Note: Unless otherwise indicated, TA <" />
參數(shù)資料
型號: MCP4231-104E/P
廠商: Microchip Technology
文件頁數(shù): 8/59頁
文件大?。?/td> 0K
描述: IC DGTL POT DUAL 100K 2CH 14DIP
標(biāo)準(zhǔn)包裝: 30
接片: 129
電阻(歐姆): 100k
電路數(shù): 2
溫度系數(shù): 標(biāo)準(zhǔn)值 150 ppm/°C
存儲器類型: 易失
接口: 4 線 SPI(芯片選擇)
電源電壓: 1.8 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 通孔
封裝/外殼: 14-DIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 14-PDIP
包裝: 管件
產(chǎn)品目錄頁面: 675 (CN2011-ZH PDF)
其它名稱: MCP4231-104-E/P
MCP4231-104-E/P-ND
MCP413X/415X/423X/425X
DS22060B-page 16
2008 Microchip Technology Inc.
Note: Unless otherwise indicated, TA = +25°C, VDD = 5V, VSS = 0V.
FIGURE 2-5:
5k
Ω Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 5.5V).
FIGURE 2-6:
5k
Ω Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 3.0V).
FIGURE 2-7:
5k
Ω Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 1.8V).
FIGURE 2-8:
5k
Ω Rheo Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 5.5V).
FIGURE 2-9:
5k
Ω Rheo Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 3.0V).
FIGURE 2-10:
5k
Ω Rheo Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Ambient Temperature (VDD = 1.8V).
20
40
60
80
100
120
0
32
64
96 128 160 192 224 256
Wiper Setting (decimal)
Wi
per
Re
si
st
an
ce
(
R
W
)
(o
h
m
s)
-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
iper
Re
si
sta
n
ce
(R
W
)
(ohms)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
E
rror
(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
-40°C
25°C
85°C
RW
125°C
0
500
1000
1500
2000
2500
0
64
128
192
256
Wiper Setting (decimal)
Wi
pe
rRes
ist
anc
e(
R
W
)
(ohms)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
E
rror
(
L
S
b
)
-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:
Refer to AN1080 for additional informa-
tion on the characteristics of the wiper
resistance (RW) with respect to device
voltage and wiper setting value.
20
40
60
80
100
120
0
32
64
96 128 160 192 224 256
Wiper Setting (decimal)
Wi
per
Re
si
st
an
ce
(
R
W
)
(ohm
s)
-1.25
-0.75
-0.25
0.25
0.75
1.25
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)
Wi
per
Re
si
st
anc
e(R
W
)
(ohms)
-2
0
2
4
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
-40°C
25°C
85°C
125°C
0
500
1000
1500
2000
2500
0
64
128
192
256
Wiper Setting (decimal)
Wi
pe
rRes
ist
anc
e(
R
W
)
(ohms)
-2
18
38
58
78
98
118
E
rror
(
L
S
b
)
-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:
Refer to AN1080 for additional informa-
tion on the characteristics of the wiper
resistance (RW) with respect to device
voltage and wiper setting value.
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