MCP4531 Microchip Technology Inc., MCP4531 Datasheet - Page 24

• 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 2-21:
(
DS22107A-page 24
Ω
) vs. Ambient Temperature and V
10300
10250
10200
10150
10100
10050
10000
9950
9900
9850
-40
Ambient Temperature (°C)
0
10 k
1.8V
Ω
– Nominal Resistance
40
5.5V
A
2.7V
= +25°C, V
80
DD
.
120
DD
= 5V, V
SS
= 0V.
FIGURE 2-22:
Setting and Ambient Temperature.
12000
10000
8000
6000
4000
2000
0
0
32
64
Wiper Setting (decimal)
10 k
© 2008 Microchip Technology Inc.
96
Ω
128
– R
WB
160
(
Ω
192
) vs. Wiper
224
-40°C
25°C
85°C
125°C
256