Si4831/35-B30
BROADCAST MECHANICAL TUNING AM/FM/SW RADIO RECEIVER
Features
Worldwide FM band support (64–109 MHz)
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Si4831/35-B30
BROADCAST MECHANICAL TUNING AM/FM/SW RADIO RECEIVER
Features
Worldwide FM band support (64–109 MHz)
Worldwide AM band support (504–1750 kHz)
SW band support (Si4835 only) (5.6–22 MHz)
Excellent real-world performance EN55020-compliant No manual alignment necessary Flexible band selections
Applications
Table and portable radios Stereos Mini/micro systems CD/DVD players Boom boxes
Description
Automatic frequency control (AFC) Integrated LDO
regulator 2.0 to 3.6 V supply voltage Wide range of ferrite loop sticks and air
loop antennas supported 24-pin SSOP RoHS-compliant Supports station and stereo LED
indicators Direct volume control Bass and treble tone control
Modules Clock radios Mini HiFi Entertainment systems
The Si4831/35-B30 is the 2nd generation mechanical-tuned digital CMOS AM/FM/SW radio receiver IC that integrates the complete receiver function from antenna input to audio output. Like other successful audio products from Silicon Labs, Si4831/35-B30 offers unmatched integration and PCB space savings with minimum external components and a small board area. The Si4831/35-B30 requires a simple application circuit and removes any requirements for manually tuning components during the manufacturing process. The Si4831/35-B30 is a very simple product to design, manufacture, and support across multiple product lines. The receiver has very low power consumption, runs off two AAA batteries, and delivers the per...