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Section 12 A/D Converter
12.1
Overview
The H8/3637 Series includes on-chip a resistance-ladder-based successive-approximation analog-
to-digital converter, and can convert up to four channels of analog input.
12.1.1
Features
The A/D converter has the following features.
•
8-bit resolution
•
4 input channels
•
Conversion time: approx. 12.4
µ
s per channel (at 5 MHz operation)
•
Built-in sample-and-hold function
•
Interrupt requested on completion of A/D conversion
•
A/D conversion can be started by external trigger input