HD404638RF - 4-Bit Single-Chip Microcomputer

This page provides the datasheet information for the HD404638RF, a member of the HD404639R 4-Bit Single-Chip Microcomputer family.

Product Overview

Renesas Technology

Part number	HD404638RF
Manufacturer	Renesas Technology
File Size	612.26 KB
Description	4-Bit Single-Chip Microcomputer
Datasheet	HD404638RF Datasheet
Additional preview pages of the HD404638RF datasheet.

The HD404639R Series is a member of the HMCS400-series microcomputers designed to increase program productivity with large-capacity memory.

The HD404639R Series, completely compatible with the HD404639 Series, reduces current dissipation in half and includes a high-speed version.

8,192-word × 10-bit ROM (HD404638R, HD40A4638R).
16,384-word × 10-bit ROM (HD404639R, HD40A4639R, HD407A4639R).
1,152-digit × 4-bit RAM.
61 I/O pins and 7 dedicated input pins  12 high-current output pins: Eight 15-mA sinks (a maximum of 7 pins can be used at the same time) and four 10-mA sources.
Four timer/counters.
Eight-bit input capture circuit.
Three timer outputs (including two PWM outputs).
Two event counter inputs.

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Published: Dec 11, 2009 |