74ABT244CSJ

Buffers, Drivers, Receivers, Transceivers Overview

The Fairchild Semiconductor 74ABT244CSJ is an octal buffer and line driver featuring three-state outputs. It utilizes Advanced BiCMOS technology to achieve high-speed operation comparable to Bipolar Schottky TTL while maintaining low CMOS power dissipation. The device provides non-inverting buffering with two active-low output enables, designed for memory address drivers, clock drivers, and bus-oriented transmitter/receiver applications.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Advanced BiCMOS fabrication ensures high switching speeds alongside low static power consumption
• High drive capability supports direct driving of buses and transmission lines
• Glitch-free inputs prevent false triggering during power-up and power-down cycles
• Hot-insertion protection safeguards the circuit against in-circuit insertion events

Buffers, Drivers, Receivers, Transceivers Applications

• Memory address and data bus drivers
• Clock signal distribution networks
• Bus-oriented transmitter and receiver interfaces

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify component authenticity through authorized distributors due to discontinued status. Confirm RoHS compliance and package integrity upon receipt. Cross-reference datasheet revisions to ensure compatibility with existing system designs requiring specific timing or electrical characteristics.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when high-speed octal buffering is required with minimal power impact. Ensure supply voltage matches the 4.5V to 5.5V operating range. Verify that the SOIC-20 package dimensions fit the target PCB layout constraints before finalizing the design.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the ABT logic family, which bridges the performance gap between standard AC/ACT CMOS and AS Schottky TTL. It offers superior speed over standard CMOS while avoiding the high power draw associated with bipolar technologies, making it suitable for dense digital systems.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Consider SN74ABT244DW from Texas Instruments as a functional equivalent. Verify pinout compatibility and electrical specifications match the original design requirements before substitution.