Datasheet

Data Sheet AD8253
Rev. B | Page 9 of 24
06983-012
1s/DIV 500nV/DIV
Figure 12. 0.1 Hz to 10 Hz RTI Voltage Noise, G = 1000
06983-013
18
0
1100k
FREQUENCY (Hz)
NOISE (pA/Hz)
10 100 1k 10k
16
14
12
10
8
6
4
2
Figure 13. Current Noise Spectral Density vs. Frequency
06983-014
1s/DIV140pA/DIV
Figure 14. 0.1 Hz to 10 Hz Current Noise
20
18
16
14
12
10
8
6
4
2
0
0.01 0.1 1 10
WARM-UP TIME (Minutes)
CHANGE IN INPUT OFFSET VOLTAGE (µV)
06983-015
Figure 15. Change in Input Offset Voltage vs. Warm-Up Time, G = 1000
140
120
100
80
40
60
0
10 1M
06983-016
FREQUENCY (Hz)
PSRR (dB)
100 1k 10k 100k
20
G = 1
G = 10
G = 100
G = 1000
Figure 16. Positive PSRR vs. Frequency, RTI
140
120
100
80
40
60
0
10 1M
06983-017
FREQUENCY (Hz)
PSRR (dB)
100 1k 10k 100k
20
G = 1
G = 1000
G = 10
G = 100
Figure 17. Negative PSRR vs. Frequency, RTI