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