AD8220 查看數據表（PDF） - Analog Devices
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AD8220 Datasheet PDF : 28 Pages
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XX
5µV/DIV
XX
XX
1s/DIV
XX
XXX (X)
Figure 11. 0.1 Hz to 10 Hz RTI Voltage Noise (G = 1)
XX
1µV/DIV
XX
XX
1s/DIV
XX
XXX (X)
Figure 12. 0.1 Hz to 10 Hz RTI Voltage Noise (G = 1000)
8
7
6
5
4
3
2
1
0
0.1
1
10
100
1k
TIME (s)
Figure 13. Change in Input Offset Voltage vs. Warm Up Time
AD8220
150
130
110 GAIN = 100
90
GAIN = 10
GAIN = 1000
BANDWIDTH
LIMITED
70
GAIN = 1
50
30
10
1
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 14. Positive PSRR vs. Frequency, RTI
150
130
110
GAIN = 1000
90
GAIN = 1
70
GAIN = 10
50
GAIN = 100
30
10
1
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 15. Negative PSRR vs. Frequency, RTI
0.3
9
INPUT OFFSET
CURRENT ±15 INPUT OFFSET
0.2
CURRENT ±5
7
0.1
0
5
–15.1V
–0.1
3
–0.2
–5.1V
INPUT BIAS
INPUT BIAS
CURRENT ±15
–0.3
1
CURRENT ±5
–0.4
–1
–0.5
–16 –12 –8
–4
0
4
8
12
16
COMMON-MODE VOLTAGE (V)
Figure 16. Input Current vs. Common-Mode Voltage
Rev. 0 | Page 11 of 28
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