R574403840

Overview

The R574403840 is a single-pole eight-throw (SP8T) RF switch IC manufactured by Radiall USA, Inc. It operates within a frequency range of 0Hz to 18GHz and features a 50Ohm impedance. The device utilizes the Ramses architecture with SMA connectors and is terminated. It functions as a normally open switch requiring a 28Vdc control voltage and employs pin terminals for interface.

Feature Summary

• Single-pole eight-throw switching configuration
• Operates up to 18GHz frequency range
• Terminated Ramses design with SMA interfaces

Applications

• General-purpose RF signal routing
• Test and measurement equipment
• Telecommunications infrastructure

Procurement Notes

Verify component authenticity through authorized Radiall distributors or certified suppliers. Confirm datasheet revisions match specific lot codes. Ensure storage conditions comply with manufacturer guidelines to maintain performance integrity. Check for RoHS compliance documentation if required for regulatory adherence.

Selection Notes

Select this component when an SP8T topology is required for frequencies extending to 18GHz. The 50Ohm impedance matches standard RF systems. Consider the 28Vdc control requirement and SMA termination style during system integration planning.

Part Context

This part belongs to the Ramses series of RF switches from Radiall. These components are designed for high-frequency applications requiring reliable signal path switching. The series typically offers low insertion loss and high isolation characteristics suitable for demanding RF environments.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Verify compatibility with existing PCB footprints and control logic before considering alternative sources.