EFR32MG24A020F1024IM48-BR

RF Transceiver ICS Overview

The EFR32MG24A020F1024IM48-BR is a Bluetooth RF System on Chip from Silicon Labs. It features an ARM Cortex-M33 core operating at 78 MHz. The device includes 1 MB Flash and 128 kB RAM. It supports 2.4 GHz operation with +20 dBm output power and -94.4 dBm sensitivity. Voltage ranges from 1.71 V to 3.8 V. Operating temperature spans -40°C to +125°C. The package is QFN-48.

RF Transceiver ICS Feature Summary

• Integrates a high-performance 32-bit ARM Cortex-M33 processor with DSP instructions for efficient signal processing.
• Provides robust wireless connectivity via a 2.4 GHz radio supporting multiple mesh protocols.
• Includes Secure Vault hardware security features to protect against remote and local network attacks.

RF Transceiver ICS Applications

• Smart home gateways and hubs
• Building automation sensors and switches
• Smart lighting and LED fixtures

RF Transceiver ICS Procurement Notes

Verify the specific suffix BR indicates reel packaging when sourcing components. Confirm the IM48 designation matches the required QFN-48 footprint for PCB layout compatibility. Ensure the A020 variant aligns with the intended firmware and feature set requirements for the target application design.

RF Transceiver ICS Selection Notes

Select this model for applications requiring extended industrial temperature ranges up to +125°C. The 128 kB RAM configuration suits moderate complexity firmware needs. Consider the QFN-48 package dimensions during mechanical design. Verify that the 1 MB Flash capacity meets storage requirements for protocol stacks and user data.

RF Transceiver ICS Part Context

This component belongs to the EFR32MG24 Mighty Gecko series, designed for Matter, OpenThread, and Zigbee implementations. It targets IoT devices needing secure, low-power wireless communication. The series integrates AI/ML acceleration capabilities alongside standard MCU peripherals for versatile smart device development.

RF Transceiver ICS Replacement Considerations

Check the EFR32MG24A020F1024IM40-BR for identical electrical specifications in a QFN-40 package. Verify pinout compatibility before substituting different package variants within the same silicon family.