R574402830

Overview

The R574402830 is a single-pole eight-throw (SP8T) terminated coaxial switch manufactured by Radiall USA, Inc. It belongs to the Ramses series and utilizes SMA connectors with a 50 Ohm impedance. The device operates up to 18 GHz and features normally open contacts controlled by 12Vdc BCD TTL logic via D-sub connector inputs.

Feature Summary

• Single-pole eight-throw (SP8T) switching configuration
• Terminated Ramses design for stable RF performance
• Controlled by 12Vdc BCD TTL logic signals
• SMA interface connectors

Applications

• General-purpose RF signal routing
• Test and measurement equipment
• Telecommunications systems
• Aerospace and defense electronics

Procurement Notes

Verify component status as sources indicate this model may be discontinued or subject to restricted supply conditions. Confirm availability through authorized distributors and check for valid datasheets before integration into designs.

Selection Notes

Select this component when an SP8T topology is required within the Ramses family. Ensure system compatibility with 12Vdc BCD TTL control levels and SMA mating interfaces. Verify frequency requirements do not exceed the 18 GHz operational limit.

Part Context

This part is part of Radiall's Ramses line of high-performance coaxial switches. The series offers various throw configurations and control methods, providing standardized solutions for complex RF signal distribution networks in demanding environments.

Replacement Considerations

Consider models such as R574402620 (SP6T), R574402085 (SP10T), or R574412620 (SP6T Industrial) for alternative throw counts or environmental ratings within the same terminated Ramses architecture.