EFR32BG21 Blue Gecko Wireless SoC Family Data Sheet
The Blue Gecko family of SoCs is part of the Wireless Gecko portfol...
EFR32BG21 Blue Gecko Wireless SoC Family Data Sheet
The Blue Gecko family of SoCs is part of the Wireless Gecko portfolio. Blue Gecko SoCs are ideal for enabling energy-friendly Bluetooth 5 networking for IoT devices.
The single-die solution combines an 80 MHz ARM Cortex-M33 with a high performance 2.4 GHz radio to provide an industry-leading, energy efficient wireless SoC for IoT connected applications.
Blue Gecko applications include:
Lighting Connected Home Gateways and Digital Assistants Building Automation and Security
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
enabling autonomous interaction of MCU peripherals 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
Core / Memory
ARM CortexTM M33 processor with DSP extensions, FPU and Trust Zone
Flash Program Memory
Secure Boot with Root of Trust and
Secure Loader
EUI
ETM
Secure Debug
RAM Memory
LDMA Controller
FRC BUFC
Radio Transceiver
RF Frontend I
LNA Q
PA
PA
DEMOD
PGA
IFADC
Frequency Synth
AGC MOD
Lowest power mode with peripheral operational:
EM0—Active
EM1—Sleep
CRC RAC
Clock Management
HF Crystal Oscillator
EM23 HF RC Oscillator
HF RC Oscillator
Fast Startup RC Oscillator
LF Crystal Oscillator
Ultra LF RC Oscillator
LF RC Oscillator
Energy Management
Voltage
Regulator
Brown-Out Detector
Power-On Re...