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SN74AS867 - SYNCHRONOUS 8-BIT UP/DOWN COUNTERS

Download the SN74AS867 datasheet PDF. This datasheet also covers the SN74ALS867A variant, as both devices belong to the same synchronous 8-bit up/down counters family and are provided as variant models within a single manufacturer datasheet.

General Description

These synchronous, presettable, 8-bit up/down counters feature internal-carry look-ahead circuitry for cascading in high-speed counting applications.

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Note: The manufacturer provides a single datasheet file (SN74ALS867A-etcTI.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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SN54AS867, SN54AS869 SN74ALS867A, SN74ALS869, SN74AS867, SN74AS869 SYNCHRONOUS 8-BIT UP/DOWN COUNTERS SDAS115C – DECEMBER 1982 – REVISED JANUARY 1995 • Fully Programmable With Synchronous Counting and Loading • SN74ALS867A and ′AS867 Have Asynchronous Clear; SN74ALS869 and ′AS869 Have Synchronous Clear • Fully Independent Clock Circuit Simplifies Use • Ripple-Carry Output for n-Bit Cascading • Package Options Include Plastic Small-Outline (DW) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (NT) and Ceramic (JT) 300-mil DIPs description These synchronous, presettable, 8-bit up/down counters feature internal-carry look-ahead circuitry for cascading in high-speed counting applications.