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參數(shù)資料
| 型號： | AD5203AR10 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 數(shù)字電位計 |
| 英文描述： | 4-Channel, 64-Position Digital Potentiometer |
| 中文描述： | 10K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 64 POSITIONS, PDSO24 |
| 封裝： | SOIC-24 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大?。?/td> | 259K |
| 代理商： | AD5203AR10 |
AD5203
–5–
REV. 0
Typical Performance Characteristics–
CODE – Decimal
R
V
10
0
0
8
64
16
24
32
40
48
56
9
6
5
3
1
8
7
4
2
V
DD
= +3V, OR +5V
R
AB
= 10k
V
R
WB
R
WA
Figure 2. Wiper to End Terminal
Resistance vs. Code
WIPER RESISTANCE –
V
F
80
60
0
30
31 32
33
34
35
36
37 38
39
40
20
SS = 544 UNITS
V
DD
= +4.5V
T
A
= +25
8
C
Figure 5. Wiper-Contact-Resistance
Histogram
DIGITAL INPUT CODE – Decimal
D
0.25
–0.250
8
64
16
24
32
40
48
56
0.2
0.05
0
–0.1
–0.2
0.15
0.1
–0.05
–0.15
V
DD
= +3.0V
T
A
= +25
8
C, +85
8
C, –40
8
C
Figure 8. Potentiometer Divider
Differential Nonlinearity Error vs.
Code
05
H
I
WA
CURRENT – mA
V
W
5
00
1
7
2
3
4
5
6
4.5
2
1.5
1
0.5
3.5
2.5
4
3
R
AB
= 10k
V
V
DD
= +5V
T
A
= +25
8
C
3F
H
20
H
10
H
08
H
02
H
Figure 3. Resistance Linearity vs.
Conduction Current
TEMPERATURE –
8
C
N
V
12
0
–75 –50
125
–25
0
25
50
75
100
10
8
6
4
2
AD5203-10K VERSION
R
AB
(END-TO-END)
R
(WIPER-TO-END)
CODE = 20
H
Figure 6.Nominal Resistance vs.
Temperature
CODE – Decimal
P
8
C50
0
0
8
64
16
24
32
40
48
56
30
40
20
10
V
DD
= +3.0V
T
A
= –40
8
C/+85
8
C
V
A
= +2.0V
V
B
= 0V
Figure 9.
V
WB
/
T Potentiometer
Mode Tempco
DIGITAL INPUT CODE – Decimal
R
I
0.25
–0.250
8
64
16
24
32
40
48
56
0.2
0.05
0
–0.1
–0.2
0.15
0.1
–0.05
–0.15
V
DD
= +3.0V
T
A
= –55
8
C
T
A
= +85
8
C
T
A
= +25
8
C
Figure 4. Resistance Step Position
Nonlinearity Error vs. Code
DIGITAL INPUT CODE – Decimal
I
0.25
–0.250
8
64
16
24
32
40
48
56
0.2
0.05
0
–0.1
–0.2
0.15
0.1
–0.05
–0.15
–55
8
C
+85
8
C
+25
8
C
V
DD
= +3.0V
Figure 7. Potentiometer Divider
Nonlinearity Error vs. Code
CODE – Decimal
R
8
C
120
0
0
8
64
16
24
32
40
48
56
80
100
60
40
20
V
DD
= +3.0V
T
A
= –40
8
C/+85
8
C
V
A
= NO CONNECT
R
WB
MEASURED
Figure 10.
R
WB
/
T Rheostat Mode
Tempco
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| AD5203AR100 | 制造商:Analog Devices 功能描述:Digital Potentiometer 64POS 100KOhm Quad 24-Pin SOIC W 制造商:Rochester Electronics LLC 功能描述:QUAD 6-BIT POTENTIOMETER - Bulk |
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