R574412685

Overview

The R574412685 is a terminated SP6T coaxial switch from the RAMSES series, manufactured by Radiall USA. It features SMA connectors and operates up to 18 GHz with a 50 Ohm impedance. The device utilizes normally open contacts and is controlled via BCD TTL inputs at 12 Vdc. Operating temperature ranges from -40°C to 85°C.

Feature Summary

• SP6T configuration with terminated ports
• RAMSES series design for high-frequency applications
• BCD TTL control interface
• Normally open contact state

Applications

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

Procurement Notes

Verify component status as obsolete through official Radiall channels. Confirm availability of last-time buy options or authorized distributors. Ensure compatibility with existing BCD TTL control logic and 12Vdc power requirements before procurement.

Selection Notes

Select this model for applications requiring six-way RF switching within the 18 GHz range. Verify that the SMA connector type and terminated port configuration meet system integration needs. Ensure environmental conditions fall within the specified -40°C to 85°C operating range.

Part Context

Part of the RAMSES family of coaxial switches designed for robust RF performance. The series offers multiple pole-throw configurations with various control interfaces. This specific model integrates termination resistors for improved signal integrity in high-frequency circuits.

Replacement Considerations

As an obsolete part, direct substitutes may be limited. Consult Radiall for recommended alternatives within the RAMSES series or newer generations that maintain SP6T topology and 18 GHz specifications.