參數(shù)資料
型號(hào): UPD75048
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機(jī)
文件頁(yè)數(shù): 31/68頁(yè)
文件大?。?/td> 538K
代理商: UPD75048
31
μ
PD75048
6.8
A/D CONVERTER
The
μ
PD75048 has an 8-bit precision successive approximation A/D converter with 8 analog input
channels (AN0 to AN7).
Fig. 6-7 A/D Converter Block Diagram
AN0/P110
AN1/P111
AN2/P112
AN3/P113
AN4
AN5
AN6
AN7
AV
REF+
AV
REF-
M
Sample hold circuit
+
Tap decoder
R/2
R/2
R
R
R
Serial resister string
8
8
SA register (8)
Control circuit
Internal bus
0
ADM6 ADM5 ADM4
SOC
EOC
0
0
ADM
Comparator
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