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UPD8259-5 Datasheet PROGRAMMABLE INTERRUPT CONTROLLER

Manufacturer: NEC (now Renesas Electronics)

Download the UPD8259-5 datasheet PDF. This datasheet also includes the UPD8259 variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (UPD8259-NEC.pdf) that lists specifications for multiple related part numbers.

General Description

The NEC pPD8259-5 is a programmable interrupt controller directly compatible with the 8080A/8085A/pPD780(Z80™).

It can service eight levels of interrupts and contains on-chip logic to expand interrupt capabilities up to sixty-four levels with the addition of other pPD8259-5's.

The user is offered a selection of priority algorithms to tailor the priority processing to meet his systems requirements.

Overview

NEe Microcomputers, Inc.

~EC f'PD8259 ",PD8259·5 PROGRAMMABLE INTERRUPT.

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