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UPD550L

4-BIT SINGLE CHIP MICROCOMPUTER

UPD550L Features

* of the tlCOM-45 family, except that it has a 640 x 8 bit ROM to reduce device cost. The tlPD550L executes all 58 instructions of the tlCOM

* 45 instruction set. PIN CONFIGURATION Cl, PCo 2 PC, 3 PC2 4 PC3 5 POo 6 PO, 7 tlPD P02 8 550L P03 9 PEO PEl PE2 PE3 VSS Clo VGG RESET iNT PA3 PA2 PAl PAo P

UPD550L General Description

The tlPD550L is a tlCOM-45 4-bit single chip microcomputer with high voltage outputs, and low power consumption. The outputs can be pulled to -35V for direct interfacing to vacuum fluorescent displays. The tlPD550L is manufactured with a lowpower-consumption PMOS process, allowing use of a -8V, low.

UPD550L Datasheet (108.47 KB)

Preview of UPD550L PDF

Datasheet Details

Part number:

UPD550L

Manufacturer:

NEC

File Size:

108.47 KB

Description:

4-bit single chip microcomputer.

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