CXD3009Q - Sony Corporation

CXD3009Q CD Digital Signal Processor

The CXD3009Q is a digital signal processor LSI for CD players and is equipped with built-in digital filters, zero detection circuit, 1-bit DAC, and analog low-pass filter on a single chip. Features Digital Signal Processor (DSP) Block • Playback mode supporting CAV (Constant Angular Velocity) – Frame jitter-free – Allows 0.5 to double-speed continuous playba.

Features

Digital Signal Processor (DSP) Block
• Playback mode supporting CAV (Constant Angular Velocity)
  – Frame jitter-free
  – Allows 0.5 to double-speed continuous playback
  – Allows relative rotational velocity readout
  – Supports external spindle control
• Wide capture range playback mode
  – Spindle rotational velocity following method
  – Supports normal-speed and double-speed playback
• 16K RAM
• EFM data demodulation
• Enhanced EFM frame sync protection
• SEC strategy-based error correction
• Subcode demodulation and Sub Q data error detection
• Digital spindle servo
• 16-bit traverse counter
• Asymme.