Datasheet

AD5258
Rev. 0 | Page 11 of 24
05029-024
20
H
10
H
08
H
04
H
02
H
01
H
–54
–60
–48
–42
–36
–30
–24
–18
–12
–6
0
1k 10k 100k 1M
GAIN (dB)
FREQUENCY (Hz)
Figure 24. Gain vs. Frequency vs. Code, R
AB
= 50 kΩ
05029-025
20
H
10
H
08
H
04
H
02
H
01
H
–54
–60
–48
–42
–36
–30
–24
–18
–12
–6
0
1k 10k 100k 1M
GAIN (dB)
FREQUENCY (Hz)
Figure 25. Gain vs. Frequency vs. Code, R
AB
= 100 kΩ
10k
1k
100
10
012345
05029-052
V
IH
(V)
I
LOGIC
(µA)
V
DD
= V
LOGIC
= 5V
V
DD
= V
LOGIC
= 3V
Figure 26. Logic Supply Current vs. Input Voltage
80
60
40
20
0
100 1k 1M100k10k
05029-056
FREQUENCY (Hz)
PSRR (dB)
CODE = MIDSCALE, V
A
= V
LOGIC
, V
B
= 0V
PSRR @ V
LOGIC
= 5V DC ± 10% p-p AC
PSRR @ V
LOGIC
= 3V DC ± 10% p-p AC
Figure 27. PSRR vs. Frequency
05029-053
400ns/DIV
1
2
V
W
SCL
5V/DIV 500mV/DIV
Figure 28. Digital Feedthrough
05029-055
V
W
1
1 µ s/DIV
200mV/DIV
Figure 29. Midscale Glitch, Code 0×7F to 0×80