UPD550 Datasheet - NEC

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UPD550 4-BIT SINGLE CHIP MICROCOMPUTER

NEe Microcomputers, Inc.4-81T SINGLE CHIP MICROCOMPUTER NEe fLPD550 OESCR IPTION The f,lPD550 is a f,lCOM-45 4-bit single chip microcomputer with .

UPD550-NEC.pdf

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Datasheet Details

Part number:

UPD550

Manufacturer:

NEC

File Size:

98.54 KB

Description:

4-BIT SINGLE CHIP MICROCOMPUTER

Features

* of the f,lCOM-45 family, except that it has a 640 x 8 bit ROM to reduce device cost_ The f,lPD550 executes all 58 instructions of the f,lCOM-45 instruction set_ PIN CONFIGURATION Cll PCo PCl PC2 PC3 PDO PDl PD2 PD3 PEO PEl PE2 PE3 VSS Clo VGG RESET iN'f PA3 PA2 PAl PAO PGO PF3 PF2 PFl PFo TEST P

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UPD550 4-BIT SINGLE CHIP MICROCOMPUTER NEC

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