SI4463-B1B-FMR RF/IF and RFID

Power - Output:	20dBm
Package / Case:	20-VFQFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C
Current - Transmitting:	70mA ~ 85mA
Current - Receiving:	10.7mA ~ 13.7mA
Voltage - Supply:	1.8 V ~ 3.6 V
GPIO:	4
Serial Interfaces:	SPI
Memory Size:	--
Sensitivity:	-126dBm
Series:	--
Data Rate (Max):	1Mbps
Frequency:	119MHz ~ 1.05GHz
Modulation:	4GFSK, GFSK, GMSK, OOK
Protocol:	--
RF Family/Standard:	General ISM
Type:	TxRx + MCU
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction:
SI4463-B1B-FMR is an RF Transceiver IC that provides a fully integrated radio frequency receiver and transmitter. It is the latest version of the highly popular SI4463 series produced by Silicon Labs. It integrates all of the features and functions you need to quickly and easily add a robust two-way wireless communication link to your system. SI4463-B1B-FMR is designed to address the frequencies from 315 MHz to 915 MHz, and its receiver supports data rates of up to 115 Kbps, while its transmitter supports data rates of up to 81.2 Kbps.Application Field:
SI4463-B1B-FMR is used in a variety of wireless applications, including two-way wireless communication links, wireless control systems, and telemetry systems. It can be used to create a robust wireless link for a wide range of applications such as remote sensing equipment, industrial automation, home automation, or medical monitoring devices. Its high performance capabilities and low power consumption make it an ideal choice for battery operated or energy-harvesting designs.Working Principle:
The SI4463-B1B-FMR uses a direct conversion architecture that combines both the receiver and transmitter in a single integrated circuit. This architecture greatly simplifies two-way communication links that require both a receiver and transmitter. The SI4463-B1B-FMR\'s receiver uses an active low-pass filter to suppress out-of-band signals and a fast AGC circuit to ensure maximum input level sensitivity. The transmitter uses a three-level power amplifier and a digitally variable low-pass filter.To facilitate the smooth and reliable operation of the receiver and transmitter, the SI4463-B1B-FMR includes a built-in frequency synthesizer. It also includes a wide range of features such as autocalibration, antenna tuning, and signal detection. Autocalibration ensures accuracy and stability of the transmit frequency while antenna tuning optimizes the performance of the antenna. Signal detection is used to detect an RF signal of a given power level.Conclusion:
The SI4463-B1B-FMR is a powerful RF transceiver IC that provides a highly reliable two-way wireless communication link. Its direct conversion architecture and wide range of features make it ideal for remote sensing, industrial automation, home automation, or medical monitoring. Its low power consumption makes it well suited for battery operated or energy-harvesting applications.

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