Section 12 A/D Converter; Overview; Features - Renesas H8/3847R Series Hardware Manual

8-bit single-chip microcomputer super low power

Table of Contents

This LSI includes on-chip a resistance-ladder-based successive-approximation analog-to-digital

converter, and can convert up to 12 channels of analog input.

The A/D converter has the following features.

• 10-bit resolution

• 12 input channels

• Conversion time: approx. 12.4 µs 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

• Use of module standby mode enables this module to be placed in standby mode independently

when not used.

Section 12 A/D Converter

Rev. 6.00 Aug 04, 2006 page 417 of 680

REJ09B0145-0600