MCP42050-I/TS Microchip Technology, MCP42050-I/TS Datasheet - Page 7

• Manufacturer Part Number: MCP42050-I/TS
• Description: Single/Dual Digital Potentiometer with SPI Interface
• Manufacturer: Microchip Technology

2.0
Note: Unless otherwise indicated, curve represents 10 k , 50 k and 100 k devices, V
V
FIGURE 2-1:
Terminal Resistance vs. Code.
FIGURE 2-2:
Code.
FIGURE 2-3:
Tempco vs. Code.
B
2003 Microchip Technology Inc.
Note:
= 0V.
0.8
0.6
0.4
0.2
1
0
-10
-0.1
-0.2
-0.3
-0.4
-0.5
70
60
50
40
30
20
10
0.5
0.4
0.3
0.2
0.1
TYPICAL PERFORMANCE CURVES
0
0
0
0
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
0
32
R
32
WB
32
64
64
64
Normalized Wiper to End
Potentiometer INL Error vs.
Potentiometer Mode
Code (Decimal)
96
V
Code (Decimal)
Code (Decimal)
96
DD
96
= +3V to +5V
128
128
128 160 192 224 256
160
160
T
Refer to Figure 2-25
T
V
A
A
A
192
= -40°C to +85°C
= -40°C to +85°C
= 3V
192
R
WA
224
224
256
256
FIGURE 2-4:
vs. Temperature.
FIGURE 2-5:
vs. Temperature.
FIGURE 2-6:
vs. Temperature.
70
60
50
40
30
20
10
140
120
100
MCP41XXX/42XXX
0
80
60
40
20
14
12
10
-40 -25 -10
0
8
6
4
2
0
-40 -25 -10
-40 -25 -10
MCP41050, MCP42050 (50 k potentiometers)
MCP41100, MCP42100 (100 k potentiometers)
MCP41010, MCP42010 (10 k
5
5
5
Temperature (°C)
Nominal Resistance 10 k
Nominal Resistance 50 k
Nominal Resistance 100 k
20
20 35 50 65 80 95 110 125
Temperature (°C)
20
Temperature (°C)
DD
35
35
= 5V, V
potentiometers)
50
50
Code = 80h
65
SS
65
R
Code = 80h
WB
= 0V, T
R
Code = 80h
DS11195C-page 7
80
AB
80
R
R
R
WB
AB
WB
R
95 110 125
95 110 125
AB
A
= +25°C,