AD5203 Analog Devices, AD5203 Datasheet - Page 7

• Manufacturer Part Number: AD5203
• Description: 8-Bit Dual Nonvolatile Memory Digital Potentiometer
• Manufacturer: Analog Devices

REV. 0
Figure 20. Power Supply Rejection
vs. Frequency
Figure 23. Incremental Wiper ON
Resistance vs. V
100
80
60
40
20
80
60
40
20
0
0
1k
0
V
T
CODE = 80
C
V
A
A
DD
L
= +25 C
= 10pF
= 4V, V
= +5V DC
1
B
H
10k
= 0V
FREQUENCY – Hz
V
2
DD
V
V
1V p-p AC
DD
DD
= +5.5V
DD
= +2.7V
– Volts
3
100k
4
T
A
= +25 C
5
1M
6
Figure 24. Shutdown Current vs.
Temperature
–10
–15
–20
–25
–30
–35
–40
–45
–50
100
Figure 21. –3 dB Frequency at
Half-Scale
–5
10
0
1
–55 –35
10
V
V
V
CODE = 20
T
DD
A
DD
IN
100
= +25 C
= +5V
= 100mV rms
–15
= +5V
TEMPERATURE – C
FREQUENCY – Hz
5
H
f
1k
–7–
–3dB
25
R = 100k
= 65kHz,
f
45
–3dB
10k
65
= 625kHz,
R = 10k
100k
85 105 125
1M
Figure 22. Supply Current vs. Clock
Frequency
0.001
1200
1000
0.01
800
600
400
200
0.1
Figure 25. Supply Current vs.
Temperature
0
–55 –35
1
1k
A – V
B – V
C – V
D – V
LOGIC INPUT
VOLTAGE = 0, V
CODE = 15
CODE = 15
CODE = 3F
CODE = 3F
DD
DD
DD
DD
–15
10k
= +5.5V
= +3.3V
= +5.5V
= +3.3V
V
V
TEMPERATURE – C
DD
DD
FREQUENCY – Hz
5
= +5.5V
= +3.3V
H
H
H
H
25
DD
100k
45
AD5203
T
A
65
= +25 C
1M
85 105
A
B
C
D
125
10M