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参数资料
型号： MCP4531T-503E/ML
元件分类： 数字电位计
英文描述： DIGITAL POTENTIOMETER, PQCC16
封装： 4 X 4 MM, 0.90 MM HEIGHT, PLASTIC, QFN-16
文件页数： 19/88页
文件大小： 2310K
代理商： MCP4531T-503E/ML
MCP453X/455X/463X/465X
DS22096A-page 26
2008 Microchip Technology Inc.
Note: Unless otherwise indicated, TA = +25°C, VDD = 5V, VSS = 0V.
FIGURE 2-32:
50 k
Ω Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 5.5V).
FIGURE 2-33:
50 k
Ω Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 3.0V).
FIGURE 2-34:
50 k
Ω Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 1.8V).
FIGURE 2-35:
50 k
Ω Rheo Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 5.5V).
FIGURE 2-36:
50 k
Ω Rheo Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 3.0V).
FIGURE 2-37:
50 k
Ω Rheo Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 1.8V).
20
40
60
80
100
120
0
32
64
96
128 160 192 224 256
Wiper Setting (decimal)
W
ipe
rRes
ist
anc
e
(
R
W
)
(ohms)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
Error
(LSb)
-40C Rw
25C Rw
85C Rw
125C Rw
-40C INL
25C INL
85C INL
125C INL
-40C DNL
25C DNL
85C DNL
125C DNL
INL
DNL
RW
-40°C
25°C
85°C
125°C
20
60
100
140
180
220
260
300
0
32
64
96
128 160 192 224 256
Wiper Setting (decimal)
W
ipe
rRes
ist
anc
e
(
R
W
)
(ohms)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
Error
(LSb)
-40C Rw
25C Rw
85C Rw
125C Rw
-40C INL
25C INL
85C INL
125C INL
-40C DNL
25C DNL
85C DNL
125C DNL
INL
DNL
RW
-40°C
25°C
85°C
125°C
0
1000
2000
3000
4000
5000
6000
7000
8000
9000
10000
11000
12000
13000
14000
15000
0
64
128
192
256
Wiper Setting (decimal)
W
ip
e
rR
e
si
s
tan
c
e
(
R
W
)
(ohms
)
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
E
rro
r(
L
S
b
)
-40C Rw
25C Rw
85C Rw
125C Rw
-40C INL
25C INL
85C INL
125C INL
-40C DNL
25C DNL
85C DNL
125C DNL
INL
DNL
RW
Note:
Refer to AN1080 for additional informa-
tion on the characteristics of the wiper
resistance (RW) with respect to device
voltage and wiper setting value.
20
40
60
80
100
120
0
32
64
96
128 160 192 224 256
Wiper Setting (decimal)
W
ipe
rRes
ist
anc
e
(
R
W
)
(ohms)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
Error
(LSb)
-40C Rw
25C Rw
85C Rw
125C Rw
-40C INL
25C INL
85C INL
125C INL
-40C DNL
25C DNL
85C DNL
125C DNL
INL
DNL
RW
-40°C
25°C
85°C
125°C
20
60
100
140
180
220
260
300
0
32
64
96 128 160 192 224 256
Wiper Setting (decimal)
Wipe
rRes
ist
anc
e
(
R
W
)
(ohms)
-1
-0.75
-0.5
-0.25
0
0.25
0.5
0.75
1
Error
(LSb)
-40C Rw
25C Rw
85C Rw
125C Rw
-40C INL
25C INL
85C INL
125C INL
-40C DNL
25C DNL
85C DNL
125C DNL
INL
DNL
RW
-40°C
25°C
85°C
125°C
0
1000
2000
3000
4000
5000
6000
7000
8000
9000
10000
11000
12000
13000
14000
15000
0
25 50 75 100 125 150 175 200 225 250
Wiper Setting (decimal)
W
ip
e
rR
esi
st
a
n
c
e
(
R
w
)
(ohms
)
-1.5
3.5
8.5
13.5
18.5
23.5
28.5
33.5
38.5
43.5
48.5
53.5
58.5
63.5
68.5
73.5
78.5
E
rro
r(
L
S
b
)
-40C Rw
25C Rw
85C Rw
125C Rw
-40C INL
25C INL
85C INL
125C INL
-40C DNL
25C DNL
85C DNL
125C DNL
INL
DNL
RW
Note:
Refer to AN1080 for additional informa-
tion on the characteristics of the wiper
resistance (RW) with respect to device
voltage and wiper setting value.
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