R573403645

Overview

The R573403645 is an SP6T RF switch from the Ramses series, manufactured by Radiall USA, Inc. It operates within a frequency range of DC to 18 GHz and features SMA connectors. The device utilizes a normally open configuration with a 28V supply voltage (24V to 30V). Key electrical parameters include a minimum isolation of 60 dB and a maximum insertion loss of 0.5 dB at 18 GHz. It maintains a 50 Ohm impedance and functions within a temperature range of -40°C to 85°C.

Feature Summary

• SP6T single-pole six-throw switching architecture
• Normally open contact configuration
• Integrated SMA connector interface
• High isolation performance up to 60 dB

Applications

• RF signal routing in communication systems
• Test and measurement instrumentation
• Aerospace and defense radar subsystems
• Satellite ground station equipment

Procurement Notes

Verify part authenticity through authorized channels. Confirm datasheet revisions match design requirements. Check for RoHS compliance status. Validate supply chain documentation. Ensure storage conditions meet moisture sensitivity level specifications.

Selection Notes

Select this component for applications requiring high-frequency switching up to 18 GHz. Consider the SP6T topology for complex signal path management. Evaluate thermal performance within the specified operating range. Match impedance requirements to system design. Verify connector compatibility with existing infrastructure.

Part Context

This model belongs to the Ramses family of coaxial switches designed for demanding RF environments. It represents a solid-state solution replacing electromechanical alternatives. The series emphasizes reliability and compact form factors for modern electronic systems.

Replacement Considerations

Direct substitutes include R573403605 and R573413400 from the same manufacturer. Verify pinout and connector type compatibility before substitution. Ensure electrical parameters meet or exceed original specifications.