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MC74ACT643 - OCTAL BIDIRECTIONAL TRANSCEIVER

Download the MC74ACT643 datasheet PDF. This datasheet also covers the MC74AC643 variant, as both devices belong to the same octal bidirectional transceiver family and are provided as variant models within a single manufacturer datasheet.

Key Features

  • d.

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Note: The manufacturer provides a single datasheet file (MC74AC643_Motorola.pdf) that lists specifications for multiple related part numbers.

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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www.DataSheet4U.com MC74AC643 MC74ACT643 Octal Bidirectional Transceiver with 3ĆState Outputs The MC74AC643/74ACT643 octal bus transceiver is designed for asynchronous two-way communication between data buses. The device transmits data from bus A to bus B when T/R = HIGH, or from bus B to bus A when T/R = LOW. The enable input can be used to disable the device so the buses are effectively isolated.