The reference design is a full-featured system that allows tuning, decoding, and display of analog (NTSC) and digital (ATSC) terrestrial broadcast, and cable transmission.The SupraHD-680 DTV System IC decodes standard-definition and high-definition content. This IC is highly integrated, consisting of a MPEG-2 decoder, NTSC video decoder, HDMI interface, IEEE-1394 interface, CableCARD interface, high-performance CPU, powerful graphics engine, video scalar, video enhancement, LVDS driver and various peripherals necessary for building an integrated DTV. The reference hardware module accepts the traditional video equipment interfaces, such as composite