AD5220 Analog Devices, AD5220 Datasheet - Page 6

• Manufacturer Part Number: AD5220
• Description: 8-Bit Dual Nonvolatile Memory Digital Potentiometer
• Manufacturer: Analog Devices

Figure 25. Supply Current vs. Tem-
perature I
AD5220
Figure 22. Power Supply Rejection
vs. Frequency
0.0001
0.001
0.10
0.01
80
60
40
20
0
1k
–40
V
T
CODE = 40
C
V
A
A
DD
L
LOGIC = 0V OR V
= +25 C
= 4V, V
= 10pF
= +5V DC
DD
–15
B
H
10k
FREQUENCY – Hz
= 0V
TEMPERATURE – C
1V p-p AC
10
V
V
DD
D
DD
= +5.5V
= +3.3V
35
100k
60
1M
85
Figure 26. Supply Current vs. Input
Logic Voltage
Figure 23. I
Clock Frequency
0.001
400
350
300
250
200
150
100
0.01
50
0.1
10
0
1
1k
0
DATA = 3F
V
T
B
A
= 0V
= +25 C
DIGITAL INPUT VOLTAGE – V
CLOCK FREQUENCY – Hz
1.0
10k
DD
H
Supply Current vs.
2.0
V
–6–
DD
100k
T
ALL LOGIC INPUT
PINS TIED TOGETHER
= +3V
A
= +25 C
V
V
3.0
DD
A
V
V
V
= +2.7V
DD
A
DD
= +2.7V
= +5.5V
= +5.5V
1M
= +5V
4.0
10M
5.0
Figure 24. Incremental Wiper
Contact Resistance vs. V
80
60
40
20
0
0
1
2
V
V
DD
V
B
DD
= +5.5V
– Volts
3
= +2.7V
T
SEE FIGURE 34
FOR TEST CIRCUIT
A
= +25 C
4
B
5
REV. 0
6