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MM74HCT643 - True-Inverting Octal TRI-STATE Transceiver

Download the MM74HCT643 datasheet PDF. This datasheet also covers the MM74HCT640 variant, as both devices belong to the same true-inverting octal tri-state transceiver family and are provided as variant models within a single manufacturer datasheet.

General Description

These TRI-STATE bi-directional transceivers utilize advanced silicon-gate CMOS technology and are intended for two-way asynchronous communication between data buses They have high drive current outputs which enable high speed operation even when driving large bus capacitances These circuits possess

Key Features

  • Y TTL input compatible Y Octal TRI-STATE outputs for mP bus.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (MM74HCT640-NationalSemiconductor.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription for MM74HCT643 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for MM74HCT643. For precise diagrams, and layout, please refer to the original PDF.

MM54HCT640 MM74HCT640 Inverting Octal TRI-STATE Transceiver MM54HCT643 MM74HCT643 True-Inverting Octal TRI-STATE Transceiver February 1988 MM54HCT640 MM74HCT640 Inverting...

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al TRI-STATE Transceiver February 1988 MM54HCT640 MM74HCT640 Inverting Octal TRI-STATE Transceiver MM54HCT643 MM74HCT643 True-Inverting Octal TRI-STATE Transceiver General Description These TRI-STATE bi-directional transceivers utilize advanced silicon-gate CMOS technology and are intended for two-way asynchronous communication between data buses They have high drive current outputs which enable high speed operation even when driving large bus capacitances These circuits possess the low power consumption of CMOS circuitry yet have speeds comparable to low power Schottky TTL circuits All devices are TTL input compatible and

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