74ABT240CMTCX

Buffers, Drivers, Receivers, Transceivers Overview

The onsemi 74ABT240CMTCX is an octal buffer and line driver featuring inverting outputs with 3-STATE capability. It operates within a supply voltage range of 4.5V to 5.5V, utilizing a 20-Lead Thin Shrink Small Outline Package (TSSOP). The device provides high drive strength with output sink capabilities of 64 mA and source capabilities of 32 mA. Propagation delays are specified at a maximum of 5.5 ns under typical conditions. It supports ambient operating temperatures from -40°C to +85°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides nondestructive hot insertion capability for safe bus connection during power cycles.
• Ensures high impedance glitch-free bus loading throughout the entire power-up and power-down cycle.
• Includes guaranteed latchup protection exceeding industry standards.

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 variant against the datasheet ordering codes to ensure compatibility with the TSSOP footprint. Confirm that the component meets RoHS requirements as indicated by the manufacturer's specifications. Check for any lifecycle status updates regarding availability and obsolescence before finalizing procurement plans.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring high-density PCB layouts with robust signal buffering. The ABT logic family offers superior speed compared to standard TTL alternatives. Ensure the design accommodates the required 3-STATE control signals for proper bus management and isolation.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74ABT logic family, which combines the speed of Advanced Bipolar Technology with CMOS low power consumption. It serves as a direct replacement for older 74S series devices in high-speed digital applications, offering improved performance while maintaining pinout compatibility with standard logic families.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct substitutes include the 74ABT240SCX and 74ABT240MTCX. Verify pin compatibility and electrical characteristics before substitution.