EFR32MG24A410F1536IM40-BR

Overview

The EFR32MG24A410F1536IM40-BR is a Bluetooth System on Chip from the MG24 series, featuring an ARM Cortex-M33 core operating at 78 MHz. It integrates 1536 kB of Flash memory and 256 kB of RAM within a QFN-40 package. The device supports 2.4 GHz wireless communication with a maximum output power of +10 dBm and a sensitivity of -94.4 dBm. It operates on a single supply voltage ranging from 1.71 V to 3.8 V and functions across a temperature range of -40°C to +125°C.

Feature Summary

• Integrates a high-performance 32-bit ARM Cortex-M33 processor with DSP instructions and a floating-point unit for efficient signal processing.
• Supports multiple wireless protocols including Bluetooth Low Energy, Zigbee, Matter, and Thread with built-in direction finding capabilities.
• Includes a dedicated matrix-vector processor designed to accelerate AI and machine learning workloads.
• Features low system energy consumption with optimized current draw across various operational modes.

Applications

• Smart home automation devices
• Wireless lighting controls
• Medical device connectivity
• IoT mesh network nodes

Procurement Notes

Verify the specific suffix BR against official Silicon Labs documentation to confirm reel packaging specifications. Ensure compatibility with required crystal oscillators, as the component mandates a 40 MHz crystal. Cross-reference the part number with the latest datasheet to confirm pinout and thermal characteristics before integration.

Selection Notes

Select this model when a balance of moderate RF output power (+10 dBm) and substantial memory (1536 kB Flash, 256 kB RAM) is required. It is suitable for applications needing extended temperature ranges up to +125°C and support for complex protocol stacks like Thread or Matter within a compact QFN-40 footprint.

Part Context

This component belongs to the EFR32MG24 family, which targets multi-protocol wireless IoT applications. The MG24 series is designed for robust mesh networking and includes hardware accelerators for security and signal processing, distinguishing it from lower-tier variants in the broader EFR32 portfolio.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult Silicon Labs documentation for potential cross-references based on memory and package requirements.