D61012

NEW PRODUCTS 5 MPEG1 DECODER LSI FOR VIDEO CD µPD61012 www.DataSheet4U.com Yasuhiko Kawaguchi Introduction The market of video CDs using an MPEG1 decoder has rapidly expanded, particularly in Asian countries such as China and Korea. Recently, demand for video CD players in China has grown because of their falling price, and high-cost-performance video CD systems with an MPEG1 decoder and peripheral functions are in high demand. The µPD61012 is ideal for the type of video CD systems required in the Chinese market because it provides the peripheral functions necessary for video CD systems on a single chip. Outline The µPD61012 is Japan’s first MPEG1 decoder LSI for video CD that integrates an MPEG1 decoder, video encoder, video DAC, CD-ROM decoder, and on-screen display (OSD) on a single chip. In addition, equipped with OSD characters supporting Chinese, a code input control function for damaged discs, reduced screen playback function, and a playback control memory, the µ PD61012 offers an ideal configuration for the Chinese video CD system market. Function Table 1 lists the functions of the µ PD61012. The major functions are described below. 1. MPEG1 decoder The µPD61012 can decode motion picture data of a video CD (352 x 240 x 30 frames: NTSC format, or 352 x 288 x 25 frames: PAL format) and High Resolution still picture data Parameter MPEG1 video decode Function 352 pixels x 240 lines x 30 frames 352 pixels x 288 lines x 25 frames 704 pixels x 480 lines (High Resolutio...