Datasheet

AD5245
Rev. B | Page 11 of 20
10k 100k 1M 10M
–5.5
–6.0
–6.5
–7.0
–7.5
–8.0
–8.5
–9.0
–9.5
–10.0
–10.5
REF LEVEL
–5.000dB
/
DI
V
0.500dB
START 1 000.000Hz STOP 1 000 000.000Hz
R = 5kΩ
R = 10kΩ
R = 50kΩ
R = 100kΩ
5kΩ – 1.026MHz
10kΩ – 511kHz
50kΩ – 101kHz
100kΩ – 54kHz
03436-021
Figure 22. –3 dB Bandwidth @ Code = 0x80
FREQUENCY (Hz)
10k100 100k 1M1k
0
20
40
60
PSRR (–dB)
CODE = 0x80, V
A
= V
DD
, V
B
= 0V
PSRR @ V
DD
= 3V DC ±10% p-p AC
03436-022
PSRR @ V
DD
= 5V DC ±10% p-p AC
Figure 23. PSRR vs. Frequency
I
DD
(µA)
FREQUENCY (Hz)
10k
800
700
600
500
400
300
900
200
100
100k 1M 10M
0
CODE = 0x55
CODE = 0xFF
V
DD
= 5V
03436-023
Figure 24. I
DD
vs. Frequency
VW
SCL
Ch 1 200mV
B
W
Ch 2 5.00 V B
W
M 100ns A CH2 3.00 V
1
2
03436-024
Figure 25. Large Signal Settling Time, Code 0xFF ≥ 0x00
VW
SCL
Ch 1 100mV
B
W
Ch 2 5.00 V B
W
M 200ns A CH1 152mV
1
2
V
A
= 5V
V
B
= 0V
03436-025
Figure 26. Digital Feedthrough
VW
SCL
Ch 1 5.00V B
W
Ch 2 5.00 V B
W
M 200ns A CH1 3.00 V
1
2
V
A
= 5V
V
B
= 0V
03436-026
Figure 27. Midscale Glitch, Code 0x80 ≥ 0x7F