AD8251 查看數據表（PDF） - Analog Devices
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AD8251 Datasheet PDF : 24 Pages
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AD8251
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, +VS = +15 V, −VS = −15 V, RL = 10 kΩ, unless otherwise noted.
2700
2400
2100
1800
1500
1200
900
600
300
0
–120 –90 –60 –30
0 30
60 90 120
CMRR (µV/V)
Figure 6. Typical Distribution of CMRR, G = 1
500
400
300
200
100
0
–200
–100
0
100
200
INPUT OFFSET VOLTAGE, VOSI , RTI (µV)
Figure 7. Typical Distribution of Offset Voltage, VOSI
800
700
600
500
400
300
200
100
0
–30
–20
–10
0
10
20
30
INPUT OFFSET CURRENT (nA)
Figure 9. Typical Distribution of Input Offset Current
90
80
70
60
50
G=1
40
30
G=2
20
G=4
G=8
10
0
1
10
100
1k
10k
100k
FREQUENCY (Hz)
Figure 10. Voltage Spectral Density Noise vs. Frequency
800
600
400
200
0
–30
–20
–10
0
10
20
30
INPUT BIAS CURRENT (nA)
Figure 8. Typical Distribution of Input Bias Current
2µV/DIV
1s/DIV
Figure 11. 0.1 Hz to 10 Hz RTI Voltage Noise, G = 1
Rev. B | Page 8 of 24
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