Microchip Technology Tariff Inquiry

RN4871-I/RM128

RN4871-I/RM128 Description

The RN4871-I/RM128 from Microchip Technology is a compact, surface-mount Bluetooth v5.0 RF transceiver module designed for low-power wireless communication. Operating in the 2.4GHz ISM band, it integrates a chip antenna and supports GFSK modulation with a 10kbps data rate, making it ideal for IoT, wearables, and industrial applications. The module features a 1.9V–3.6V supply range, consuming just 13mA in both transmit and receive modes, ensuring energy efficiency. Its I2C, SPI, and UART serial interfaces provide flexible connectivity, while its ROHS3 compliance and REACH-unaffected status ensure environmental and regulatory adherence.

RN4871-I/RM128 Features

• Bluetooth v5.0 Protocol: Ensures reliable, low-latency communication with extended range and improved coexistence with other wireless technologies.
• Ultra-Low Power: 13mA current consumption in TX/RX modes and a 0dBm output power optimize battery life for portable devices.
• Integrated Antenna: Eliminates the need for external components, reducing design complexity and BOM costs.
• Multi-Interface Support: I2C, SPI, and UART enable seamless integration with microcontrollers and sensors.
• Robust Firmware: Preloaded with v1.2.8 firmware, simplifying deployment without additional programming.
• Compact Form Factor: Module package (MSL 3) is ideal for space-constrained designs.

RN4871-I/RM128 Applications

• IoT Edge Devices: Sensor nodes, beacons, and smart home gadgets benefit from its low power and small footprint.
• Wearable Electronics: Fitness trackers and medical monitors leverage its efficient power profile.
• Industrial Automation: Reliable wireless data transmission for PLCs, HMIs, and remote monitoring systems.
• Consumer Electronics: Keyboards, mice, and audio peripherals utilize its plug-and-play Bluetooth connectivity.

Conclusion of RN4871-I/RM128

The RN4871-I/RM128 stands out as a versatile, low-power Bluetooth module with integrated antenna, multi-protocol support, and industry-leading efficiency. Its compact design, compliance certifications, and broad interface options make it a superior choice for developers targeting IoT, wearables, and industrial automation. By combining Microchip’s reliability with Bluetooth 5.0’s advanced features, this module delivers a future-proof solution for wireless connectivity challenges.