74ABT240CMTC

Buffers, Drivers, Receivers, Transceivers Overview

The onsemi 74ABT240CMTC is an inverting octal buffer and line driver featuring 3-STATE outputs. It operates within a supply voltage range of 4.5V to 5.5V. The device provides high output drive capability with a sink current of 64 mA and a source current of 32 mA. Propagation delays are typically 4.8 ns at 5V with a 50 pF load. It utilizes a 20-Lead Thin Shrink Small Outline Package (TSSOP).

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides nondestructive hot insertion capability for bus loading.
• Ensures high impedance glitch-free operation during power up and down cycles.
• Includes guaranteed latchup protection exceeding 150 mA.

Buffers, Drivers, Receivers, Transceivers Applications

• Memory address drivers
• Clock drivers
• Bus oriented transmitters or receivers

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific package designation MTC20 corresponds to the required 20-Lead TSSOP footprint. Confirm that the logic family ABT meets the system's speed and drive requirements. Ensure the operating temperature range aligns with the application environment. Check for RoHS compliance status if required by manufacturing standards.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when high-speed signal buffering is required alongside significant current drive capabilities. The ABT technology offers faster propagation than standard AC or HCT families. Consider the dual enable inputs for flexible bus control configurations. Evaluate the thermal performance given the high output currents available from the TSSOP package.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74ABT series of high-speed CMOS logic devices. It functions as an octal buffer, providing eight independent channels. The design focuses on improving printed circuit board density while maintaining robust signal integrity for high-frequency applications.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct substitutes include other 74ABT240 variants from different manufacturers such as SN74ABT240ANSR. Verify pin compatibility and electrical characteristics before substitution.

Buffers, Drivers, Receivers, Transceivers FAQ

What is the maximum output short-circuit current?

The maximum output short-circuit current is specified as -275 mA.

How does the device handle power-up conditions?

It maintains high impedance glitch-free bus loading throughout the entire power-up and power-down cycle.