Silicon Labs EFR32 Series 2 2.4 GHz Matching Guide: RF Design and Optimization

This application note from Silicon Labs provides essential guidance for engineers working with the EFR32 Series 2 wireless Gecko portfolio. It focuses on achieving optimal 2.4 GHz Radio Frequency (RF) performance through detailed matching network design and implementation.

The document outlines various matching techniques and design steps tailored for specific power levels and device variants, including the EFR32xG21 and EFR32xG22. It covers key aspects such as impedance determination, topology selection, and the impact of component parasitics, supported by measurement results.

Key Focus Areas:

Description of 2.4 GHz matching networks and techniques for EFR32 Series 2 devices.
Detailed discussion of design steps and practical examples.
Analysis of measured TX fundamental and harmonic performance.
Presentation of measured receive sensitivity values.

For comprehensive information on PCB layout requirements critical for 2.4 GHz operation, refer to the related application note, AN928.2: EFR32 Series 2 Layout Design Guide.

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