74ABT16543CSSCX

Buffers, Drivers, Receivers, Transceivers Overview

The Fairchild Semiconductor 74ABT16543CSSCX is a 16-bit registered bus transceiver featuring three-state outputs. It operates within a supply voltage range of 4.5V to 5.5V and supports bidirectional data transfer. The device utilizes BICMOS technology and is housed in a 56-pin SSOP package with a 0.300-inch width. It includes independent output enable controls for each direction, ensuring flexible signal management in high-speed digital systems.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides 16-bit registered data transmission capability with non-inverting logic functions
• Features three-state outputs that allow direct connection to system buses without external drivers
• Incorporates independent control mechanisms for output enable signals in both data directions

Buffers, Drivers, Receivers, Transceivers Applications

• High-speed data acquisition systems requiring registered buffering
• Memory interface circuits utilizing parallel data paths
• Industrial control networks needing isolated bidirectional communication channels

Buffers, Drivers, Receivers, Transceivers Procurement Notes

This component is officially classified as obsolete by the manufacturer and is no longer in active production. Verification of current availability requires checking authorized distributors for remaining stock or approved replacement parts. Ensure any sourced units are genuine and match the original specifications before integration into designs.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Engineers should evaluate alternative components from Texas Instruments or other manufacturers due to the discontinued status of this specific part number. Compatibility checks must verify pinout alignment, electrical characteristics, and package dimensions to ensure seamless substitution in existing hardware architectures without redesigning the PCB layout.

Buffers, Drivers, Receivers, Transceivers Part Context

The 74ABT16543 series belongs to the ABT family of high-speed CMOS logic devices designed for demanding applications. This specific model represents a legacy product from Fairchild Semiconductor, now part of onsemi. It was widely used in systems requiring reliable 16-bit data handling with registered storage capabilities during its production lifecycle.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Texas Instruments SN74ABT16543DGGR is documented as a similar substitute option. Verify functional equivalence and physical compatibility before adoption.