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UPD554L - 4-BIT SINGLE CHIP MICROCOMPUTER

General Description

The j.lPD554L is a j.lCOM-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.

Key Features

  • of the j. lCOM-45 family, and executes all 58 instructions of the j. lCOM-45 instruction set. PIN.

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Other Datasheets by NEC (now Renesas Electronics)

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UPD554 4-BIT SINGLE CHIP MICROCOMPUTER
UPD550 4-BIT SINGLE CHIP MICROCOMPUTER
UPD550L 4-BIT SINGLE CHIP MICROCOMPUTER
UPD552 4-BIT SINGLE CHIP MICROCOMPUTER
UPD553 4-BIT SINGLE CHIP MICROCOMPUTER

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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NEe Microcomputers, Inc. 4-81T SINGLE CHIP MICROCOMPUTER NEe ,.,. PD554L DESCRIPTION The j.lPD554L is a j.lCOM-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 j.lPD554L is manufactured with a lowpower-consumption PMOS process, allowing use of a -8V, low current power supply. The j.lPD554 L provides all of the hardware features of the j.lCOM-45 family, and executes all 58 instructions of the j.lCOM-45 instruction set. PIN CONFIGURATION Cll PCo PCt 3 PC2 4 PC3 5 POo 6 POI 7 j.