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STV6437B：Audio/video buffer for single SCART and HD output

The STV6437B is a fully integrated solution for filtering and buffering standard- and high-definition signals, and buffering stereo audio signals from the MPEG decoder of a digital receiver, Blu-ray or DVD player, or iDTV plug-in.

The STV6437B is an assortment of switches and low-pass filters (three HD/SD filters and one SD filter) with output buffers and a dual audio amplifier that operates with either differential or single-ended inputs.

Key Features

• I2 C bus control
• Video section:
  • Selectable 7-MHz/30-MHz, low-pass filters, plus bypass, on three encoder video inputs
  • 7-MHz low-pass filters on six encoder video inputs
  • DC-coupled inputs
  • Each output is capable of driving an AC- or DC-coupled, 150-Ω video load at 3 V pp and CVBS output can drive a dual 75-Ω video load
  • Selectable gain of 6 or 12 dB for each channel
  • Selective video output muting
• Audio section:
  • Stereo sound capability
  • Differential or single-ended audio inputs
  • Audio outputs drive 2-kΩ loads at 3 V RMS
  • Selectable audio gain of 0 to 28 dB
  • Audio output muting
  • 9 V to 12 V single supply operation
  • Click-noise suppression management
  • Pop-noise suppression management
• Low power mode
  • Audio/video standby function
• 应用
  • Set-top boxes (IP, cable, satellite, terrestrial)
  • Integrated digital TV plug-in
  • Blu-ray and DVD players

产品规格

样片和购买

质量和可靠性