CXA7002R

CXA7002R I2C Bus Compatible Audio Video (AV) Switch & Electronic Volume Control Description The Sony CXA7002R is an Audio/Video switch designed primarily for application in Digital Set Top Boxes. It provides video and audio routing from the digital encoder source to the TV and VCR scart (peri-television) connectors. In addition, the TV audio output has a programmable volume control. The chip is programmed by means of an I2C interface and can www.DataSheet4U.com operate from a single or dual power supply. Target specifications: Canal+, BSkyB, TPS, NorDig, and ECCA Euro-Box Features Supply Single: 0V, +5V, +12V Dual: 0V, –5V, +5V and +12V (Low number of external parts required) Video 2 scart switching (VCR, TV) VCR input supports RGB mode Integrated 75Ω drivers for direct video connection Y/C mixer with trap for RF modulators Switchable clamps on inputs Low pass filters on six inputs Controllable gain on encoder inputs Adjustable gain on RGB outputs Video output shutdown for low power modes Fast blanking switch Slow blanking switch for TV and VCR output SVHS switch on VCR output Y/C auxiliary input Audio Four stereo audio inputs Volume control (–56dB to +6dB in 2dB steps) Additional +6dB gain on audio DAC inputs Audio overlay facility Volume bypass for TV and Phono outputs Mono switching on TV, VCR outputs Switchable audio limiter function Switchable Mono output for RF modulators Audio output disable for standby mode 64 pin LQFP (...