EFR32FG23A010F256GM40-BR

RF Transceiver ICS Overview

The EFR32FG23A010F256GM40-BR is a Sub-GHz RF System-on-Chip from Silicon Labs, featuring an ARM Cortex-M33 core operating up to 78 MHz. It integrates 256 kB of flash memory and 32 kB of RAM within a QFN-40 package. The device supports frequencies between 902 MHz and 928 MHz with a maximum output power of +14 dBm. Key electrical parameters include a receive current of 3.8 mA at 915 MHz (4.8 kbps O-QPSK) and a transmit current of 25 mA. It operates on a voltage range of 1.71 V to 3.8 V.

RF Transceiver ICS Feature Summary

• Integrates a high-performance 32-bit ARM Cortex-M33 processor with DSP instructions for efficient signal processing.
• Features a robust Sub-GHz radio designed for long-range connectivity while avoiding 2.4 GHz interference.
• Includes industry-leading security features such as Secure Vault-High and hardware acceleration for cryptographic algorithms.

RF Transceiver ICS Applications

• Smart home devices requiring secure wireless connectivity
• Building automation systems and sensors
• Wireless metering applications

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'BR' indicates reel packaging when sourcing components. Confirm that the part number matches the exact memory configuration of 256 kB flash and 32 kB RAM. Ensure compatibility with the required Sub-GHz frequency bands for your target region before procurement.

RF Transceiver ICS Selection Notes

Select this model for applications demanding long-range Sub-GHz communication without 2.4 GHz congestion. It is suitable for designs prioritizing low power consumption alongside moderate data throughput requirements. Consider the QFN-40 footprint for PCB layout constraints.

RF Transceiver ICS Part Context

This component belongs to the EFR32FG23 family, which targets Sub-GHz IoT markets. It shares architectural similarities with other FG23 variants but differs in memory size and packaging options. The series emphasizes energy efficiency and security for next-generation wireless devices.

RF Transceiver ICS Replacement Considerations

The EFR32FG23A010F256GM40-C serves as a tray-packaged alternative with identical electrical specifications. Verify package type requirements before substitution.

RF Transceiver ICS FAQ

What is the maximum output power of this SoC?

The maximum output power is +14 dBm.

Does this chip support BLE connectivity?

No, this specific model is a Sub-GHz radio and does not support Bluetooth Low Energy.