode Capacitance
Input Voltage Range1
Max Differ. Input Linear (VDL)
Max Common-Mode Linear (VCM)
Common-Mode Rejection dc
to 60 Hz with 1 kΩ Source Imbalance
G=1
G = 100, 200
G = 500
109
10
109
10
± 10
G
12 V − 2 × VD
70
100
110
109
10
109
10
± 10
G
12 V − 2 × VD
75
105
120
109
109
Ω
10
10
pF
109
109
Ω
10
10
pF
± 10
G
± 10
G
V
12 V − 2 × VD
12 V − 2 × VD
V
80
70
dB
110
100
dB
130
110
dB
OUTPUT RATING
V , RL = 2 kΩ
± 10
± 10
± 10
± 10
V
DYNAMIC RESPONSE
Small Signal –3 dB
G=1
1
1
1
1
MHz
G = 100
150
150
150
150
kHz
G = 200
100
100
100
100
kHz
G = 500
50
50
50
50
kHz
G = 1000
25
25
25
25
kHz
Slew Rate
5.0
5.0
5.0
5.0
V/µs
Settling Time to 0.01%, 20 V Step
G = 1 to 200
15
15
15
15
µs
G = 500
35
35
35
35
µs
G = 1000
75
75
75
75
µs
NOISE
Voltage Noise, 1 kHz
R.T.I.
4
4
4
4
nV/√Hz
R.T.O.
75
75
75
75
nV/√Hz
R.T.I., 0.1 Hz to 10 Hz
G=1
10
10
10
10
µV p-p
G = 100
0.3
0.3
0.3
0.3
µV p-p
G = 200, 500, 1000
0.2
0.2
0.2
0.2
µV p-p
Current Noise
0.1 Hz to 10 Hz
60
60
60
60
pA p-p
SENSE INPUT
RIN
IIN
Voltage Range
Gain to Output
8
10
12
30
± 10
1
8
10
12
30
± 10
1
8
10
12
8
10
12
kΩ
30
30
µA
± 10
± 10
V
1
1
%
–2–
REV. C
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