Description
The CXA2078Q is an I2C programmable audio, video switch designed for set top box applications. It interfaces from digital encoder sources to TV, VCR and auxilliary scart connectors.

Features
• 3 scart independent audio/video switching (TV, VCR, AUX)
• 0 to –63dB volume control with click noise reduction
• 5 stereo audio inputs
• I2C control with two address setting
• Scart Function Switching input and output
• Scart Fast Blanking for OSD
• RF modulator output with Y/C mix option
• On-chip +12V to +9V voltage regulator
• 4 logic outputs

Applications
Audio/Video switch featuring I2C bus compatibility for set top box