Silicon Laboratories offers the world’s most integrated, robust, reliable and easiest to use wireless solutions available in the market today. By leveraging designs in standard CMOS, we are able to eliminate many discretes and use fewer external components than competing solutions. Our products enable our customers to add value-rich features and speed their time to market.
Broadcast Audio Solutions
High-performance broadcast radio solutions
 Si470x FM radio receivers
Si471x FM transmitters
Si472x FM radio transceivers
Si473x AM/FM radio receivers
Frequency Control Solutions
High-frequency, low jitter oscillators
Si530/1/2/4 Crystal oscillators (XOs)
Si550/2/4 Voltage-controlled crystal oscillators (VCXOs)
| ZigBee™ Solutions
Component level to complete drop-in wireless solutions
ZigBee/802.15.04
RF Frequency Synthesizers
Generate high-frequency signals used in wireless communication devices
Si4133 General purpose RF synthesizer
Si4136 RF synthesizer for wireless LAN and ISM-band
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Featured Products:
Si472x FM Radio Transceivers
The Si4720/21 is the first single chip FM radio transceiver. The proven and patented digital architecture of the Si4720/21 combines the functionality of the Si470x FM radio receiver with the Si471x FM transmitter, offering full FM receive and transmit capabilities in a single, ultra-small 3x3x0.55 mm QFN package. The device leverages Silicon Lab's highly successful and proven FM technology, and offers unmatched integration and performance allowing FM receive and transmit to be added to any portable device by using a single chip. As with the Si470x and Si471x products, the Si4720/21 offers industry leading size, performance, low power consumption, and ease of use.
Si472x Documentation:
Summary
Features
Documentation
Si473x AM/FM Radio Receivers
The Si4730/31 is the industry's first fully integrated, 100% CMOS AM/FM radio receiver IC. Offering unmatched integration and PCB space savings, the Si4730/31 only requires two external components and less than 15 mm² of board area excluding the antenna inputs. The Si4730/31 AM/FM radio provides the space savings and low power consumption necessary for portable devices while delivering high performance and design simplicity desired for all AM/FM solutions.
Si473x Documentation:
Summary
Features
Documentation
Si471x FM Radio Transmitters
The Si4710/11 is the industry's first 100% CMOS FM transmitter single chip IC. The device leverages Silicon Labs’ highly successful and proven Si4700/01 FM receiver, and offers unmatched integration and performance allowing FM transmit to be added to any portable device by using a single chip. As with the Si4700/01, the Si4710/11 offers industry leading size,performance, low power consumption, and ease of use.
Si471x Documentation:
Summary
Features
Documentation
Si470x FM Radio Receivers
The Si470x FM radio tuner IC family is the industry's first to leverage digital integration and 100% CMOS process technology, resulting in a completely integrated solution that requires only one external supply bypass capacitor and less than 10 mm² of board space. Offering unmatched integration, the Si470x family allows FM radio reception to be added to a variety of portable devices where board space, performance, low power consumption, and ease of use are essential.
Si470x Documentation:
Si4700/01 Data Short
Si4702/03 Data Short
Silicon Laboratories Expands FM Broadcast Radio Tuner Family, Further Reducing Solution Footprint
Silicon Laboratories Introduces Smallest, Highest Performance FM Broadcast Radio Tuner Family
Satellite Set-Top Box Receivers
The product family is the industry’s first fully-integrated single-chip satellite RF front-end for direct broadcast satellite (DBS). Offering the highest performance, smallest size and easiest-to-use receiver solution for DBS, the Si21xx devices are ideal for all free-to-air (FTA) and pay-TV DBS equipment including satellite set-top boxes, PC cards for satellite TV, DBS receivers for automotive or avionic use, DVD recorders and digital TVs with integrated satellite receivers.
Documentation
Si21xx Data Short
Si21xx Data Sheet
Learn More: Single-Chip RF Front-End for Digital Satellite TV
Silicon Laboratories Introduces Industry's First Single-Chip RF Front-End for Direct Broadcast Satellite
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