BLUENRG-345MC

RF Transceiver ICS Overview

The BLUENRG-345MC is an ultra-low power programmable Bluetooth Low Energy wireless SoC supporting Bluetooth 5.2 specifications. It features a 64 MHz ARM Cortex-M0+ core with 256 Kbyte Flash and 32 Kbyte SRAM. The device operates between 1.7 V and 3.6 V within an industrial temperature range of -40°C to 85°C. Key RF parameters include a maximum output power of +8 dBm, RX sensitivity of -97 dBm at 1 Mbps, and data rates up to 2 Mbps. It supports long-range Coded PHY and includes an integrated balun.

RF Transceiver ICS Feature Summary

• Supports concurrent physical connections for multi-device communication
• Integrates DMA-based BlueNRG core coprocessor for timing-critical operations
• Provides LE power control and path loss monitoring capabilities

RF Transceiver ICS Applications

• Industrial sensor networks requiring robust connectivity
• Wearable devices demanding extended battery life
• Smart home automation systems with multiple endpoints

RF Transceiver ICS Procurement Notes

Verify the specific package variant against the datasheet, as the MC suffix typically denotes a WLCSP form factor distinct from other family members. Confirm compliance requirements such as RoHS status and export classification codes prior to integration. Ensure the host system design accounts for the specific pinout and thermal characteristics associated with this package type to maintain signal integrity.

RF Transceiver ICS Selection Notes

Select this component when Bluetooth 5.2 compatibility and low power consumption are critical. It is suitable for applications requiring high connection density and reliable performance in industrial environments. Consider the integrated balun and support for external power amplifiers if extended range is needed without adding discrete components.

RF Transceiver ICS Part Context

This part belongs to the BlueNRG-LP family, designed for ultra-low power Bluetooth applications. It combines STMicroelectronics' 2.4 GHz RF radio IP with a microcontroller unit. The series targets systems needing long battery lifetime and compliance with global radio frequency regulations like ETSI and FCC.

RF Transceiver ICS Replacement Considerations

Public confirmed substitute part numbers: None.