Device/Module image

EFR32BG21A020F512IM32

Bluetooth Low Energy EFR32BG21 SoCs (Series 2)

EFR32BG21A020F512IM32 EFR32BG21 Series 2 wirelss SoCs include a 80 MHz ARM Cortex-M33 core, providing plenty of processing capability, while a dedicated security core provides fast encryption, secure boot loading and a debug access control. This device includes 512 kB of flash, 64 kB of RAM and is available in a QFN32 package. With up to 20 dBm maximum power output and an excellent receive sensitivity of -97.1 (1 Mbit/s GFSK) dBm, the EFR32BG21A020F512IM32 provides a robust RF link for reliable communications for Bluetooth 5.4 and Bluetooth mesh applications. EFR32BG21A020F512IM32 devices use the same tools as EFR32BG Series 1, providing easy migration and fast time-to-market with development kits, SDKs, mobile apps and our patented network analyzer.

EFR32BG21A020F512IM32

Key Specs

 
MCU Core
ARM Cortex-M33
Core Frequency (MHz)
80
TX Power (dBm)
20
Flash (kB)
512
RAM (kB)
64
Bluetooth 5 - 2M PHY
Yes
Bluetooth 5 - LE Long Range
Yes
Bluetooth Mesh
Yes
Sub-GHz Capable
No
Package Type
QFN32
Dig I/O Pins
20
Secure Vault
Base
MCU Core
ARM Cortex-M33
Core Frequency (MHz)
80
TX Power (dBm)
20
Flash (kB)
512
RAM (kB)
64
Bluetooth 5 - 2M PHY
Yes
Bluetooth 5 - LE Long Range
Yes
Bluetooth Mesh
Yes
Sub-GHz Capable
No
Package Type
QFN32
Dig I/O Pins
20
Secure Vault
Base
EFR32BG21 Block Diagram
Close
Loading Results
Close