EFR32BG21 Overview
EFR32BG21 BLE Wireless SoC Family Data Sheet The EFR32BG21 SoC is part of the Wireless Gecko portfolio. EFR32BG21 SoCs are ideal for enabling energy-friendly Bluetooth 5 networking for IoT devices. The single-die solution bines an 80 MHz ARM Cortex-M33 a high performance 2.4 GHz radio, and an integrated Hardware Secure Engine to provide a highly secure, energy efficient wireless SoC for IoT connected applications.
EFR32BG21 Key Features
- 32-bit ARM® Cortex®-M33 core with 80 MHz maximum operating frequency
- Up to 1024 kB of flash and 96 kB of RAM
- 12-channel Peripheral Reflex System
- Integrated PA with up to 20 dBm (2.4 GHz) TX power
- Robust peripheral set and up to 20 GPIO in a 4x4 QFN package
- Low Power Wireless System-on-Chip
- High Performance 32-bit 80 MHz ARM Cortex®-M33 with DSP instruction and floating-point unit for efficient signal process
- Up to 1024 kB flash program memory
- Up to 96 kB RAM data memory
- 2.4 GHz radio operation