EFR32BG12P433F1024GM48-B

RF Transceiver ICS Overview

The EFR32BG12P433F1024GM48-B is a Blue Gecko Bluetooth Low Energy System-on-Chip from Silicon Labs, designed for IoT applications. It features an ARM Cortex-M4 core operating at up to 40 MHz with 25 MIPS processing power. The device integrates 1 MB of flash memory and 256 kB of RAM within a QFN-48 package. It supports dual-band operation across sub-GHz frequencies (169, 315, 433, 490, 868, 915 MHz) and 2.4 GHz, offering output powers of 19 dBm and 20 dBm. Key electrical parameters include a maximum data rate of 2 Mbps, sensitivity of -91.3 dBm, and supply voltage range of 1.8 V to 3.8 V.

RF Transceiver ICS Feature Summary

• Integrates an ARM Cortex-M4 processor with substantial non-volatile memory and static random-access memory for complex application hosting.
• Supports multi-frequency RF operation including sub-GHz bands and 2.4 GHz for versatile wireless connectivity options.
• Provides high transmit power capabilities suitable for extended range communication in Bluetooth Low Energy networks.

RF Transceiver ICS Applications

• Bluetooth Low Energy sensor nodes
• Smart home devices
• Industrial monitoring systems

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'B' against official Silicon Labs documentation to confirm pinout and package dimensions, as variations exist within the BG12 family. Confirm availability status, as some variants may be marked as Not Recommended for New Designs. Ensure compliance with RoHS requirements by checking the detailed specification sheet provided by the manufacturer or authorized distributor.

RF Transceiver ICS Selection Notes

Select this component when multi-band sub-GHz and 2.4 GHz support is required on a single die. The 1 MB flash and 256 kB RAM accommodate larger firmware stacks compared to lower-tier models. Consider the QFN-48 package size for space-constrained designs requiring robust thermal performance and multiple GPIOs.

RF Transceiver ICS Part Context

This part belongs to the EFR32BG12 Blue Gecko series, targeting energy-efficient Bluetooth 5 networking. It shares architectural similarities with other BG12 models but differs in memory capacity and RF frequency coverage. The 'P433' designation typically indicates specific sub-GHz and 2.4 GHz radio capabilities combined with higher memory resources.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material. Consult Silicon Labs for current recommended replacements if this component is discontinued or obsoleted.