AD8222 查看數據表（PDF） - Analog Devices
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AD8222 Datasheet PDF : 24 Pages
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Data Sheet
SPECIFICATIONS
VS = ±15 V, VREF = 0 V, TA = 25°C, G = 1, RL = 2 kΩ, unless otherwise noted.
Table 2. Single-Ended and Differential1 Output Configuration
Parameter
COMMON-MODE REJECTION
RATIO (CMRR)
CMRR DC to 60 Hz
G=1
G = 10
G = 100
G = 1000
CMRR at 4 kHz
G=1
G = 10
G = 100
G = 1000
CMRR Drift
NOISE
Voltage Noise, 1 kHz
Input Voltage Noise, eNI
Output Voltage Noise, eNO
RTI
G=1
G = 10
G = 100 to 1000
Current Noise
VOLTAGE OFFSET
Input Offset, VOSI
Over Temperature
Average TC
Output Offset, VOSO
Over Temperature
Average TC
Offset RTI vs. Supply (PSR)
G=1
G = 10
G = 100
G = 1000
INPUT CURRENT (PER CHANNEL)
Input Bias Current, IBIAS
Over Temperature
Average TC
Input Offset Current, IOFFSET
Over Temperature
Average TC
Test Conditions/Comments Min
VCM = –10 V to +10 V
1 kΩ source imbalance
80
100
120
130
80
90
100
100
TA = −40°C to +85°C, G = 1
RTI noise = √(eNI2 + (eNO/G)2)
V+IN, V−IN, VREF = 0 V
V+IN, V−IN, VREF = 0 V
f = 0.1 Hz to 10 Hz
f = 1 kHz
f = 0.1 Hz to 10 Hz
RTI VOS = (VOSI) + (VOSO/G)
VS = ±5 V to ±15 V
TA = −40°C to +85°C
VS = ±5 V to ±15 V
TA = −40°C to +85°C
VS = ±2.3 V to ±18 V
90
110
124
130
TA = −40°C to +85°C
TA = −40°C to +85°C
A Grade
Typ Max
0.07
8
75
2
0.5
0.25
40
6
120
150
0.4
500
0.8
9
110
120
130
140
0.5 2.0
3.0
1
0.2 1
1.5
1
AD8222
B Grade
Min
Typ Max
Unit
86
106
126
140
80
100
110
110
0.07
dB
dB
dB
dB
dB
dB
dB
dB
µV/V/°C
8
nV/√Hz
75
nV/√Hz
2
µV p-p
0.5
µV p-p
0.25
µV p-p
40
fA/√Hz
6
pA p-p
60
µV
80
µV
0.3
µV/°C
350
µV
0.5
mV
5
µV/°C
94
110
dB
114
130
dB
130
140
dB
140
150
dB
0.2 1.0
1.5
1
0.1 0.5
0.6
0.5 2
nA
nA
pA/°C
nA
nA
pA/°C
Rev. B | Page 3 of 24
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