Datasheet

AD5273
Rev. H | Page 11 of 24
FREQUENCY (Hz)
12
6
0
–48
10M100
MAGNITUDE (dB)
1k 10k 100k 1M
–30
–24
–18
–12
–6
–36
–42
03224-021
1k Ω
100k Ω
50k Ω
10k Ω
Figure 21. −3 dB Bandwidth
FREQUENCY (Hz)
–
80
0
100 1M1k
POWER SUPPLY REJECTION
R
A
TIO (dB)
10k 100k
–20
–40
–60
03224-022
T
A
= 25°C
CODE = 0x20
V
A
= 2.5V, V
B
= 0V
V
DD
= 5V DC ±1.0V p-p AC
V
DD
= 3V DC ±0.6V p-p AC
Figure 22. PSRR vs. Frequency
SCL = 5V/DIV
V
W
= 10mV/DIV
V
DD
= 5.5V
V
A
= 5.5V
V
B
= GND
10mV
5V
500ns
03224-023
f
CLK
= 100kHz
Figure 23. Digital Feedthrough
SCL = 5V/DI
V
V
DD
= 5.5V
V
A
= 5.5V
V
B
= GND
f
CLK
= 400kHz
DATA 0x00 0x3F
5V 5V 5μs
V
W
= 5V/DIV
03224-024
Figure 24. Large Settling Time
SCL = 5V/DIV
V
W
= 50mV/DIV
V
DD
= 5.5V
V
A
= 5.5V
V
B
= GND
f
CLK
= 100kHz
DATA 0x20 0x1F
5V50mV 200ns
03224-025
Figure 25. Midscale Glitch Energy
V
DD
= 5V/DI
V
V
W
= 1V/DIV
5V1V
OTP PROGRAMMED AT MS
V
DD
= 5.5V
V
A
= 5.5V
R
AB
= 10kΩ
w
5µs
03224-026
Figure 26. Power-Up Settling Time After Fuses Blown