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SI4720 - Broadcast FM Radio Transceiver

General Description

The Si4720/21 is the first single chip FM radio transceiver.

Key Features

  • Integrated FM antenna support Excellent real-world performance Only two external components required Worldwide FM band support (76 to 108 MHz) RDS/RBDS processor (Si4721) Frequency synthesizer with integrated VCO Adjustable seek parameters Adjustable mono/stereo blend Adjustable soft mute Programmable transmit output voltage control Audio dynamic range control Advanced modulation control Analog/digital audio interface Programmable reference clock input Programmable pre/de-emphasis (50/75 µs) 2-w.

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SI4721 Broadcast FM Radio Transceiver
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Full PDF Text Transcription (Reference)

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www.DataSheet4U.com Si4720/21 Broadcast FM Radio Transceiver for Portable Applications Features Integrated FM antenna support Excellent real-world performance Only two external components required Worldwide FM band support (76 to 108 MHz) RDS/RBDS processor (Si4721) Frequency synthesizer with integrated VCO Adjustable seek parameters Adjustable mono/stereo blend Adjustable soft mute Programmable transmit output voltage control Audio dynamic range control Advanced modulation control Analog/digital audio interface Programmable reference clock input Programmable pre/de-emphasis (50/75 µs) 2-wire and 3-wire control interface Integrated LDO regulator 2.7 to 5.5 V supply voltage 3x3x0.