SI4706-B20-GM Silicon Laboratories Inc, SI4706-B20-GM Datasheet
SI4706-B20-GM
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SI4706-B20-GM Summary of contents
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Introducing High-Performance FM RDS Data Receiver ICs March 2008 ...
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Silicon Labs Broadcast Audio Division Highly successful product family >100MU units shipped Broad portfolio of pending and granted patents International presence and local support in all major markets Rapidly expanding portfolio of solutions targeting digital ...
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Broadcast Product Family Industry leading performance and feature sets for broadcast solutions based on unique RF capability Broadcast Audio Receivers and Transmitters Satellite Radio Tuner Satellite STB Receivers 3 Common Applications: Cellular Handsets Portable Media Players and ...
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RDS-TMC Navigation Proliferation Traffic Message Channel (TMC) system provides real-time traffic information over FM RDS RDS-TMC is being bundled with GPS to provide real-time traffic information to consumers Explosive growth in US and Europe in automotive telematics, ...
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... Introducing Si4706/49 RDS Data Receivers High-performance RDS receivers provide industry-leading sensitivity and reliability Results in higher confidence in the traffic data received Advanced RDS processing and decode techniques raise the performance bar Digital low-IF architecture provides unmatched flexibility ...
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... Rapid AF tuning and qualification Unmatched RDS performance 0. pin QFN ** Devices shown are illustrative of target market and do not imply design wins 6 Si4706 PND, mobile device RDS tuner Unmatched RDS performance Supports antenna-free enclosures Stereo digital/analog audio out ...
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... Higher Quality Data Received Traditional RDS decoder 1 0 Si4706/49 RDS Decoder Traditional RDS decoder pre-defined acceptance region Greater amount of data rejected Higher block error rate Si4706/49 RDS decoder extends acceptance region using advanced on-chip processing Data is correctly interpreted Lower block error rate ...
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High Performance Benefits End Users Feature Increased sensitivity in low signal environments More persistent RDS synchronization Reduced RDS synchronization times Better data decode reliability 8 Benefit Receives better data, farther from RDS transmitter during users’ ...
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... Industry-Leading Sensitivity Newest competition (15 µVemf) Market-leading 9 Si4703-B17 (12 µVemf) Si4706/49 (8 µVemf) The industry’s best RDS sensitivity Si4706 and Si4749 receive data farther from transmitter Si4706/49 sensitivity is 8 µVemf at 5% BLER Nearly 2x better than competition ...
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... Fastest RDS Synchronization Time 500 400 300 200 100 0 0 RDS deviation = 2kHz Rapid synchronization in weak and varying signal level environments Quicker synchronization with transmitter if signal is lost 10 Si4706/49 RF Level vs. RDS Synctime Consistent performance <100ms Level (dBuVemf ...
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... Superior RDS Synch Persistence Si4706/49 RDS synchronization persistence is 2x improvement over market-leader Si4706/49 maintain synch to 4uV EMF @ 70% BLER Si4703-B17 maintains synch to 8uV EMF @ 30% BLER Si4706/49 does not lose synchronization in illustration RDS data is immediately received upon improved SNR conditions ...
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... Excellent Decoder Reliability Decoder reduces incorrect/undecipherable RDS data Improves TMC and RDS song meta data integrity More accurate information leads to better user experience 100 0.1 0. Level vs. Decoder Error Rate (DER Level (dBuV EMF Si4706/49 Si4703-B17 ...
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... Si4706/49 Unmatched Programmability Feature Interrupts on change in block A and / or block B Full granularity with all blocks and BLER Interrupts by block- specific BLER On-chip buffer RDS groups with associated BLER by block (100 blocks) 13 Benefit RDS block A almost never changes and block B changes with programming content ...
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Summary Advanced RDS decode engine offers industry-leading performance, directly benefiting end-users Digital low-IF architecture proven industry-wide as mature, reliable, proven High integration and simple programming make adding companion / data receiver easy and cost-effective 14 ...
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