参数资料
型号: MCP4142-503E/MF
厂商: Microchip Technology
文件页数: 13/88页
文件大小: 0K
描述: IC DGTL SNGL 50K SPI 8DFN
标准包装: 120
系列: WiperLock™
接片: 129
电阻(欧姆): 50k
电路数: 1
温度系数: 标准值 150 ppm/°C
存储器类型: 易失
接口: 4 线 SPI(芯片选择)
电源电压: 1.8 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-VDFN 裸露焊盘
供应商设备封装: 8-DFN-EP(3x3)
包装: 管件
MCP414X/416X/424X/426X
DS22059B-page 20
2008 Microchip Technology Inc.
Note:
Unless otherwise indicated, TA = +25°C, VDD = 5V, VSS = 0V.
FIGURE 2-27:
50 k
Ω Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 5.5V).
FIGURE 2-28:
50 k
Ω Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 3.0V).
FIGURE 2-29:
50 k
Ω – Nominal Resistance
(
Ω) vs. Ambient Temperature and V
DD.
FIGURE 2-30:
50 k
Ω Rheo Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 5.5V).
FIGURE 2-31:
50 k
Ω Rheo Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 3.0V).
FIGURE 2-32:
50 k
Ω – R
WB (Ω) vs. Wiper
Setting and Ambient Temperature.
20
40
60
80
100
120
0
32
64
96
128 160 192 224 256
Wiper Setting (decimal)
W
ipe
rRes
ist
anc
e
(
R
W
)
(ohms)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
Error
(LSb)
-40C Rw
25C Rw
85C Rw
125C Rw
-40C INL
25C INL
85C INL
125C INL
-40C DNL
25C DNL
85C DNL
125C DNL
INL
DNL
RW
-40°C
25°C
85°C
125°C
20
60
100
140
180
220
260
300
0
32
64
96
128 160 192 224 256
Wiper Setting (decimal)
W
ipe
rRes
ist
anc
e
(
R
W
)
(ohms)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
Error
(LSb)
-40C Rw
25C Rw
85C Rw
125C Rw
-40C INL
25C INL
85C INL
125C INL
-40C DNL
25C DNL
85C DNL
125C DNL
INL
DNL
RW
-40°C
25°C
85°C
125°C
49400
49600
49800
50000
50200
50400
50600
50800
-40
0
40
80
120
Ambient Temperature (°C)
Nominal
Resist
anc
e
(
R
AB
)
(Ohms
)
2.7V
5.5V
20
40
60
80
100
120
0
32
64
96
128 160 192 224 256
Wiper Setting (decimal)
W
ipe
rRes
ist
anc
e
(
R
W
)
(ohms)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
Error
(LSb)
-40C Rw
25C Rw
85C Rw
125C Rw
-40C INL
25C INL
85C INL
125C INL
-40C DNL
25C DNL
85C DNL
125C DNL
INL
DNL
RW
-40°C
25°C
85°C
125°C
20
60
100
140
180
220
260
300
0
32
64
96 128 160 192 224 256
Wiper Setting (decimal)
Wipe
rRes
ist
anc
e
(
R
W
)
(ohms)
-1
-0.75
-0.5
-0.25
0
0.25
0.5
0.75
1
Error
(LSb)
-40C Rw
25C Rw
85C Rw
125C Rw
-40C INL
25C INL
85C INL
125C INL
-40C DNL
25C DNL
85C DNL
125C DNL
INL
DNL
RW
-40°C
25°C
85°C
125°C
0
10000
20000
30000
40000
50000
60000
0
32
64
96
128
160
192
224
256
Wiper Setting (decimal)
R
WB
(Ohms
)
-40°C
25°C
85°C
125°C
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