Section 12 A/D Converter
Rev. 7.00 Mar 10, 2005 page 399 of 652
REJ09B0042-0700
Section 12 A/D Converter
12.1 Overview
This LSI includes on-chip a resistance-ladder-based successive-approximation analog-to-digital
converter, and can convert up to 8 channels of analog input.
12.1.1 Features
The A/D converter has the following features.
• 10-bit resolution
• Eight input channels
• Conversion time: approx. 12.4 µs per channel (at 5 MHz operation)/6.2 µs (at 10 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.
Note: * H8/38124 group only.