MCP413X/415X/423X/425X
Note: Unless otherwise indicated, TA = +25°C, VDD = 5V, VSS = 0V.
120
100
80
0.3
0.2
0.1
0
120
100
80
0.3
0.2
0.1
0
-40C Rw
-40C INL
-40C DNL
25C Rw
25C INL
25C DNL
85C Rw
85C INL
85C DNL
125C Rw
125C INL
125C DNL
-40C Rw
-40C INL
-40C DNL
25C Rw
25C INL
25C DNL
85C Rw
85C INL
85C DNL
125C Rw
125C INL
125C DNL
INL
INL
DNL
DNL
60
60
-0.1
-0.2
-0.3
-0.1
-0.2
-0.3
-40°C
40
40
-40°C
RW
25°C
85°C
25°C
85°C
RW
125°C
125°C
20
20
0
32 64 96 128 160 192 224 256
Wiper Setting (decimal)
0
32 64 96 128 160 192 224 256
Wiper Setting (decimal)
FIGURE 2-30:
50 kΩ Pot Mode – R (Ω),
FIGURE 2-33:
50 kΩ Rheo Mode – R (Ω),
W
W
INL (LSb), DNL (LSb) vs. Wiper Setting and
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (V = 5.5V).
Ambient Temperature (V = 5.5V).
DD
DD
300
1
-40C Rw
-40C INL
-40C DNL
25C Rw
25C INL
25C DNL
85C Rw
85C INL
85C DNL
125C Rw
125C INL
125C DNL
300
0.3
0.2
0.1
0
-40C Rw
-40C INL
-40C DNL
25C Rw
25C INL
25C DNL
85C Rw
85C INL
85C DNL
125C Rw
125C INL
125C DNL
0.75
0.5
0.25
0
260
220
180
140
100
60
260
220
180
140
100
60
INL
INL
DNL
DNL
-0.25
-0.5
-0.75
-1
RW
-0.1
-0.2
-0.3
RW
-40°C
-40°C
25°C
85°C
25°C
85°C
125°C
125°C
20
20
0
32 64 96 128 160 192 224 256
Wiper Setting (decimal)
0
32 64 96 128 160 192 224 256
Wiper Setting (decimal)
FIGURE 2-31:
50 kΩ Pot Mode – R (Ω),
FIGURE 2-34:
50 kΩ Rheo Mode – R (Ω),
W
W
INL (LSb), DNL (LSb) vs. Wiper Setting and
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (V = 3.0V).
Ambient Temperature (V = 3.0V).
DD
DD
15000
78.5
73.5
68.5
63.5
58.5
53.5
48.5
43.5
38.5
33.5
28.5
23.5
18.5
13.5
8.5
-40C Rw
-40C INL
-40C DNL
25C Rw
25C INL
25C DNL
85C Rw
85C INL
85C DNL
125C Rw
125C INL
125C DNL
15000
0.5
0.4
0.3
0.2
0.1
0
14000
13000
12000
11000
10000
9000
8000
7000
6000
5000
4000
3000
2000
1000
0
-40C Rw
-40C INL
-40C DNL
25C Rw
25C INL
25C DNL
85C Rw
85C INL
85C DNL
125C Rw
125C INL
125C DNL
14000
13000
12000
11000
10000
9000
8000
7000
6000
5000
4000
3000
2000
1000
0
RW
INL
DNL
-0.1
-0.2
-0.3
-0.4
-0.5
INL
RW
DNL
3.5
-1.5
0
64
128
192
256
0
25 50 75 100125150175200225250
Wiper Setting (decimal)
Wiper Setting (decimal)
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.
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.
FIGURE 2-35:
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (V = 1.8V).
50 kΩ Rheo Mode – R (Ω),
W
FIGURE 2-32:
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (V = 1.8V).
50 kΩ Pot Mode – R (Ω),
W
DD
DD
DS22060B-page 22
© 2008 Microchip Technology Inc.
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