MCP4141 MICROCHIP [Microchip Technology], MCP4141 Datasheet - Page 22

• Manufacturer Part Number: MCP4141
• Description: 7/8-Bit Single/Dual SPI Digital POT with Non-Volatile Memory
• Manufacturer: MICROCHIP [Microchip Technology]

MCP414X/416X/424X/426X
Note: Unless otherwise indicated, T
FIGURE 2-37:
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (V
FIGURE 2-38:
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (V
FIGURE 2-39:
Resistance (
V
DS22059B-page 22
DD
.
120
100
300
260
220
180
140
100
80
60
40
20
101500
101000
100500
100000
60
20
99500
99000
0
0
125°C
125°C
-40
Ω
32
-40C Rw
-40C INL
-40C DNL
-40C Rw
-40C INL
-40C DNL
32
) vs. Ambient Temperature and
85°C
85°C
DNL
DNL
25°C
Wiper Setting (decimal)
Wiper Setting (decimal)
64
64
25°C
Ambient Temperature (°C)
-40°C
25C Rw
25C INL
25C DNL
25C Rw
25C INL
25C DNL
100 k
100 k
100 k
96 128 160 192 224 256
96 128 160 192 224 256
0
-40°C
5.5V
DD
DD
2.7V
Ω
Ω
Ω
INL
85C Rw
85C INL
85C DNL
INL
85C Rw
85C INL
85C DNL
R
R
= 5.5V).
= 3.0V).
40
Pot Mode – R
W
Pot Mode – R
– Nominal
W
A
= +25°C, V
125C Rw
125C INL
125C DNL
125C Rw
125C INL
125C DNL
80
0.2
0.15
0.1
0.05
0
-0.05
-0.1
-0.15
-0.2
0.2
0.1
0
-0.1
-0.2
W
W
120
DD
(
(
Ω
Ω
= 5V, V
),
),
SS
= 0V.
FIGURE 2-40:
(
Ambient Temperature (V
FIGURE 2-41:
(
Ambient Temperature (V
FIGURE 2-42:
Setting and Ambient Temperature.
Ω
Ω
), INL (LSb), DNL (LSb) vs. Wiper Setting and
), INL (LSb), DNL (LSb) vs. Wiper Setting and
120000
100000
80000
60000
40000
20000
120
100
300
260
220
180
140
100
80
60
40
20
60
20
0
0
0
125°C
125°C
0
-40C Rw
-40C INL
-40C DNL
32
32
DNL
-40C Rw
-40C INL
-40C DNL
DNL
32
85°C
85°C
Wiper Setting (decimal)
64
Wiper Setting (decimal)
64
64
25°C
25°C
Wiper Setting (decimal)
25C Rw
25C INL
25C DNL
25C Rw
25C INL
25C DNL
96 128 160 192 224 256
100 k
100 k
100 k
96
© 2008 Microchip Technology Inc.
-40°C
-40°C
INL
INL
96
128 160 192 224 256
DD
DD
Ω
Ω
Ω
85C Rw
85C INL
85C DNL
128
85C Rw
85C INL
85C DNL
= 5.5V).
= 3.0V).
R
Rheo Mode – R
Rheo Mode – R
– R
W
160
WB
125C Rw
125C INL
125C DNL
R
125C Rw
125C INL
125C DNL
W
(
192
Ω
) vs. Wiper
224
-40°C
25°C
85°C
125°C
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
256
W
W