MC74ACT240DT

Overview

The MC74ACT240DT is a high-speed CMOS octal buffer and line driver featuring independent active-low output enable inputs. It operates with a supply voltage range of 2.7 V to 3.6 V, ensuring compatibility with standard logic families. The device provides balanced propagation delays and low power dissipation while maintaining high noise immunity. Designed for demanding applications, it offers strong drive capabilities suitable for clock drivers and bus-oriented architectures.

Feature Summary

• Octal configuration with independent active-low output enables
• High-speed CMOS technology for balanced propagation delays
• Wide operating voltage range compatible with 3.3 V systems
• Low power dissipation with high noise immunity

Applications

• Clock drivers
• Bus-oriented architectures
• Memory address drivers

Procurement Notes

Verify the specific suffix 'DT' indicates the tape and reel packaging format when ordering. Confirm the package type matches the required PCB footprint. Ensure the voltage supply aligns with the specified 2.7 V to 3.6 V range. Check for RoHS compliance status if required by project specifications. Validate the manufacturer date code against inventory requirements.

Selection Notes

Select this component for designs requiring octal buffering with independent control. It is suitable for systems needing 3.3 V logic level translation or driving. Consider the package availability and thermal characteristics for the specific application environment. Compare propagation delays against system timing requirements to ensure signal integrity.

Part Context

This part belongs to the 74ACT series of high-speed CMOS logic devices. It serves as an octal buffer and line driver within onsemi's portfolio. The device complements other logic families by providing robust performance in 3.3 V environments. It is commonly used in digital systems requiring reliable data transmission and signal conditioning.

Replacement Considerations

Check for direct pin-compatible alternatives from the same 74ACT family. Verify electrical parameters such as propagation delay and output current capability. Ensure the replacement supports the same voltage range and package style. Consult official substitution guides for confirmed equivalent parts.