SI4735 DSP Radio Receiver
The Si4735 from Silicon Labs is a fully integrated AM/FM radio receiver IC with digital signal processing, I2C control, and audio DAC output. Classified under HTS 8542.39.00 as an 'other' electronic integrated circuit, despite radio functions, due to consumer electronics classification. Receives worldwide AM (153-279kHz) and FM (64-108MHz).
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If complete radio receiver apparatus
Finished radio sets classify under 8527; integrated receiver ICs remain 8542.
If imported as tuner module
Radio tuner subassemblies may classify as parts under 8543.
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Import Tips & Compliance
• Specify frequency coverage and RDS capability for radio receiver classification
• Document audio DAC specifications and headphone driver current
• Include antenna tuning requirements and digital audio interfaces
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