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74AC899 - 9-Bit Latchable Transceiver

Download the 74AC899 datasheet PDF. This datasheet also covers the 74ACT899 variant, as both devices belong to the same 9-bit latchable transceiver family and are provided as variant models within a single manufacturer datasheet.

General Description

The ’AC ’ACT899 is a 9-bit to 9-bit parity transceiver with transparent latches The device can operate as a feedthrough transceiver or it can generate check parity from the 8-bit data busses in either direction The ’AC ’ACT899 feawww.DataSheet4U.com tures independent latch enables for the A-to-B dir

Key Features

  • Y Y Y Y Y Y Y Y Y Latchable transceiver with output sink of 24 mA Option to select generate parity and check or ‘‘feedthrough’’ data parity in directions A-to-B or B-to-A Independent latch enable for A-to-B and B-to-A directions Select pin for ODD EVEN parity ERRA and ERRB output pins for parity checking Ability to simultaneously generate and check parity May be used in system.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (74ACT899_NationalSemiconductor.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.

View original datasheet text
74AC899  54ACT 74ACT899 9-Bit Latchable Transceiver with Parity Generator Checker August 1994 74AC899  54ACT 74ACT899 9-Bit Latchable Transceiver with Parity Generator Checker General Description The ’AC ’ACT899 is a 9-bit to 9-bit parity transceiver with transparent latches The device can operate as a feedthrough transceiver or it can generate check parity from the 8-bit data busses in either direction The ’AC ’ACT899 feawww.DataSheet4U.