EFR32MG21A020F512IM32-BR
- Description
- Mighty Gecko, QFN32, 2.4G, 20dB, mesh multiprotocol, 512kB, 64kB(RAM), 20 GPIO
- Current - Receiving
- 9.4mA
- Datasheet

Quantity
20,000 AvailableLet us do the sourcing. Even if it's not available now, our team can track it down and tailor a solution just for you.
- ARM Cortex-M33 core architecture
- 2.4G Hz multiprotocol mesh RF transceiver
- 512kB flash and 64kB RAM
- 20 GPIO for flexible peripheral connectivity
- Low receive current of 9.4mA
The Silicon Labs EFR32MG21A020F512IM32-BR is a Mighty Gecko wireless SoC built around an ARM Cortex-M33 core, offering 512kB of flash and 64kB of RAM with 20 GPIO. It is a 2.4G Hz multiprotocol mesh transceiver designed for connected and IoT applications. The EFR32MG21A020F512IM32-BR is in active production.
The Silicon Labs EFR32MG21A020F512IM32-BR is typically used as the wireless microcontroller in IoT and connected-home devices that rely on 2.4G Hz mesh networking. Its Cortex-M33 core, integrated radio, and on-chip memory make it well suited to smart lighting, sensors, gateways, and other low-power mesh nodes. Embedded and IoT developers commonly specify this SoC for multiprotocol connectivity in compact designs.
Fusion’s in-house quality hubs and Prosemi testing facility are fully certified to meet critical industry standards for electronic component inspection and testing.
Quantity
20,000 AvailableLet us do the sourcing. Even if it's not available now, our team can track it down and tailor a solution just for you.