74ABT16541CSSCX

Buffers, Drivers, Receivers, Transceivers Overview

The Fairchild Semiconductor 74ABT16541CSSCX is a discontinued octal buffer and line driver belonging to the 74ABT logic series. It features two non-inverting elements, each handling eight bits, housed in a 48-SSOP surface-mount package. The device operates on a supply voltage range of 4.5V to 5.5V with tri-state outputs capable of 32mA source and 64mA sink currents. It supports an operating temperature range from -40°C to 85°C and has a moisture sensitivity level of 1.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides dual octal buffering with non-inverting logic functionality for high-speed data transmission.
• Features tri-state outputs designed to minimize power consumption during idle bus states.
• Includes guaranteed output skew specifications to maintain signal integrity across multiple channels.

Buffers, Drivers, Receivers, Transceivers Applications

• Memory address drivers
• Clock distribution networks
• Bus-oriented transmitter/receiver systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

This component is officially obsolete and no longer manufactured by Fairchild Semiconductor or its successors. Verification of availability requires checking authorized distributors for remaining stock or approved replacement parts. Ensure that any substitute components match the original pinout and electrical characteristics to avoid circuit redesign.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Designers should consider the transition from the ABT series to newer technologies when selecting replacements. Verify that alternative devices support the required 4.5V to 5.5V supply range and offer comparable drive strength. Check for package compatibility with the 48-SSOP footprint to ensure seamless integration into existing layouts.

Buffers, Drivers, Receivers, Transceivers Part Context

The 74ABT16541 is part of the broader 74ABT family, known for high-speed CMOS performance. It shares functional similarities with other octal buffers like the 74ABT541 but differs in package configuration and specific electrical parameters. This component was widely used in digital systems requiring robust bus driving capabilities.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Texas Instruments offers parameter-equivalent substitutes such as SN74ABT16541ADL and SN74ABT16541ADLR. These alternatives provide similar electrical performance and may serve as drop-in replacements pending verification of mechanical fit and timing requirements.