AD5203
–7–
REV. 0
80
0
100k
1k
10k
60
40
20
1M
FREQUENCY – Hz
PSRR
–
dB
VDD = +5V DC 1V p-p AC
TA = +25 C
CODE = 80H
CL = 10pF
VA = 4V, VB = 0V
Figure 20. Power Supply Rejection
vs. Frequency
VDD – Volts
R
ON
–
100
80
0
01
6
23
45
60
40
20
TA = +25 C
VDD = +2.7V
VDD = +5.5V
Figure 23. Incremental Wiper ON
Resistance vs. VDD
0
–50
10
100
1M
1k
10k
100k
–10
–20
–30
–40
GAIN
–
dB
FREQUENCY – Hz
–5
–15
–25
–35
–45
VDD = +5V
VIN = 100mV rms
CODE = 20H
TA = +25 C
f–3dB = 625kHz,
R = 10k
f–3dB = 65kHz,
R = 100k
Figure 21. –3 dB Frequency at
Half-Scale
I A
SHUTDOWN
CURRENT
–
nA
100
1
–55 –35
10
–15
5
25
45
65
85
105 125
TEMPERATURE – C
VDD = +5V
Figure 24. Shutdown Current vs.
Temperature
FREQUENCY – Hz
1k
1M
10M
10k
100k
I DD
–
SUPPLY
CURRENT
–
A
1200
1000
800
600
400
200
0
TA = +25 C
A
B
C
D
A – VDD = +5.5V
CODE = 15
H
B – VDD = +3.3V
CODE = 15
H
C – VDD = +5.5V
CODE = 3F
H
D – VDD = +3.3V
CODE = 3FH
Figure 22. Supply Current vs. Clock
Frequency
TEMPERATURE – C
I DD
–
SUPPLY
CURRENT
–
A
1
0.1
0.001
–55 –35
125
–15
5
25
45
65
85 105
0.01
VDD = +5.5V
VDD = +3.3V
LOGIC INPUT
VOLTAGE = 0, VDD
Figure 25. Supply Current vs.
Temperature