The EFR32FG28 System on Chip (SoC) from Silicon Labs is a highly innovative and versatile solution designed for a wide range of IoT and connected applications. It combines a Sub-GHz radio with a Bluetooth radio, offering dual-band capabilities that enhance range and flexibility in design.
One of the standout features of the EFR32FG28 is its single-die, multi-core architecture. It is powered by a 32-bit ARM Cortex-M33 core, capable of operating at a maximum frequency of 78 MHz. The SoC provides ample memory resources, with 1024 kB of flash and up to 256 kB of RAM, enabling the development of adaptable solutions that support dynamic protocols.
Energy efficiency is a priority for the EFR32FG28. It incorporates an energy-efficient radio core with low active and sleep currents, contributing to extended battery life in IoT devices. The integrated power amplifiers (PAs) deliver up to 20 dBm for the Sub-GHz radio and 10 dBm for Bluetooth Low Energy (BLE) transmit power, ensuring reliable and robust wireless communication.
The SoC offers a comprehensive peripheral set and supports up to 49 GPIO (General Purpose Input/Output) pins, facilitating diverse connectivity and interfacing options. It is available in QFN48 and QFN68 package options, providing flexibility for different application requirements and space constraints.
Notably, the EFR32FG28 operates reliably in challenging environments, with a temperature range of up to 125 °C. This feature makes it suitable for applications in harsh industrial or outdoor settings.
The EFR32FG28 finds application in various domains, including metering, home and building automation, industrial automation, security systems, and street lighting. Its robust features and advanced security capabilities make it an ideal choice for creating secure and connected IoT ecosystems.
Furthermore, the SoC's expansive memory footprint enables the implementation of dynamic protocol support, allowing for adaptability and compatibility with evolving communication standards. Additionally, the inclusion of a Matrix Vector Processor (MVP) empowers the seamless integration of artificial intelligence (AI) and machine learning (ML) algorithms, enabling intelligent processing capabilities in end-node devices.
In summary, the EFR32FG28 SoC from Silicon Labs offers groundbreaking features, including dual-band capabilities, low power consumption, strong security, and flexible integration options. Its extensive memory resources and support for AI/ML algorithms make it a versatile choice for a wide range of IoT applications.
