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74F649 Octal transceiver/register

74F649 Description

INTEGRATED CIRCUITS 74F647 Octal transceiver/register, non-inverting (open-collector) 74F649 Octal transceiver/register, inverting (open-collector) P.
The 74F647 and 74F649 Transceivers/Registers consist of bus transceiver circuits with open-collector outputs, D-type flip-flops, and control circuitry.

74F649 Features

* 74F647/74F649
* High impedance NPN base inputs for reduced loading (20µA in High and Low states)
* Independent registers for A and B buses
* Multiplexed real-time and stored data
* Choice of non-inverting and inverting data paths
* Open Collector outputs

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📁 Related Datasheet

  • 74F645 - Octal Bus Transceiver (Fairchild)
  • 74F646B - Octal Transceiver / Register (Fairchild)
  • 74F648 - Octal Transceiver/Register (National)
  • 74F620 - Inverting Octal Bus Transceiver (Fairchild)
  • 74F623 - OCTAL BUS TRANSCEIVERS (Texas Instruments)
  • 74F651 - Transceivers/Registers (Fairchild)
  • 74F652 - Transceivers/Registers (National)
  • 74F657 - Octal Bidirectional Transceiver (National Semiconductor)

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Philips 74F649-like datasheet