R574493625

RF Switches Overview

The R574493625 is a terminated RAMSES SP6T coaxial switch manufactured by Radiall USA, Inc. It operates with an SMA interface and supports frequencies up to 18 GHz. The device features self-coil actuation with automatic reset capabilities and is controlled via a 28Vdc TTL signal using diode logic. It includes a D-sub connector for control input. The unit is currently marked as obsolete or discontinued in standard distribution channels.

RF Switches Feature Summary

• SP6T topology with terminated ports
• SMA interface supporting 18 GHz operation
• Self-coil actuation with automatic reset function
• 28Vdc TTL control interface with D-sub connector

RF Switches Applications

• RF signal routing in test and measurement equipment
• Telecommunications infrastructure switching
• Aerospace and defense radar systems

RF Switches Procurement Notes

Verify current availability status as the component is listed as obsolete or discontinued. Confirm compatibility with existing system interfaces before procurement attempts. Check for authorized distributors handling remaining stock or valid substitutes. Ensure compliance with export regulations if applicable.

RF Switches Selection Notes

Select this component only if SP6T configuration and 18 GHz bandwidth meet specific design requirements. Evaluate the need for automatic reset functionality versus latching alternatives. Consider the physical footprint of the D-sub control interface. Assess long-term supply chain stability given the obsolete status.

RF Switches Part Context

This part belongs to the RAMSES series of high-performance coaxial switches from Radiall. The series is designed for demanding RF applications requiring low insertion loss and high isolation. The R574493625 specifically utilizes SMA connectors and self-coil technology for reliable switching operations in critical environments.

RF Switches Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation due to the obsolete status. Consult Radiall engineering support for direct replacements or updated product line recommendations.