Audio/video buffer for single SCART

The STV6430 is a fully integrated solution for filtering and buffering standard-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 STV6430 embeds buffers and low-pass filters (7-MHz, SD filters) and a dual audio amplifier that operates with either differential or single-ended inputs.

Key Features

  • I2 C bus control
  • Video section:
    • 7-MHz, low-pass filters on four encoder video outputs
    • 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
  • Applications
    • Set-top boxes (IP, cable, satellite, terrestrial)
    • Integrated digital TV plug-in
    • Blu-ray and DVD players


Technical Documentation

Product Specifications
Description Version Size
DB1320 DB1320: Audio/video buffer for single SCART 1.1 95 KB

Sample & Buy

Part Number Package Packing Type Marketing Status Unit Price (US$) * Quantity ECCN (EU) ECCN (US) Country of Origin More info Order from ST Order from Distributors
STV6430AG LQFP 48 7x7x1.4 Tray Active - - NEC EAR99 KOREA (south) MORE INFO No availability reported, please contact our Sales office
STV6430AGT LQFP 48 7x7x1.4 Tape And Reel Active - - NEC EAR99 PHILIPPINES MORE INFO No availability reported, please contact our Sales office

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

Quality & Reliability

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
STV6430AG ActiveLQFP 48 7x7x1.4-Ecopack2
STV6430AGT ActiveLQFP 48 7x7x1.4-Ecopack2

(**) The Material Declaration forms available on may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.