EFR32BG21A010F1024IM32 Bluetooth 5.1 and Bluetooth Mesh Wireless SoC

The EFR32BG21A010F1024IM32 Blue Gecko Series 2 wirelss SoC includes 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 1024 kB of flash, 96 kB of RAM, and is available in a QFN32 package. With up to 10 dBm maximum power output and an excellent receive sensitivity of -97 (1 Mbit/s GFSK) dBm the EFR32BG21A010F1024IM32 provides a robust RF link for reliable communications for Bluetooth 5.1 and Bluetooth mesh applications. The EFR32BG21A010F1024IM32 uses the same tools as EFR32 Wireless Gecko Series 1, providing easy migration and fast time-to-market with development kits, SDKs, mobile apps, and Silicon Labs patented network analyzer.

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Specifications Summary

MCU Core: ARM Cortex-M33

Core Frequency (MHz): 80

Flash (kB): 1024

RAM (kB): 96

TX Output Power (dBm): 10

Receive Sensitivity: -97 (1 Mbit/s GFSK)

GPIO: 20

USART: 3

UART: 3

I²C: 2

ADC: 12-bit, SAR, 1 Msps

Package: QFN32


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