40805K

Overview

The IDT40805K is a clock buffer integrated circuit manufactured by Integrated Device Technology. It is dual-marked as the 49FCT805AEB, indicating compatibility with that specific part number within the FCT logic family. The device operates in asynchronous mode and is designed for digital devices, memory control logic, and general logic subsystems requiring robust logic paths in embedded systems. It is housed in a bulk package configuration.

Feature Summary

• Functions as a clock buffer for signal distribution
• Dual-marked identification supporting 49FCT805AEB specifications
• Designed for robust logic paths in embedded systems

Applications

• Digital devices requiring clock signal buffering
• Memory control logic systems
• General logic subsystems in embedded applications

Procurement Notes

Verify the dual-marking designation (49FCT805AEB) to ensure functional equivalence with existing designs. Confirm the package type matches system requirements, as this component is listed in bulk packaging. Check RoHS status documentation, as it may be marked as not applicable depending on the manufacturing era. Ensure the supplier provides genuine factory-sealed units with recent date codes to maintain reliability standards.

Selection Notes

Select this component when a high-performance clock buffer is needed for FCT-compatible logic families. The dual-marking allows for interchangeability with the 49FCT805AEB, providing flexibility in sourcing. Consider the asynchronous operation mode and the specific voltage requirements of the target embedded system before integration.

Part Context

This component belongs to the IDT clock buffer and driver category. It is part of the broader portfolio from Integrated Device Technology, which was acquired by Renesas Electronics. The device serves as a critical interface element for timing signals in complex digital architectures.

Replacement Considerations

• 49FCT805AEB