参数资料
型号: MCP4331-104E/ML
厂商: Microchip Technology
文件页数: 15/35页
文件大小: 0K
描述: IC DGTL POT QUAD 100K 20QFN
标准包装: 91
接片: 129
电阻(欧姆): 100k
电路数: 4
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: 20-VFQFN 裸露焊盘
供应商设备封装: 20-QFN 裸露焊盘(4x4)
包装: 管件
MCP433X/435X
DS22242A-page 22
2010 Microchip Technology Inc.
Note: Unless otherwise indicated, TA = +25°C, VDD = 5V, VSS = 0V.
FIGURE 2-26:
10 k
Pot Mode – RW (),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 5.5V).
FIGURE 2-27:
10 k
Pot Mode – RW (),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 3.0V).
FIGURE 2-28:
10 k
Pot Mode – RW (),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 1.8V).
FIGURE 2-29:
10 k
Rheo Mode – RW (),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 5.5V, IW = 450 A).
FIGURE 2-30:
10 k
Rheo Mode – RW (),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 3.0V, IW = 240 A).
FIGURE 2-31:
10 k
Rheo Mode – RW (),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 1.8V, IW = 125 A).
20
40
60
80
100
120
0
64
128
192
256
Wiper Setting (decimal)
Wiper
Resistance
(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)
Wiper
Resistance
(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
0
500
1000
1500
2000
2500
3000
3500
4000
0
64
128
192
256
Wiper Setting (decimal)
Wiper
Resistance
(R
W
)(ohms)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
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
Note:
See Appendix B: for additional infor-
mation of RW resistance variation char-
acteristics for VDD > 2.7V.
20
40
60
80
100
120
0
32
64
96
128 160 192 224 256
Wiper Setting (decimal)
Wiper
Resistance
(R
W
)
(ohms)
-1
-0.5
0
0.5
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
20
60
100
140
180
220
260
300
0
64
128
192
256
Wiper Setting (decimal)
Wiper
Resistance
(R
W
)
(ohms)
-2
-1
0
1
2
3
4
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
500
1000
1500
2000
2500
3000
3500
4000
0
64
128
192
256
Wiper Setting (decimal)
Wiper
Resistance
(R
W
)
(ohms)
-2
8
18
28
38
48
58
68
78
88
98
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
Note:
See Appendix B: for additional infor-
mation of RW resistance variation char-
acteristics for VDD > 2.7V.
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