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UPD7564A

Part Number	UPD7564A
Manufacturer	NEC
Description	4-BIT SINGLE-CHIP MICROCOMPUTER
Published	Dec 21, 2017
Detailed Description	DATA SHEET MOS INTEGRATED CIRCUIT µPD7564A, 7564A(A) 4-BIT SINGLE-CHIP MICROCOMPUTER DESCRIPTION The µPD7564A is a 4-bi...
Datasheet	UPD7564A PDF File

Overview

DATA SHEET MOS INTEGRATED CIRCUIT µPD7564A, 7564A(A) 4-BIT SINGLE-CHIP MICROCOMPUTER DESCRIPTION The µPD7564A is a 4-bit single-chip microcomputer with a small number of ports in a small package, which is of low-order models, µPD7554 and 7564 sub-series in the µPD7500 series.
With an on-chip serial interface, it performs efficient dispersion processing of a system as a sub-CPU for the 75X series or 78k series.
The µPD7564A has outputs to directly drive a triac and LEDs and allows selection among many types of input/ output circuits using their respective mask options, sharply reducing the number of external circuits required.
Details of functions are described in the User’s Manual shown bel...

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