AD8221(2003) 查看數據表（PDF） - Analog Devices
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AD8221 Datasheet PDF : 20 Pages
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AD8221
SPECIFICATIONS
Table 1. VS = ±15 V, VREF = 0 V, TA = +25°C, G = 1, RL = 2 kΩ, unless otherwise noted
AR Grade
BR Grade
Parameter
Conditions
Min Typ Max Min Typ Max
COMMON-MODE
REJECTION RATIO (CMRR)
CMRR DC to 60 Hz with
1 kΩ Source Imbalance
VCM = –10 V to +10 V
G=1
80
90
G = 10
100
110
G = 100
120
130
G = 1000
130
140
CMRR at 10 kHz
VCM = –10 V to +10 V
G=1
80
80
G = 10
90
100
G = 100
100
110
G = 1000
100
110
NOISE
RTI noise = √eNI2 + (eNO/G)2
Voltage Noise, 1 kHz
Input Voltage Noise, eNI
Output Voltage Noise, eNO
RTI
G=1
G = 10
G = 100 to 1000
Current Noise
VOLTAGE OFFSET1
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
Input Bias Current
Over Temperature
Average TC
Input Offset Current
Over Temperature
Average TC
REFERENCE INPUT
RIN
IIN
Voltage Range
Gain to Output
POWER SUPPLY
Operating Range
Quiescent Current
Over Temperature
VIN+, VIN–, VREF = 0
f = 0.1 Hz to 10 Hz
f = 1 kHz
f = 0.1 Hz to 10 Hz
VS = ±5 V to ±15 V
T = –40°C to +85°C
VS = ±5 V to ±15 V
T = –40°C to +85°C
VS = ±2.3 V to ±18 V
T = –40°C to +85°C
T = –40°C to +85°C
VIN+, VIN–, VREF = 0
VS = ±2.3 V to ±18 V
T = –40°C to +85°C
8
8
75
75
2
2
0.5
0.5
0.25
0.25
40
40
6
6
60
25
86
45
0.4
0.3
300
200
0.66
0.45
6
5
90 110
110 120
124 130
130 140
94 110
114 130
130 140
140 150
0.5 1.5
2.0
1
0.2 0.6
0.8
1
0.2 0.4
1
1
0.1 0.4
0.6
1
20
50 60
–VS
+VS
1 ± 0.0001
20
50 60
–VS
+VS
1 ± 0.0001
±2.3
±18 ±2.3
±18
0.9 1
0.9 1
1
1.2
1
1.2
ARM Grade
Min Typ Max
80
100
120
130
80
90
100
100
8
75
2
0.5
0.25
40
6
70
135
0.9
600
1.00
9
90 100
100 120
120 140
120 140
0.5 2
3
3
0.3 1
1.5
3
20
50 60
–VS
+VS
1 ± 0.0001
±2.3
±18
0.9 1
1
1.2
Unit
dB
dB
dB
dB
dB
dB
dB
dB
nV/√Hz
nV/√Hz
µV p-p
µV p-p
µV p-p
fA/√Hz
pA p-p
µV
µV
µV/°C
µV
mV
µV/°C
dB
dB
dB
dB
nA
nA
pA/°C
nA
nA
pA/°C
kΩ
µA
V
V/V
V
mA
mA
Rev. A | Page 3 of 20
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