ADAV4622

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Audio Processor for Advanced TV with Sound IF Demodulator and Stereo Decoder

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Part Details

  • Sound IF (SIF) processor
    SIF demodulator and broadcast stereo decoder
    NICAM (BG, DK, I, L), A2 (BG, DK, M), BTSC (M, N), EIAJ (M)
    Automatic sound IF standard detection
  • Fully programmable 28-bit audio processor for enhanced ATV sound—default TV audio flow loaded on reset
  • Implements Analog Devices and third-party branded audio algorithms
  • Adjustable digital delay line for audio/video
    Synchronization for up to 200 ms stereo delay
  • High performance 24-bit ADC and DAC
    94 dB DNR performance on DAC channels
    95 dB DNR performance on ADC channels
    Dual headphone outputs with integrated amplifiers
  • High performance pulse-width modulation (PWM) digital outputs
  • Fast I2C control
  • Operates from 3.3 V (analog), 1.8 V (digital core), and 3.3 V (digital interface)
  • Available in 80-lead LQFP
  • 4 stereo synchronous digital I2S input channels
  • One 6-channel sample rate converter (SRC) and one stereo SRC supporting input sample rates from 5 kHz to 50 kHz
  • One stereo synchronous digital I2S output
  • S/PDIF output with S/PDIF input mux capability
ADAV4622
Audio Processor for Advanced TV with Sound IF Demodulator and Stereo Decoder
ADAV4622 Functional Block Diagram ADAV4622 Pin Configuration
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ADAV4622 Evaluation Board

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EVAL-ADAV4622
ADAV4622 Evaluation Board

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