SAC3220Q3

RF Switches Overview

The SAC3220Q3 is a general-purpose broadband high-isolation GaAs pHEMT SP4T switch in a leadless 3x3mm surface mount package. It operates from DC to 20GHz with 50Ohm impedance. Key electrical parameters include typical isolation of -50dB, insertion loss of -2.5dB, and a supply voltage range of 0V to 5V. The device supports radar and VSAT applications, featuring an operating temperature range of -55°C to 85°C.

RF Switches Feature Summary

• Broadband operation covering DC to 20GHz frequency range
• High isolation performance utilizing GaAs pHEMT technology
• Compact leadless 3x3mm surface mount package design

RF Switches Applications

• Radar systems
• VSAT communications

RF Switches Procurement Notes

Verify the specific datasheet version and manufacturer documentation for the SAC3220Q3 to ensure compliance with required RF specifications. Confirm that the 12-QFN package dimensions and pinout match the target PCB layout. Validate the operating temperature range and supply voltage requirements against system constraints before finalizing procurement decisions.

RF Switches Selection Notes

Select this component for applications requiring wide bandwidth up to 20GHz and high isolation in a small footprint. Ensure the design accommodates the 0V to 5V control voltage range. Consider the thermal management capabilities within the specified -55°C to 85°C operating range for reliable performance in radar or VSAT environments.

RF Switches Part Context

The SAC3220Q3 belongs to the SuperApex family of GaAs MMIC switches. It is designed as a single-pole four-throw (SP4T) solution for high-frequency signal routing. The device integrates pHEMT technology to achieve low insertion loss and high isolation, suitable for demanding RF front-end applications.

RF Switches Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.