The RDA5876 is a single-chip broadcast FM stereo tuner receiver with fully integrated synthesizer, IF selectivity, RDS/RBDS and stereo decoder. It directly interfaces with audio codec to provide a high performance and cost-effective solution with minimum external component.

Applications

• Cellular handsets
• MP3 players, MP4 players
• Portable FM radios
• USB FM radio dongles

Features

• CMOS single-chip fully integrated FM tuner
• Low power consumption
• Worldwide FM band support (76–108 MHz)
• RDS/RBDS support
• Digital auto gain control (DAGC)
• Digital FM Demodulator
• Crystal oscillator with on-chip tuning capacitor
• I2S digital audio output

Benefits

• Superior FM radio receiver performance
• Low power consumption which is ideal for portable applications
• Reduced BOM cost due to its highly integration
• Excellent audio quality

The RDA5876 utilizes a digital low-IF architecture with advanced digital signal processing (DSP) to achieve high sensitivity and selectivity. The integrated RDS/RBDS decoder supports various data services, providing information such as station name and program type. The digital auto gain control (DAGC) ensures optimal signal reception in different environments. The crystal oscillator with on-chip tuning capacitor eliminates the need for external tuning components. The I2S digital audio output provides a high-quality audio signal to external audio amplifiers or codecs. The RDA5876 is designed for ease of integration and provides a cost-effective solution for FM radio applications.