74AC240MTR

Buffers, Drivers, Receivers, Transceivers Overview

The 74AC240MTR is an octal bus buffer with three-state inverted outputs manufactured by STMicroelectronics. It operates within a supply voltage range of 2V to 6V and features high-speed performance with a typical propagation delay of 4.2ns at 5V. The device provides symmetrical output impedance with minimum drive currents of 24mA for both high and low states, ensuring balanced propagation delays. It includes improved latch-up immunity and protection circuits against static discharge.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bus buffer with three-state inverted outputs
• High noise immunity with defined input thresholds
• Capable of driving 50Ω transmission lines
• Includes protection circuits against static discharge

Buffers, Drivers, Receivers, Transceivers Applications

• 3-state memory address drivers
• Bus-oriented communications
• Clock distribution
• Memory modules

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the component status as obsolete in official documentation before procurement planning. Confirm package availability and substitute part numbers through authorized distributors. Ensure compliance with RoHS standards if required by specific project constraints. Review absolute maximum ratings to prevent operational damage during integration.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for applications requiring high-speed data buffering with inverted logic functionality. Consider the operating voltage range of 2V to 6V for compatibility with various system power supplies. Evaluate the need for three-state outputs to facilitate bus sharing. Assess thermal requirements based on the specified operating temperature range.

Buffers, Drivers, Receivers, Transceivers Part Context

This component belongs to the 74AC series of advanced high-speed CMOS logic devices. It is functionally compatible with the standard 74 Series 240 but offers improved speed and lower power dissipation. The device utilizes sub-micron silicon gate and double-layer metal wiring C2MOS technology for enhanced performance.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for pin-compatible alternatives from other manufacturers if the original part is discontinued. Verify that substitute components meet the same electrical specifications and package dimensions. Ensure functional equivalence regarding propagation delay and output drive capability.