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CXA2149Q - US Audio Multiplexing Decoder

Description

The CXA2149Q is a video and audio switch IC featuring I2C bus compatibility for TV’s.

The IC has input pins that are compatible with the SCART protocols.

Features

  • such as an electronic mute function with switching noise reduction (zero cross detection), electronic volume control, automatic SYNC pulse detection, and group delay control. Features.
  • 3 CVBS inputs.
  • 2 CVBS outputs.
  • Group delay control on TV and CVIN1.
  • SYNC ID on TV and CVIN1.
  • 3 Y/C inputs.
  • 2 Y/C outputs.
  • 6 L/R/2 inputs.
  • 3 L/R/2 outputs.
  • Mode inputs compatible with the SCART protocol.
  • 3 Y/C mixer c.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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CXA2149Q I2C-Bus-Compatible Audio/Video Switch For the availability of this product, please contact the sales office. Description The CXA2149Q is a video and audio switch IC featuring I2C bus compatibility for TV’s. The IC has input pins that are compatible with the SCART protocols. It offers other features such as an electronic mute function with switching noise reduction (zero cross detection), electronic volume control, automatic SYNC pulse detection, and group delay control. Features • 3 CVBS inputs. • 2 CVBS outputs. • Group delay control on TV and CVIN1. • SYNC ID on TV and CVIN1. • 3 Y/C inputs. • 2 Y/C outputs. • 6 L/R/2 inputs. • 3 L/R/2 outputs. • Mode inputs compatible with the SCART protocol. • 3 Y/C mixer circuits. • Audio muting via software control. • External muting input.
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