Мікросхема RDA5807FP

Особливості

• CMOS single-chip fully-integrated FM tuner
• Low power consumption
  • Total current consumption lower than 20mA at 3.0V power supplywhen under normal situation
• Support worldwide frequency band
  • 50-108MHz
• Support flexible channel spacing mode
  • 100KHz, 200KHz, 50KHz and 25KHz
• Support RDS/RBDS
• Digital low-IF tuner
  • Image-reject down-converter
  • High performance A/D converter
  • IF selectivity performed internally
• Fully integrated digital frequency synthesizer
  • Fully integrated on-chip RF and IF VCO
  • Fully integrated on-chip loop filter
• Autonomous search tuning
• Support 32.768KHz crystal oscillator
• Digital auto gain control (AGC)
• Digital adaptive noise cancellation
  • Mono/stereo switch
  • Soft mute
  • High cut
• Programmable de-emphasis (50/75 µs)
• Receive signal strength indicator (RSSI)and SNR
• Bass boost
• Volume controland mute
• I2S digital output interface
• Line-level analog output voltage
• S digital output interface
• 32.768 KHz 12M,24M,13M,26M,19.2M,38.4MHz 

Reference clock

• Only support 2-wire bus interface
• Directly support 32Ω resistance loading
• Integrated LDO regulator
  • 2.7to 3.3V operation voltage
• SOP16 package.

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