​FM Radio Receivers

The Si470x FM radio receiver family leverages digital integration and 100% CMOS process technology, to deliver a completely integrated solution that requires only one external supply bypass capacitor and less than 10 mm² of board space.

 

FM Radio Receiver Products

Part Number​ Description​ RDS​ Dig I/O​
Si4702/03​ FM radio receivers​ Yes​ –​
Si4704/05​ Advanced functionality FM radio receivers​ Yes​ Yes​
Si4708/09​ FM radio receivers for mobile devices​ Yes​ –​

 

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Data Sheet (9)

Document NameDescriptionVersionLast Updated
Si4702-03-C19.pdf
Si4702/03-C19 Data Sheet1.16/30/2009
Not-Rec-for-New-Designs Si4702-B16.pdf
Si4702-B16 Data Sheet—EOL—Not Recommended for New Designs—Please use the Si4702-03-C191.1
Not-Rec-for-New-Designs Si4702S-B16.pdf
Si4702S-B16 Data Sheet—EOL—Not Recommended for New Designs—Please use the Si4702-03-C191.02/10/2009
Not-Rec-for-New-Designs Si4704-05-B20.pdf
Si4704/05-B20 Data Sheet—EOL—Not Recommended for New Designs—Please use the Si4704-05-D60 for CE and the Si4704-05-D50 for mobile devices1.24/8/2011
Not-Rec-for-New-Designs Si4704-05-C40.pdf
Si4704-05-C40 Data Sheet—EOL—Not Recommended for New Designs—Please use the Si4704-05-D60 for CE and the Si4704-05-D50 for mobile devices1.012/3/2009
Si4704-05-D50.pdf
Si4704-05-D50 Data Sheet—Ideal for mobile devices such as handsets1.012/15/2010
Si4704-05-D60.pdf
Si4704-05-D60 Data Sheet—Ideal for CE devices1.111/30/2011
Not-Rec-for-New-Designs Si4708-09-B.pdf
Si4708-09-B Data Sheet—Not Recommended for New Designs—Please use the Si4708-09-C1.43/3/2010
Si4708-09-C.pdf
Si4708-09-C Data Sheet—Ideal for space-constrained mobile devices such as handsets1.211/22/2011

Data Short (3)

Document NameDescriptionVersionLast Updated
Si4708-09_short.pdf
Broadcast FM Radio Tuner for Portable Applications40208
Si4704-05_short.pdf
Enhanced Broadcast Radio FM Receiver for Portable Applications40208
Si4702-03-C19_short.pdf
Si4702-03-C19 Data Short040308

User Guides (1)

Document NameDescriptionVersionLast Updated
Si47xxEVB.pdf
Si47xx-EVB User Guide0.82/8/2012

Application Notes (12)

Document NameDescriptionVersionLast Updated
AN230.pdf
AN230: Si4700/01/02/03 Programmer's Guide0.84/24/2009
AN235.pdf
AN235: Si4700/01/02/03 Evaluation Board Quick Start Guide0.66/10/2008
AN243.pdf
AN243: Using RDS/RBDS with the Si4701/030.2
AN299.pdf
AN299: External 32.768 kHz Crystal Oscillator0.1
AN316.pdf
AN316: AM/FM Tuner Field Test Procedure0.2
AN332.pdf
AN332: Si47xx Programming Guide0.812/1/2011
AN346_Chinese.pdf
AN346: Si47xx Evaluation Board Quick Start Guide (Chinese)0.1 (Chines4)
AN346.pdf
AN346: Si47xx Evaluation Board Quick-Start Guide0.1
AN349.pdf
AN349: Si4708/09 Programming Guide0.17/11/2008
AN350.pdf
AN350: Si4708/09 Antenna, Schematic, Layout, and Design Guidelines0.210/28/2009
AN383.pdf
AN383: Si47xx Antenna, Schematic, Layout and Design Guidelines0.612/3/2011
AN388.pdf
AN388: Si470/1x/2x/3x/4x Evaluation Board Test Procedure0.2

White Papers (4)

Document NameDescriptionVersionLast Updated
Designing-Car-Radios-with-CMOS-Based-AM-FM-Automotive-Receivers.pdf
Designing Car Radios with CMOS-Based AM/FM Automotive Receivers1.011/21/2011
FM_Antenna_Design_Challenges-Whitepaper.pdf
FM Antenna Design Challenges - Whitepaper
FMTutorial.pdf
FM Tutorial0926089/26/2008
Automotive-AM-FM-Receiver-Article-SC.pdf
采用基于CMOS技术的AM/FM车用接收器芯片 设计高性能、低成本汽车收音机1.011/21/2011

PCN (12)

Document NameDescriptionVersionLast Updated
1003161-Si4708_Si4709_MOQ_Reel_Size_Change-2.5K_to_5K_Std.pdf
1003161-Si4708/Si4709 MOQ Reel Size Change-2.5K to 5K Std
1104211-Si4702_Si4703_Family_3x3_QFN_Change_to_Copper_Wire_Bond_Material-ASEKR.pdf
1104211-Si4702_Si4703 Family 3x3 QFN Change to Copper Wire Bond Material-ASEKR
1104212-Si4702-03_Fab_Site_and_Assy_Sites_Expansion_Std.pdf
1104212-Si4702-03 Fab Site and Assy Sites Expansion Std
1105171 Si4704 05 06 30 31 34 35 to revD std.pdf
1105171 Si4704 05 06 30 31 34 35 to revD std
1107081 Si4704 05 C40 EOL Addendum to PCN 1105171 Std.pdf
1107081 Si4704 05 C40 EOL Addendum to PCN 1105171 Std
1107131 Si4704-B20 and Si4705-B20 Datasheet Application Note Correction.pdf
1107131 Si4704-B20 and Si4705-B20 Datasheet Application Note Correction
1110251 Si47xx-B20 B30 B31 C40 D50 D60 3x3mm QFN Change to Copper Wire in ASEKR std.pdf
1110251 Si47xx-B20 B30 B31 C40 D50 D60 3x3mm QFN Change to Copper Wire in ASEKR std
1205111B Si4704-05-30-31-34-35 datasheet rev 10 to 11.pdf
1205111B Si4704-05-30-31-34-35 datasheet rev 10 to 11
1104011-Cancelled-ASEKR Die Bond Adhesive – Japan Earthquake and Tsunami Disaster Recovery.pdf
Cancelled-ASEKR Die Bond Adhesive – Japan Earthquake and Tsunami Disaster Recovery
1005102.pdf
Si4702/03-C19 Assembly Site Expansion-SPIL Std
1011191A.pdf
Si4708/09 Revision C Product Announcement Std
1009061.pdf
Si4708/09-B Assy Site Expansion-SPIL Std

 

Design Tools    Expand All   Collapse All

 
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Software (2)

Document NameDescriptionVersionUpdated
AN332_Si47xxExampleCode.zip
AN332SW0.31/24/2009
an349sw.zip
AN349SW0.17/11/2008

Training (1)

Document NameDescriptionVersionUpdated
Minimize BOM webinar.pdf
Minimize Your BOM Cost

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Data Sheets, Application Notes and User Guides are available from your local sales rep.
FM radio ICs to solve FM antenna design challenges

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FM Tutorial