Part # ADV7177 AD7178 datasheet

Part Manufacturer: Analog Devices

Analog Devices

Part Description: ADV7177/ADV7178 Integrated Digital CCIR-601 to PAL/NTSC Video Encoder Data Sheet (REV. C)


Part Details:

Integrated Digital CCIR-601 to PAL/NTSC Video Encoder ADV7177/ADV7178 FEATURESITU-R BT601/656 YCrCb to PAL/NTSC video encoder Color-signal control/burst-signal control High quality, 9-bit video DACs Interlaced/noninterlaced operation Integral nonlinearity <1 LSB at 9 bits Complete on-chip video timing generator NTSC-M, PAL-M/N, PAL-B/D/G/H/I OSD support (ADV7177 only) Single 27 MHz crystal/clock required (±2 oversampling) Programmable multimode master/slave operation 75 dB video SNR Macrovision AntiTaping Rev. 7.01 (ADV7178 only)1 32-bit direct digital synthesizer for color subcarrier Closed captioning support Multistandard video output support: On-board voltage reference Composite (CVBS) 2-wire serial MPU interface (I2C®-compatible) Component S-video (Y/C) Single-supply 5 V or 3 V operation Component YUV or RGB Small 44-lead MQFP package Video input data port supports: Synchronous 27 MHz/13.5 MHz clock output CCIR-656 4:2:2 8-bit parallel input format 4:2:2 16-bit parallel input format Full video output drive or low signal drive capability APPLICATIONS 34.7 mA max into 37.5 (doubly terminated 75 R) MPEG-1 and MPEG-2 video, DVD, digital satellite, 5 mA min with external buffers cable systems (set-top boxes/IRDs), digital TVs, Programmable simultaneous composite and S-VHS CD video/karaoke, video games, PC video/multimedia (VHS) Y/C or RGB (SCART)/YUV video outputs Programmable luma filters (low-pass/notch/extended) 1 This device is protected by U.S. Patent Numbers 4,631,603, 4,577,216, Programmable VBI (vertical blanking interval) 4,819,098 and other intellectual property rights. The Macrovision anticopy Programmable subcarrier frequency and phase process is licensed for noncommercial home use only, which is its sole intended use in the device. Please contact sales office for latest Macrovision Programmable luma delay version available. ITU-R and CCIR are used interchangeably in this document Individual on/off control of each DAC (ITU-R has replaced CCIR recommendations). CCIR and square pixel operation FUNCTIONAL BLOCK DIAGRAM


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ADV7177 AD7178.pdf Datasheet