MCP41XXX/42XXX
Note: Unless otherwise indicated, curve represents 10 kΩ, 50 kΩ and 100 kΩ devices, VDD = 5V, VSS = 0V, TA = +25°C,
VB = 0V.
0.5
0.4
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
280
230
180
130
80
Refer to Figure 2-27
VDD = 5V
FCLK = 3 MHz
Code = FFh
TA = +85°C
TA = +25°C
TA = -40°C
VDD = 3V
30
-40 -25 -10
5
20 35 50 65 80 95 110 125
Temperature (°C)
0
32
64
96 128 160 192 224 256
Code (Decimal)
FIGURE 2-7:
Rheostat INL Error vs.
FIGURE 2-10:
Active Supply Current vs.
Code.
Temperature.
1000
3000
2500
2000
1500
1000
500
A - VDD = 5.5V, Code = AAh
B - VDD = 3.3V, Code = AAh
C - VDD = 5.5V, Code = FFh
D - VDD = 3.3V, Code = FFh
TA = -40°C to +85°C,
900
800
700
600
500
400
300
200
100
0
V
A = no connect,
R
WB measured
B
C
A
0
0
D
32 64 96 128 160 192 224 256
Code (Decimal)
1k
10k
100k
Clock Frequency (Hz)
1M
10M
FIGURE 2-8:
Rheostat Mode Tempco vs.
FIGURE 2-11:
Active Supply Current vs.
Code.
Clock Frequency.
1
0
1000
100
10
VDD = 5.5V
-1
-2
-3
-4
-5
-6
1
-7
0
-40 -25 -10
5
20 35 50 65 80 95 11 12
0
5
2
4
6
RS & SHDN Pin Voltage (V)
Temperature (°C)
FIGURE 2-9:
Static Current vs.
FIGURE 2-12:
Reset & Shutdown Pins
Temperature.
Current vs. Voltage.
DS11195C-page 8
2003 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
