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GENERAL DESCRIPTION The ADV7185 is an integrated video decoder that automatically detects and converts a standard analog baseband television signal compatible with worldwide standards NTSC or PAL into 4:2:2 or 4:1:1 component video data compatible with 16-/8-bit CCIR601/CCIR656 or 10-/20-bit extended standards. FEATURES Analog Video to Digital YCrCb Video Decoder: NTSC-(M/N), PAL-(B/D/G/H/I/M/N) ADV®7185 Integrates Two 12-Bit ADCs Clocked from a Single 27 MHz Crystal Dual Video Clocking Schemes: Line-Locked Clock Compatible (LLC) Adaptive Digital Line Length Tracking (ADLLT™) 3-Line Chroma Comb Filter Real-Time Clock and Status Information Output Integrated AGC (Automatic Gain Control) and Clamping Multiple Programmable Analog Input Formats: CVBS (Composite Video) SVHS (Y/C) YCrCb Component (VESA, MII, SMPTE, and BetaCam) 6 Analog Input Video Channels Real-Time Horizontal and Vertical Scaling Automatic NTSC/PAL Identification Differential Mode Video Input Digital Output Formats (20-Bit Wide Bus): YCrCb (4:2:2 or 4:1:1) CCIR601/CCIR656 8-Bit or Extended 10-Bit 0.5 V to 2.0 V p-p Input Range Differential Gain, 0.4% Typ Differential Phase, 0.6o Typ Programmable Video Controls: Peak White/Hue/Brightness/Saturation/Contrast CCIR/Square/4 FSC Pixel Operation Simplified Digital Interface On-Board Digital FIFO Optimized Programmable Video Source Modes: Broadcast TV VCR/Camcorder Security/Surveillance Integrated On-Chip Video Timing Generator Synchronous or Asynchronous Output Timing Line-Locked Clock Output Closed Captioning Passthrough Operation Vertical Blanking Interval Support Power-Down Mode 2-Wire Serial MPU Interface (I2C-Compatible) 5 V Analog 3.3 V Digital Supply Operation 80-Lead LQFP Package APPLICATIONS Projectors Digital TVs DVD-RAM Recorders and Players PDP Displays Video Decoders Hybrid Analog/Digital Set-Top Boxes Professional Equipment
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