µ
PD75512
30
6.9
A/D CONVERTER
The
µ
PD75512 is provided with an 8-bit resolution analog-to-digital (A/D) converter with eight channels of
analog inputs (AN0-AN7).
This A/D converter is of a successive approximation type.
AN0
AN1
AN2
AN3
AN4
AN5
AV
REF
AV
SS
Multiplexer
Sample hold circuit
+
–
Tap decoder
R/2
R/2
R
R
R
8
8
SA register (8)
Control circuit
Internal bus
0
ADM6 ADM5 ADM4
SOC
EOC
ADM1
0
ADM
Comparator
8
AN6
AN7
Fig. 6-10 Block Diagram of A/D Converter
Содержание mPD75512
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