Silicon Labs RF Transceiver IC, Low IF/ISM Transceiver, 20-Pin QFN, SPI Interface, 1Mbps Data Rate, 1.8-3.8V Si4463-C2A-GM

Silicon Labs Si4463-C2A-GM is a sophisticated RF Transceiver IC designed for sub-1GHz wireless communication, featuring a low IF/ISM transceiver technology. This model operates at frequencies up to 1050MHz, making it suitable for diverse industrial, commercial, and IoT applications where reliable wireless data transfer is critical. The transceiver supports multiple modulation schemes including GMSK, OOK, GSFK, and 4GSFK, providing flexible implementation options for wireless protocols.

The device comes in a 20-pin QFN surface-mount package measuring 4mm by 4mm with a height of 0.85mm, enabling compact integration into wireless modules and PCBs where size and form factor are key considerations. Designed for power efficiency, it operates with a supply voltage ranging from 1.8V to 3.8V, making it compatible with battery-powered and low-power systems.

Additional features include SPI interface for easy communication with host microcontrollers, a wake-up timer, low-battery detector, transmit and receive FIFO buffers, and general-purpose digital I/O pins to enhance functionality. The transceiver’s robustness is ensured by its operating temperature range of -40°C to 85°C.

This IC belongs to the EZRadioPRO® family, known for high integration and flexibility, ensuring excellent receiver sensitivity down to -126 dBm and output power up to +20 dBm. Its single operating band design supports ISM and sub-GHz wireless protocols such as IEEE 802.15.4g and wireless M-Bus, commonly used in industrial and metering applications.

Supports GMSK, OOK, GSFK, and 4GSFK modulation techniques for versatile wireless communication. Single band operation at frequencies up to 1050MHz suitable for ISM bands. 20-pin QFN package with compact dimensions (4mm x 4mm x 0.85mm).

Low power operation via 1.8V to 3.8V supply voltage range. Wide operating temperature range from -40°C to 85°C ensuring industrial reliability. Communicates via SPI interface for efficient host microcontroller connectivity.

Includes wake-up timer, low-battery detector, and FIFO buffers for enhanced performance. Output power up to +20 dBm and sensitivity down to -126 dBm for robust signal quality. Ideal for industrial, IoT, telemetry, and wireless sensor network applications.

This product is new and made in India by Silicon Labs. It fits perfectly for professional electronics development and manufacturing projects requiring compact, high-performance wireless transceiver ICs. Explore more Silicon Labs components and RF transceivers at EnvMart for your wireless design solutions.