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R574403405
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Product Detailed Parameters
- Description：IC RF SWITCH SP4T 18GHZ
- Series：SPnT
- Mfr：Radiall USA, Inc.
- Package：Bulk
- Product Status：Obsolete
- RF Type：General Purpose
- Topology：-
- Circuit：SP4T
- Frequency Range：0Hz ~ 18GHz
- Isolation：60dB (min)
- Insertion Loss：0.5dB (max)
- Test Frequency：18GHz
- Impedance：50Ohm
- Voltage - Supply：24V ~ 30V
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：-
- Package / Case：Module
- P1dB：-
- IIP3：-
- Features：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The R574403405 is a terminated coaxial switch from the Ramses series, manufactured by Radiall USA, Inc. It features an SMA interface and supports frequencies up to 18 GHz. The device is configured as a Single-Pole Quad-Throw (SP4T) switch with normally open operation. It utilizes a D-sub connector for control and operates on 28Vdc power. The component is currently classified as obsolete.
Feature Summary
- Terminated SP4T configuration within the Ramses series
- SMA interface supporting up to 18 GHz frequency
- Normally open switching operation
- D-sub connector integration
Applications
- RF signal routing in communication systems
- Test and measurement equipment setups
- Aerospace and defense radar applications
Procurement Notes
Verify obsolescence status directly with Radiall USA, Inc., as the component is listed as obsolete. Confirm availability through authorized distributors or secondary market channels. Request updated lifecycle documentation to ensure compliance with long-term supply requirements. Validate technical specifications against current design needs before procurement.
Selection Notes
Select this component only if its specific Ramses series characteristics match the system requirements. Ensure compatibility with 28Vdc control signals and D-sub interfaces. Consider the 18 GHz frequency limit for RF performance. Evaluate alternative active components if long-term supply stability is critical for the application.
Part Context
This part belongs to the Ramses family of coaxial switches, designed for high-frequency applications. The terminated version integrates load resistors to prevent signal reflections. The SP4T topology allows routing one input to four outputs. The Ramses series is known for robust construction suitable for demanding environments.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided data. Consult Radiall USA, Inc. for official cross-reference recommendations or newer generation replacements compatible with SMA interfaces and 18 GHz operations.
