參數(shù)資料
型號： MCP42050T
廠商： Microchip Technology Inc.
元件分類： 數(shù)字電位計
英文描述： Single/Dual Digital Potentiometer with SPI⑩ Interface
中文描述： 單/雙數(shù)字電位器接口與SPI⑩
文件頁數(shù)： 7/33頁
文件大?。?/td> 682K
代理商： MCP42050T
2003 Microchip Technology Inc.
DS11195C-page 7
MCP41XXX/42XXX
2.0
TYPICAL PERFORMANCE CURVES
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.
Note:
Unless otherwise indicated, curve represents 10 k
, 50 k
and 100 k
devices, V
DD
= 5V, V
SS
= 0V, T
A
= +25°C,
V
B
= 0V.
FIGURE 2-1:
Terminal Resistance vs. Code.
Normalized Wiper to End
FIGURE 2-2:
Code.
Potentiometer INL Error vs.
FIGURE 2-3:
Tempco vs. Code.
Potentiometer Mode
FIGURE 2-4:
vs. Temperature.
Nominal Resistance 10 k
FIGURE 2-5:
vs. Temperature.
Nominal Resistance 50 k
FIGURE 2-6:
vs. Temperature.
Nominal Resistance 100 k
Note:
0
0.2
0.4
0.6
0.8
1
0
32
64
96
Code (Decimal)
128
160
192
224
256
N
)
R
WB
R
WA
V
DD
= +3V to +5V
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
0
32
64
96
128
160
192
224
256
Code (Decimal)
P
T
A
= -40°C to +85°C
Refer to Figure 2-25
-10
0
10
20
30
40
50
60
70
0
32
64
96
Code (Decimal)
128
160
192
224
256
P
(
T
A
= -40°C to +85°C
V
A
= 3V
0
2
4
6
8
10
12
14
-40 -25 -10
5
20
35
50
65
80
95 110 125
Temperature (°C)
N
)
R
AB
R
WB
Code = 80h
MCP41010, MCP42010 (10 k
potentiometers)
0
10
20
30
40
50
60
70
-40 -25 -10
5
20
35
50
65
80
95 110 125
Temperature (°C)
N
)
R
AB
R
WB
Code = 80h
MCP41050, MCP42050 (50 k
potentiometers)
0
20
40
60
80
100
120
140
-40 -25 -10
5
20
35
50
65
80
95 110 125
Temperature (°C)
N
)
MCP41100, MCP42100 (100 k
potentiometers)
R
AB
R
WB
Code = 80h
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