MCP4012 Microchip Technology Inc., MCP4012 Datasheet - Page 22

• Manufacturer Part Number: MCP4012
• Description: Low-cost 64-step Volatile Digital Pot
• Manufacturer: Microchip Technology Inc.

MCP4011/2/3/4
Note: Unless otherwise indicated, T
FIGURE 2-48:
(
DS21978C-page 22
Ω
) vs. Ambient Temperature and V
49800
49600
49400
49200
49000
48800
48600
48400
48200
48000
-40
-20
Ambient Temperature (°C)
0
50 k
20
Ω
– Nominal Resistance
40
60
A
= +25°C, V
80
DD.
V
DD
V
100 120
DD
= 5.5V
= 2.7V
DD
= 5V, V
SS
= 0V.
FIGURE 2-49:
Setting and Ambient Temperature.
60000
50000
40000
30000
20000
10000
0
0
8
16
Wiper Setting (decimal)
50 k
© 2006 Microchip Technology Inc.
24
Ω
– R
32
WB
40
(
Ω
48
) vs. Wiper
56
-40C
25C
85C
125C
64