AD8429 查看數據表（PDF） - Analog Devices
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AD8429 Datasheet PDF : 20 Pages
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Data Sheet
AD8429
SPECIFICATIONS
VS = ±15 V, VREF = 0 V, TA = 25°C, G = 1, RL = 10 kΩ, unless otherwise noted.
Table 1.
A Grade
B Grade
Parameter
Test Conditions/Comments Min
Typ
Max
Min
Typ Max
Unit
COMMON-MODE REJECTION
RATIO (CMRR)
CMRR DC to 60 Hz with 1 kΩ
Source Imbalance
VCM = ±10 V
G=1
80
90
dB
G = 10
100
110
dB
G = 100
120
130
dB
G = 1000
134
140
dB
CMRR at 5 kHz
VCM = ±10 V
G=1
76
80
dB
G = 10
90
90
dB
G = 100
90
90
dB
G = 1000
90
90
dB
VOLTAGE NOISE, RTI
Spectral Density1: 1 kHz
VIN+, VIN− = 0 V
Input Voltage Noise, eni
Output Voltage Noise, eno
Peak to Peak: 0.1 Hz to 10 Hz
1.0
1.0
nV/√Hz
45
45
nV/√Hz
G=1
2
2
µV p-p
G = 1000
100
100
nV p-p
CURRENT NOISE
Spectral Density: 1 kHz
1.5
1.5
pA/√Hz
Peak to Peak: 0.1 Hz to 10 Hz
100
100
pA p-p
VOLTAGE OFFSET2
Input Offset, VOSI
150
50
µV
Average TC
0.1
1
0.1
0.3
µV/°C
Output Offset, VOSO
Average TC
1000
3
10
500
3
10
µV
µV/°C
Offset RTI vs. Supply (PSR)
VS = ±5 V to ±15 V
G=1
90
100
dB
G = 10
G = 100
110
120
dB
130
130
dB
G = 1000
130
130
dB
INPUT CURRENT
Input Bias Current
VIN+, VIN− = 0 V
300
150
nA
Average TC
250
250
pA/°C
Input Offset Current
100
30
nA
Average TC
15
15
pA/°C
DYNAMIC RESPONSE
Small Signal Bandwidth: –3 dB
G=1
G = 10
15
15
MHz
4
4
MHz
G = 100
G = 1000
1.2
1.2
MHz
0.15
0.15
MHz
Rev. A | Page 3 of 20
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