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SN74ALS1645A - OCTAL BUS TRANSCEIVERS

Download the SN74ALS1645A datasheet PDF. This datasheet also covers the SN74ALS1640A variant, as both devices belong to the same octal bus transceivers family and are provided as variant models within a single manufacturer datasheet.

Description

These octal bus transceivers are designed for asynchronous two-way communication between data buses.

Features

  • inverting logic, while the SN74ALS1645A features noninverting logic. The SN74ALS1640A and SN74ALS1645A are characterized for operation from 0°C to 70°C. INPUTS OE DIR L L L H H X.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (SN74ALS1640A-etcTI.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Texas Instruments

Part Number Description
SN74ALS1640A OCTAL BUS TRANSCEIVERS
SN74ALS164A 8-Bit Parallel-Out Serial Shift Register
SN74ALS161B SYNCHRONOUS 4-BIT DECADE AND BINARY COUNTER
SN74ALS163B SYNCHRONOUS 4-BIT DECADE AND BINARY COUNTER
SN74ALS165 Parallel-Load 8-Bit Register

Full PDF Text Transcription

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SN74ALS1640A, SN74ALS1645A OCTAL BUS TRANSCEIVERS WITH 3-STATE OUTPUTS SDAS246B – DECEMBER 1982 – REVISED FEBRUARY 1997 D Bidirectional Bus Transceivers in High-Density 20-Pin Packages D Lower-Power Versions of SN74ALS640B and SN74ALS645A D Package Options Include Plastic Small-Outline (DW) Packages and Standard Plastic (N) 300-mil DIPs DW OR N PACKAGE (TOP VIEW) DIR 1 A1 2 A2 3 A3 4 A4 5 20 VCC 19 OE 18 B1 17 B2 16 B3 description A5 6 A6 7 15 B4 14 B5 These octal bus transceivers are designed for asynchronous two-way communication between data buses. These devices transmit data from the A7 8 A8 9 GND 10 13 B6 12 B7 11 B8 A bus to the B bus or from the B bus to the A bus, depending on the level at the direction-control (DIR) input.
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