74ABT240CMSAX

Buffers, Drivers, Receivers, Transceivers Overview

The onsemi 74ABT240CMSAX is an octal buffer and line driver featuring inverting logic with three-state outputs. It operates within a supply voltage range of 4.5V to 5.5V. The device provides high drive capability, supporting a source current of 32mA and a sink current of 64mA. Propagation delays are specified at 1.0ns minimum and 5.5ns maximum under typical conditions. It utilizes a 20-lead Shrink Small Outline Package (SSOP) for compact circuit board integration.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides nondestructive hot insertion capability for safe bus loading during power cycles
• Ensures glitch-free operation with high impedance states throughout the entire power-up and power-down sequence
• Includes guaranteed latchup protection exceeding industry standard limits

Buffers, Drivers, Receivers, Transceivers Applications

• Memory address drivers
• Clock signal distribution
• Bus-oriented transmitters and receivers

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific package designation matches the required footprint, as this component is available in multiple form factors including SOIC, SOP, SSOP, and TSSOP. Confirm that the ordering code includes the appropriate suffix to ensure the correct physical dimensions and lead pitch are received for your assembly process.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when high-speed data transmission requires robust drive strength for long traces or heavy capacitive loads. The ABT technology offers superior speed compared to standard CMOS alternatives while maintaining low static power consumption. Ensure the system voltage aligns strictly with the 4.5V to 5.5V operating range to maintain timing specifications.

Buffers, Drivers, Receivers, Transceivers Part Context

This device belongs to the 74ABT logic family, which combines the high speed of Advanced Bipolar Technology with CMOS input characteristics. It serves as a direct replacement for older 74S and 74LS series components in high-performance digital systems requiring faster switching speeds and improved noise immunity.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check pinout compatibility with existing designs. Verify that alternative manufacturers' parts meet the same 64mA sink current requirement and propagation delay specifications to ensure signal integrity is maintained without redesigning the PCB layout.