Silicon Labs Low IF/ISM RF Transceiver 20-Pin QFN SPI Interface 1Mbps Data Rate 142-1050MHz Operating Band Si4463-B1B-FM

Silicon Labs Si4463-B1B-FM is a Low IF/ISM RF Transceiver designed for sub-1GHz wireless communication applications. Housed in a compact 20-pin QFN package measuring 4 mm by 4 mm with a height of 0.85 mm, this device supports SPI interface and operates with a data rate of 1Mbps. It covers a broad operational frequency range from 142 MHz to 1050 MHz, making it suitable for diverse industrial and communication wireless uses.

Operating voltage ranges from 1.8V to 3.6V, enabling integration in low power and embedded systems. The transceiver implements multiple modulation techniques such as 4GFSK, OOK, GFSK, and GMSK, allowing for flexibility in signal encoding to match application requirements.

Designed to operate reliably within extreme temperature ranges from -40°C to 85°C, it suits industrial grade environments. The device supports surface mounting technology and provides a robust SPI communication protocol interface for system integration.

Silicon Labs Si4463-B1B-FM is part of the EZRadioPRO® family, offering enhanced wireless performance, including low power consumption, improved receiver sensitivity, and robust output power of up to +20 dBm. Ideal for ISM band applications such as wireless M-Bus and IEEE 802.15.4g standards, this RF transceiver enhances wireless communication infrastructure and sensor networks.

Operates at a frequency band of 142-1050MHz with 1Mbps data rate. Low IF/ISM transceiver supporting 4GFSK, OOK, GFSK, GMSK modulation. 20-Pin QFN package with dimensions 4 mm x 4 mm x 0.85 mm. Supports SPI interface and surface mount technology.

Voltage supply range from 1.8V to 3.6V with operating temperatures from -40°C to 85°C. Suitable for IEEE 802.15.4g and wireless M-Bus applications. Robust wireless communication with output power up to +20 dBm and high receiver sensitivity.

This RF transceiver is ideal for use in industrial, communication, and wireless sensor network applications where efficient and reliable low power RF communication is essential. Silicon Labs provides comprehensive technical documentation and design support to facilitate integration.

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