AD5259EVAL Analog Devices Inc, AD5259EVAL Datasheet - Page 10
AD5259EVAL
Manufacturer Part Number
AD5259EVAL
Description
BOARD EVAL FOR AD5259 DGTL POT
Manufacturer
Analog Devices Inc
Datasheet
1.AD5259BRMZ10.pdf
(24 pages)
Specifications of AD5259EVAL
Main Purpose
Digital Potentiometer
Utilized Ic / Part
AD5259
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Secondary Attributes
-
Embedded
-
Primary Attributes
-
Lead Free Status / Rohs Status
Not Compliant
AD5259
Figure 19. Potentiometer Mode Tempco (ΔV
Figure 18. Rheostat Mode Tempco (ΔR
–100
–200
–300
–400
–500
–600
400
300
200
100
–10
–20
–30
–40
350
300
250
200
150
100
70
60
50
40
30
20
10
50
0
0
0
–40
0
0
R
WB
5k
100k
50k
@ V
32
32
–20
10k
10k
50k
DD
Figure 20. R
= 5.5V
64
64
100k
0
5k
TEMPERATURE (C)
96
96
CODE (Decimal)
CODE (Decimal)
WB
vs. Temperature
20
128
128
R
AB
WB
x 10
160
160
W
@ V
40
x 10
6
)/(R
DD
6
)/(V
192
192
AB
= 2.7V
x ΔT) vs. Code
60
W
x ΔT) vs. Code
224
224
80
256
256
Rev. B | Page 10 of 24
–12
–18
–24
–30
–36
–42
–48
–54
–60
–12
–18
–24
–30
–36
–42
–48
–54
–60
120
100
–6
–6
80
60
40
20
0
0
0
–40
1k
1k
Figure 23. Gain vs. Frequency vs. Code, R
Figure 22. Gain vs. Frequency vs. Code, R
Figure 21. Total Resistance vs. Temperature
–20
10k
10k
80
40
20
10
08
04
02
01
80
40
20
10
08
04
02
01
100k Rt @ V
50k Rt @ V
5k Rt @ V
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
0
TEMPERATURE (C)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k Rt @ V
DD
100k
100k
20
DD
DD
= 5.5V
= 5.5V
= 5.5V
DD
= 5.5V
40
AB
1M
AB
1M
= 10 kΩ
= 5 kΩ
60
80
10M
10M