參數(shù)資料
型號: UPD17006AGF-011-3B9
廠商: NEC Corp.
元件分類: 圓形連接器
英文描述: Circular Connector; No. of Contacts:56; Series:MS27467; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:25; Circular Contact Gender:Pin; Circular Shell Style:Straight Plug; Insert Arrangement:25-4 RoHS Compliant: No
中文描述: 4位單片機帶預分頻器的微控制器,鎖相環(huán)頻率合成器,如果汽車調(diào)頻,兆瓦,和LW收音機計數(shù)器
文件頁數(shù): 14/72頁
文件大?。?/td> 677K
代理商: UPD17006AGF-011-3B9
14
μ
PD17006AGF-011
2. KEY MATRIX CONFIGURATION
2.1 Analog Key Matrix Configuration
2.1.1 Voltage range of analog key matrix
Table 2-1 shows the voltage range of the analog key matrix.
Table 2-1 Voltage Range of Analog Key Matrix
Input Voltage Range (V)
Input A/D Value
Voltage range 1
0 to 0.9
00H-2EH
Voltage range 2
up to 1.6
2FH-52H
Voltage range 3
up to 2.35
53H-78H
Voltage range 4
up to 3.15
79H-A1H
Voltage range 5
up to 3.85
A2H-C5H
2.1.2 Example of calculating analog key resistance
Fig. 2-1 Example of Calculating Analog Key Resistance
V
DD
K
3
–K
0
20k
20k
33k
67k
60k
Voltage range 1
Voltage range 2
Voltage range 3
Voltage range 4
Voltage range 5
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