EFR32BG1B232F256GM32-B0

RF Transceiver ICS Overview

The EFR32BG1B232F256GM32-B0 is a Bluetooth System on Chip (SoC) from Silicon Labs, designed for low-power wireless applications. It features an ARM Cortex-M4 core operating at up to 40 MHz and integrates a 2.4 GHz radio transceiver with a maximum output power of +10.5 dBm. The device includes 256 kB of flash memory and 32 kB of RAM. It supports BLE protocols and offers 16 GPIOs via a QFN-32 package. Operating voltage ranges from 1.8 V to 3.8 V, with a wide temperature range of -40°C to +85°C.

RF Transceiver ICS Feature Summary

• Integrates an ARM Cortex-M4 processor with a 2.4 GHz radio transceiver for efficient wireless communication.
• Supports Bluetooth Low Energy (BLE) protocols for short-range data transmission.
• Provides integrated memory including 256 kB flash and 32 kB RAM for application storage.

RF Transceiver ICS Applications

• Bluetooth Low Energy (BLE) beacon devices
• Smart home sensors and actuators
• Wearable health monitoring electronics
• Industrial asset tracking tags

RF Transceiver ICS Procurement Notes

Verify the specific suffix 'B0' against the manufacturer's current datasheet to confirm pinout compatibility and electrical characteristics. Ensure the QFN-32 package dimensions align with your PCB footprint design. Confirm that the supply chain source provides original components with traceable documentation to avoid counterfeit risks.

RF Transceiver ICS Selection Notes

Select this component when a compact solution with integrated BLE capabilities and moderate processing power is required. Consider the 256 kB flash size for firmware complexity and the +10.5 dBm output power for range requirements. Evaluate the QFN-32 package constraints regarding thermal dissipation and assembly density compared to larger packages.

RF Transceiver ICS Part Context

This part belongs to the Blue Gecko family within the EFR32 series, targeting cost-sensitive Bluetooth applications. It shares architectural similarities with other EFR32 chips but differs in memory size and RF performance specifications. The BG1B variant specifically focuses on basic BLE functionality suitable for simple peripheral connections.

RF Transceiver ICS Replacement Considerations

Potential substitutes include the EFR32BG1B232F256GM32-C0R, which shares similar memory and core specifications but may differ in packaging or qualification status. Verify cross-compatibility by comparing pin assignments and register maps before substitution.