Note: Unless otherwise indicated, TA
參數(shù)資料
型號： MCP40D19T-503E/LT
廠商： Microchip Technology
文件頁數(shù)： 6/43頁
文件大?。?/td> 0K
描述： IC DGTL POT 50K 128TAPS SC70-5
標準包裝： 1
接片： 128
電阻（歐姆）： 50k
電路數(shù)： 1
溫度系數(shù)： 標準值 150 ppm/°C
存儲器類型： 易失
接口： I²C
電源電壓： 1.8 V ~ 5.5 V
工作溫度： -40°C ~ 125°C
安裝類型： 表面貼裝
封裝/外殼： 6-TSSOP（5 引線），SC-88A，SOT-353
供應(yīng)商設(shè)備封裝： SC-70-5
包裝： 標準包裝
產(chǎn)品目錄頁面： 674 (CN2011-ZH PDF)
其它名稱： MCP40D19T-503E/LTDKR
MCP40D17/18/19
DS22152B-page 14
2009 Microchip Technology Inc.
Note: Unless otherwise indicated, TA = +25°C, VDD = 5V, VSS = 0V.
FIGURE 2-3:
5.0 k
Ω : Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Temperature (VDD = 5.5V). (A = VDD, B = VSS).
FIGURE 2-4:
5.0 k
Ω : Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Temperature (VDD = 2.7V). (A = VDD, B = VSS)
FIGURE 2-5:
5.0 k
Ω : Pot Mode – R
W (Ω),
INL (LSb), DNL (LSb) vs. Wiper Setting and
Temperature (VDD = 1.8V). (A = VDD, B = VSS)
FIGURE 2-6:
5.0 k
Ω : Rheo Mode – R
W
(
Ω), INL (LSb), DNL (LSb) vs. Wiper Setting and
Temperature (VDD = 5.5V).(IW = 1.4 mA, B = VSS)
FIGURE 2-7:
5.0 k
Ω : Rheo Mode – R
W
(
Ω), INL (LSb), DNL (LSb) vs. Wiper Setting and
Temperature (VDD = 2.7V).(IW = 450 A, B = VSS)
FIGURE 2-8:
5.0 k
Ω : Rheo Mode – R
W
(
Ω), INL (LSb), DNL (LSb) vs. Wiper Setting and
Temperature (VDD = 1.8V). (IW =260 A, B = VSS)
20
40
60
80
100
120
0
326496
Wiper Setting (decimal)
W
ip
e
rR
esi
st
an
ce
(
R
W
)
(ohms
)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
E
rro
r(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
-40°C
25°C
85°C
125°C
20
60
100
140
180
220
260
300
032
64
96
Wiper Setting (decimal)
W
ip
e
rRe
si
st
an
ce
(R
W
)
(ohms
)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
Error
(L
Sb)
-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°
RW
125°C
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.
0
500
1000
1500
2000
2500
0
326496
Wiper Setting (decimal)
W
ip
e
rRe
si
st
an
ce
(R
W
)
(ohms
)
-0.35
-0.25
-0.15
-0.05
0.05
0.15
0.25
0.35
Error
(L
Sb)
-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
20
40
60
80
100
120
0
326496
Wiper Setting (decimal)
W
ip
e
rR
esi
st
an
ce
(
R
W
)
(ohms
)
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
E
rro
r(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
-40°C
25°C
85°C
125°C
20
60
100
140
180
220
260
300
032
64
96
Wiper Setting (decimal)
W
ip
e
rR
esi
st
an
ce
(
R
W
)
(ohms
)
-1
0
1
2
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
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.
0
500
1000
1500
2000
2500
032
64
96
Wiper Setting (decimal)
W
ip
e
rR
esi
st
an
ce
(
R
W
)
(ohms
)
-1
4
9
14
19
24
29
34
39
44
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
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