EFR32MG24A410F1536IM40-B

Overview

The EFR32MG24A410F1536IM40-B is a Silicon Labs RF System on Chip (SoC) operating at 2.4 GHz, designed for Bluetooth and Zigbee applications. It features an ARM Cortex-M33 core with a maximum clock frequency of 78 MHz. The device includes 1536 kB of Flash program memory and 256 kB of RAM. It supports a maximum data rate of 2 Mbps with a receive sensitivity of -94.4 dBm and a transmit output power of 10 dBm. Operating voltage ranges from 1.71 V to 3.8 V. The unit is housed in a QFN-40 package and functions within 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, Zigbee, Matter, and Thread with configurable modulation formats such as GFSK and O-QPSK DSSS.
• Incorporates Secure Vault hardware security features and a matrix-vector processor for AI/ML acceleration tasks.

Applications

• Smart home mesh networking devices
• Wireless lighting control systems
• Medical device connectivity modules

Procurement Notes

Verify the specific suffix 'B' against official Silicon Labs documentation to confirm pinout compatibility and thermal characteristics. Ensure the QFN-40 package dimensions align with PCB footprint requirements. Confirm that the 10 dBm output power specification meets the link budget needs for the intended application environment.

Selection Notes

Select this component when a balance between moderate transmit power and high memory capacity is required for complex protocol stacks. The QFN-40 package offers a compact form factor suitable for space-constrained designs. Consider the 125°C operating range if the deployment environment involves elevated temperatures.

Part Context

This part belongs to the EFR32MG24 series, which provides scalable solutions for 2.4 GHz wireless IoT applications. The MG24 variant specifically targets high-performance needs with increased memory resources compared to lower-tier models in the family.

FAQ

What is the maximum transmit output power for this specific model?

The EFR32MG24A410F1536IM40-B has a maximum transmit output power of 10 dBm.

Does this chip support direction finding capabilities?

Yes, the EFR32MG24 series supports Angle of Arrival (AoA) and Angle of Departure (AoD) for direction finding applications.