AD8226 查看數據表（PDF） - Analog Devices
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AD8226 Datasheet PDF : 28 Pages
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Data Sheet
AD8226
+VS = 2.7 V, −VS = 0 V, VREF = 0 V, TA = 25°C, G = 1, RL = 10 kΩ, specifications referred to input, unless otherwise noted.
Table 3.
Parameter
Conditions
Min
COMMON-MODE REJECTION RATIO (CMRR) VCM = 0 V to 1.7 V
CMRR, DC to 60 Hz
G=1
86
G = 10
106
G = 100
120
G = 1000
120
CMRR at 5 kHz
G=1
80
G = 10
90
G = 100
90
G = 1000
100
NOISE
Total noise: eN = √(eNI2 + (eNO/G)2)
Voltage Noise
1 kHz
Input Voltage Noise, eNI
Output Voltage Noise, eNO
RTI
f = 0.1 Hz to 10 Hz
G=1
G = 10
G = 100 to 1000
Current Noise
f = 1 kHz
f = 0.1 Hz to 10 Hz
VOLTAGE OFFSET
Input Offset, VOSI
Average Temperature Coefficient
Output Offset, VOSO
Average Temperature Coefficient
Offset RTI vs. Supply (PSR)
G=1
Total offset voltage: VOS = VOSI + (VOSO/G)
TA = −40°C to +125°C
TA = −40°C to +125°C
VS = 0 V to 1.7 V
100
G = 10
115
G = 100
120
G = 1000
120
INPUT CURRENT
Input Bias Current1
TA = +25°C
5
TA = +125°C
5
TA = −40°C
5
Average Temperature Coefficient TA = −40°C to +125°C
Input Offset Current
TA = +25°C
TA = +125°C
TA = −40°C
Average Temperature Coefficient TA =−40°C to +125°C
REFERENCE INPUT
RIN
IIN
Voltage Range
−VS
Reference Gain to Output
Reference Gain Error
DYNAMIC RESPONSE
Small-Signal −3 dB Bandwidth
G=1
G = 10
G = 100
G = 1000
ARZ, ARMZ
Typ Max
22 24
120 125
2.0
0.5
0.4
100
3
100
0.5 2
600
2
10
20 27
15 25
30 35
70
1
1.5
1
5
100
7
+VS
1
0.01
1500
160
20
2
BRZ, BRMZ
Min
Typ Max
90
106
120
120
80
90
90
100
22 24
120 125
2.0
0.5
0.4
100
3
50
0.5 1
400
1
5
100
115
120
120
5
20 27
5
15 25
5
30 35
70
0.5
0.5
0.1
5
100
7
−VS
+VS
1
0.01
1500
160
20
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/°C
µV
µV/°C
dB
dB
dB
dB
nA
nA
nA
pA/°C
nA
nA
nA
pA/°C
kΩ
µA
V
V/V
%
kHz
kHz
kHz
kHz
Rev. C | Page 5 of 28
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