Datasheet

AD8220
Rev. B | Page 11 of 28
XX
XX
XX XX
03579-024
XXX (X)
XXX (X)
1s/DIV5µV/DIV
Figure 11. 0.1 Hz to 10 Hz RTI Voltage Noise (G = 1)
XX
XX
XX XX
03579-025
XXX (X)
XXX (X)
1s/DIV1µV/DIV
Figure 12. 0.1 Hz to 10 Hz RTI Voltage Noise (G = 1000)
8
0
0.1 1k
03579-009
TIME (s)
 V
OSI
(µV)
1 10 100
7
6
5
4
3
2
1
Figure 13. Change in Input Offset Voltage vs. Warmup Time
150
10
11M
03579-035
FREQUENCY (Hz)
PSRR (dB)
10 100 1k 10k 100k
130
110
90
70
50
30
BANDWIDTH
LIMITED
GAIN = 1
GAIN = 10
GAIN = 100
GAIN = 1000
Figure 14. Positive PSRR vs. Frequency, RTI
150
10
11M
03579-040
FREQUENCY (Hz)
PSRR (dB)
10 100 1k 10k 100k
130
110
90
70
50
30
GAIN = 1
GAIN = 10
GAIN = 100
GAIN = 1000
Figure 15. Negative PSRR vs. Frequency, RTI
–1
1
3
5
7
9
–16 16
03579-050
COMMON-MODE VOLTAGE (V)
INPUT BIAS CURRENT (pA)
INPUT OFFSET CURRENT (pA)
–12 –8 –4 0 4 8 12
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
INPUT OFFSET
CURRENT ±5
–15.1V
–5.1V
INPUT OFFSET
CURRENT ±15
INPUT BIAS
CURRENT ±15
INPUT BIAS
CURRENT ±5
Figure 16. Input Bias Current and Input Offset Current vs.
Common-Mode Voltage