CD74FCT540ATQM

Overview

The CD74FCT540ATQM is an octal buffer manufactured by Harris Corporation, belonging to the FCT logic series. It features a single functional element with eight bits per element and provides three-state outputs in an inverting configuration. The device operates on a CMOS technology platform within a 20-QSOP plastic package. It supports bidirectional data transmission capabilities suitable for high-speed digital applications requiring precise signal buffering.

Feature Summary

• Provides inverting buffer functionality with three-state output control
• Utilizes FCT series CMOS technology for high-speed performance
• Features independent control mechanisms for data direction management

Applications

• High-speed bus driver circuits
• Clock distribution networks
• Data line buffering systems

Procurement Notes

Verify component authenticity through official Harris Corporation channels or authorized distributors. Confirm RoHS compliance status as historical records indicate non-compliance. Ensure the specific QSOP package variant matches design requirements. Check for moisture sensitivity level constraints during storage and handling procedures.

Selection Notes

Select this component when inverting octal buffering with three-state capability is required. Consider the FCT series speed characteristics against standard logic families. Evaluate the 20-QSOP package dimensions for PCB layout compatibility. Verify voltage supply requirements align with system specifications before integration.

Part Context

This part belongs to the Harris Corporation FCT logic family, designed for high-speed CMOS applications. It serves as a successor to earlier logic standards, offering improved switching speeds and lower power consumption. The CD74FCT540ATQM specifically addresses needs for robust signal integrity in complex digital systems.

Replacement Considerations

Check for direct equivalents from Texas Instruments or other manufacturers holding Harris Semiconductor assets. Verify pinout compatibility and electrical parameter alignment before substitution.