AD626 查看數據表（PDF） - Analog Devices
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AD626 Datasheet PDF : 13 Pages
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AD626
1000
GAIN = 100
100
VS = ؎5V
DUAL SUPPLY
VS = +5V
SINGLE SUPPLY
GAIN = 10
10
VS = ؎5V
DUAL SUPPLY
0
10
100
1k
10k
100k
1M
FREQUENCY – Hz
TPC 7. Closed-Loop Gain vs. Frequency
140
120
100
G = 10, 100
VS = +5
80
G = 100
60
VS = ؎5
40
G = 10
VS = ؎5
20
0
0.1
1
10
100
1k
10k 100k
1M
FREQUENCY – Hz
TPC 8. Common-Mode Rejection vs. Frequency
100
G = 10, 100
95
90
85
80
VS = +5
75
70
65
–5
0
5
10
15
20
25
INPUT COMMON-MODE VOLTAGE – V
TPC 9. Common-Mode Rejection vs. Input Common-
Mode Voltage for Single-Supply Operation
100
95
90
85
80
VS = ؎5
75
70
65
20
22
24
26
28
30
INPUT COMMON-MODE VOLTAGE – V
TPC 10. Common-Mode Rejection vs. Input
Common- Mode Voltage for Dual-Supply Operation
100
G = 10, 100
90
80
70
60
0
20
40
60
80
INPUT SOURCE RESISTANCE MISMATCH – ⍀
TPC 11. Common-Mode Rejection vs. Input Source
Resistance Mismatch
0.7
CURVE APPLIES TO
0.6
ALL SUPPLY VOLTAGES
AND GAINS BETWEEN 10 AND 100
0.5
TOTAL GAIN ERROR =
0.4
GAIN ACCURACY (FROM SPEC TABLE)
+ ADDITIONAL GAIN ERROR
0.3
0.2
0.1
0.0
10
100
1k
SOURCE RESISTANCE MISMATCH – ⍀
TPC 12. Additional Gain Error vs. Source
Resistance Mismatch
–6–
REV. D
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