Item
Description
Power-down
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modes
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Memory
Large on-chip memory
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I/O ports
84 pins
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Seven power-down modes
Sleep (high-speed) mode
Sleep (medium-speed) mode
Standby mode
Watch mode
Subsleep mode
Subactive mode
Active (medium-speed) mode
H8/3842R, H8/38342, H8/38442: 16-Kbyte ROM, 1-Kbyte RAM
H8/3843R, H8/38343, H8/38443: 24-Kbyte ROM, 1-Kbyte RAM
H8/3844R, H8/3844S, H8/38344, H8/38444: 32-Kbyte ROM, 2-Kbyte RAM
H8/3845R, H8/3845S, H8/38345, H8/38445: 40-Kbyte ROM, 2-Kbyte RAM
H8/3846R, H8/3846S, H8/38346, H8/38446: 48-Kbyte ROM, 2-Kbyte RAM
H8/3847R, H8/3847S, H8/38347, H8/38447: 60-Kbyte ROM, 2-Kbyte RAM
71 I/O pins
13 input pins
Section 1 Overview
Rev. 6.00 Aug 04, 2006 page 3 of 680
REJ09B0145-0600