EFR32MG24B210F1536IM48-BR

Overview

The EFR32MG24B210F1536IM48-BR is a Bluetooth System on Chip from Silicon Labs operating at 2.4 GHz with an ARM Cortex-M33 core running up to 78 MHz. It features 1536 kB of Flash memory and 256 kB of RAM, housed in a QFN-48 package. The device supports Bluetooth v5.3 with a maximum data rate of 2 Mbps and delivers +10 dBm output power while maintaining -94.4 dBm sensitivity. Operating voltage ranges from 1.71 V to 3.8 V, with a functional temperature range spanning -40°C to +125°C.

Feature Summary

• Integrates high-performance RF transceiver with ARM Cortex-M33 processor for efficient wireless processing
• Includes Secure Vault High security module to protect intellectual property and user data
• Supports multiple wireless protocols including Bluetooth, Zigbee, and Thread for versatile IoT connectivity

Applications

• Smart home devices requiring secure mesh networking
• Medical equipment needing reliable low-power wireless communication
• IoT sensors utilizing Thread or Zigbee protocols

Procurement Notes

Verify the specific suffix BR indicates tape-and-reel packaging configuration when sourcing components. Confirm that the Secure Vault High security level meets project requirements for cryptographic protection. Ensure the QFN-48 footprint matches the PCB design constraints. Validate that the +125C operating temperature rating aligns with environmental conditions. Cross-reference the manufacturer part number against official Silicon Labs documentation to avoid counterfeit risks.

Selection Notes

Choose this model when high flash capacity and robust security are required for complex firmware. The 256 kB RAM supports advanced protocol stacks and multitasking applications. Consider the 78 MHz clock speed for processing-intensive tasks within the wireless stack. Evaluate the +10 dBm output power against link budget requirements for range optimization. Assess compatibility with existing development tools and SDKs for the MG24 series.

Part Context

This component belongs to the EFR32MG24 Mighty Gecko family, designed for sub-GHz and 2.4 GHz applications. It complements other variants like the BG24 series by offering specific memory configurations and security levels tailored for diverse IoT deployments. The MG24 series emphasizes energy efficiency and security for smart building and industrial use cases.

Replacement Considerations

Public confirmed substitute part numbers: EFR32MG24A010F1536IM48-B, EFR32MG24B210F1536IM48-B.