Silicon Labs EFR32xG27 Wireless Gecko SoCs are single-die solutions combining a 76.8MHz Cortex-M33 with a high-performance 2.4GHz radio to provide energy-efficient, wireless SoCs for IoT-connected applications. The EFR32BG27 SoCs (WLCSP and QFN packaged) enable BLUETOOTH® 5.x networking, while the EFR32MG27 components (QFN packaged) permit multiprotocol networking. These devices have boost or buck DC-DC capabilities, facilitating direct power from various batteries.
32-bit ARM® Cortex®-M33 core with 76.8MHz maximum operating frequency
768kB of flash and 64kB of RAM
Energy-efficient radio core with low active and sleep currents
Integrated PA with up to 8dBm (2.4GHz) TX power
Secure Boot with Root of Trust and Secure Loader (RTSL)
Pin compatibility/feature superset with EFR32xG22
DC-DC supporting buck (1.8V to 3.8V) or boost (0.8V to 1.7V) operation