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

8-bit single-chip microcomputer

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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.

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

• 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.

Section 12 A/D Converter

Rev. 7.00 Mar 10, 2005 page 399 of 652

REJ09B0042-0700