MCP4531 Microchip Technology Inc., MCP4531 Datasheet - Page 30

• Manufacturer Part Number: MCP4531
• Description: 7/8-bit Single/dual I 2 C Digital Pot With Non-volatile Memory
• Manufacturer: Microchip Technology Inc.

MCP454X/456X/464X/466X
Note: Unless otherwise indicated, T
FIGURE 2-43:
Resistance (
V
DS22107A-page 30
DD
.
103500
103000
102500
102000
101500
101000
100500
100000
99500
99000
98500
-40
Ω
) vs. Ambient Temperature and
Ambient Temperature (°C)
100 k
0
Ω
40
– Nominal
2.7V
A
5.5V
1.8V
= +25°C, V
80
120
DD
= 5V, V
SS
= 0V.
FIGURE 2-44:
Setting and Ambient Temperature.
120000
100000
80000
60000
40000
20000
0
0
32
64
Wiper Setting (decimal)
100 k
© 2008 Microchip Technology Inc.
96
Ω
128
– R
160
WB
(
192
Ω
) vs. Wiper
224
-40°C
25°C
85°C
125°C
256