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UM6551A - Asynchronous Communication Interface Adapter

This page provides the datasheet information for the UM6551A, a member of the UM6551 Asynchronous Communication Interface Adapter family.

Datasheet Summary

Description

The UM6551 is an Asynchronous Communication Adapter (

Features

  • On-chip baud rate generator: 15 programmable baud rates derived from a standard 1.8432 MHz external crystal (50 to 19,200 baud).
  • Programmable interrupt and status register to simplify software design.
  • Single +5 volt power supply.
  • Serial echo mode.
  • False start b it detect io n.
  • 8-bit bi-directional data bus for direct communica- tion with the microprocessor.
  • External 16x clock input for non-standard baud rates (up to 125k baud).

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Datasheet preview – UM6551A

Datasheet Details

Part number UM6551A
Manufacturer UMC
File Size 333.45 KB
Description Asynchronous Communication Interface Adapter
Datasheet download datasheet UM6551A Datasheet
Additional preview pages of the UM6551A datasheet.

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Full PDF Text Transcription

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(DUMO UM6551 / UM6551A .!,.i.:i;::;t'1~?:t;if~I;);fQ'0~0i~:~::;':':Ji:il~'i:!f!:,:t!:P?:1'i:;i7(ij~~jr~iil{t!~ti!!~tf01;iz;11:;;ji::~;JrJ~Y%;;~i:1~~j,I!~ Asynchronous Communication Interface Adapter Features • On-chip baud rate generator: 15 programmable baud rates derived from a standard 1.
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