參數(shù)資料
型號： MCP41050T-I/SN
廠商： Microchip Technology
文件頁數(shù)： 26/28頁
文件大小： 0K
描述： IC POT DIGITAL 50K 1CH SPI 8SOIC
標準包裝： 3,300
接片： 256
電阻（歐姆）： 50k
電路數(shù)： 1
溫度系數(shù)： 標準值 800 ppm/°C
存儲器類型： 易失
接口： 3 線串行（芯片選擇）
電源電壓： 2.7 V ~ 5.5 V
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 8-SOIC（0.154"，3.90mm 寬）
供應商設備封裝： 8-SOICN
包裝： 帶卷 (TR)
2003 Microchip Technology Inc.
DS11195C-page 7
MCP41XXX/42XXX
2.0
TYPICAL PERFORMANCE CURVES
Note: Unless otherwise indicated, curve represents 10 k
, 50 k and 100 k devices, VDD = 5V, VSS = 0V, TA = +25°C,
V
B = 0V.
FIGURE 2-1:
Normalized Wiper to End
Terminal Resistance vs. Code.
FIGURE 2-2:
Potentiometer INL Error vs.
Code.
FIGURE 2-3:
Potentiometer Mode
Tempco vs. Code.
FIGURE 2-4:
Nominal Resistance 10 k
vs. Temperature.
FIGURE 2-5:
Nominal Resistance 50 k
vs. Temperature.
FIGURE 2-6:
Nominal Resistance 100 k
vs. Temperature.
Note:
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
0.2
0.4
0.6
0.8
1
0
32
64
96
128
160
192
224
256
Code (Decimal)
Normalized
Resistance
(
)
RWB
RWA
VDD = +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)
Potentiometer
INL
Error
(LSB)
TA = -40°C to +85°C
Refer to Figure 2-25
-10
0
10
20
30
40
50
60
70
0
32
64
96
128 160 192 224 256
Code (Decimal)
Potentiometer
Mode
TempCo
(ppm
/°C)
TA = -40°C to +85°C
VA = 3V
0
2
4
6
8
10
12
14
-40 -25 -10 5
20 35 50 65 80 95 110 125
Temperature (°C)
Nominal
Resistance
(k
)
RAB
RWB
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)
Nominal
Resistance
(k
)
RAB
RWB
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)
Nominal
Resistance
(k
)
MCP41100, MCP42100 (100 k
potentiometers)
RAB
RWB
Code = 80h
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