Datasheet

AD8426
Rev. 0 | Page 14 of 28
30
16
18
20
22
24
26
28
–0.5 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
INPUT BIAS CURRENT (nA)
COMMON-MODE VOLTAGE (V)
–0.12V
+4.22V
09490-115
Figure 21. Input Bias Current vs. Common-Mode Voltage,
Single Supply, V
S
= 5 V
160
140
120
100
80
60
40
20
0
0.1 1 10 100 1k 10k 100k 1M
FREQUENCY (Hz)
POSITIVE PSRR (dB)
GAIN = 1000
GAIN = 100
GAIN = 10
GAIN = 1
09490-322
Figure 22. Positive PSRR vs. Frequency, RTI
70
60
50
–30
–20
–10
0
10
20
30
40
100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
GAIN (dB)
GAIN = 1000
GAIN = 100
GAIN = 10
GAIN = 1
V
S
= ±15V
09490-323
Figure 23. Gain vs. Frequency, Dual Supply, V
S
= ±15 V
50
–5
0
5
10
15
20
25
30
35
40
45
–16 –12 –8 –4 0 4 8 12 16
INPUT BIAS CURRENT (nA)
COMMON-MODE VOLTAGE (V)
–15.1V
+14.1V
09490-118
Figure 24. Input Bias Current vs. Common-Mode Voltage,
Dual Supply, V
S
= ±15 V
160
140
120
100
80
60
40
20
0
0.1 1 10 100 1k 10k 100k 1M
FREQUENCY (Hz)
NE
G
A
TIVE PSRR (dB)
GAIN = 1000
GAIN = 100
GAIN = 10
GAIN = 1
09490-325
Figure 25. Negative PSRR vs. Frequency
70
60
50
–20
–10
0
10
20
30
40
100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
GAIN (dB)
GAIN = 1000
GAIN = 100
GAIN = 10
GAIN = 1
09490-326
Figure 26. Gain vs. Frequency, Single Supply, V
S
= 2.7 V