单片集成编码器SAA7185及其应用  

Advanced Video Decoder SAA7185with10-bit ADC and Its Application

作　　者：于晓琳[1] 张崇[1] 邓长军[1] 

机构地区：[1]武警工程学院,陕西西安710086

出　　处：《国外电子元器件》2005年第3期43-46,共4页International Electronic Elements

摘　　要：SAA7185是PHILIPS公司推出的内含10-bitDACs的数字视频编码器。它集D/A和编码于一身 ,并可以对输入的16比特YUV方式、CCIR656格式和MPEG格式等数据进行编码及D/A转换(数字到模拟的转换) ,以输出PAL制式、NTSC制式的复合视频信号(CVBS)或S-Video方式的Y/C分量信号和复合全电视信号。因此 ,SAA7185可广泛应用于VCD小影碟机、放映机和数字电视等许多系统中。文中详细介绍了它的结构特点、引脚功能和工作原理 。SAA7185is Dutch Philips Company's encoder with10-bit resolution.It integrates D/A and enˉcoder,and can accept16-bit wide YUV,CCIR656and MPEG data.It can encode these digital video data to an NTSC,PAL CVBS or S-Video signal.This makes the device ideally suited for a broad range of applicaˉtions with VCDs,projectors,digital televisions and players.The characteristics of structure,the function of pins and the principle working about SAA7185are introduced,as well as the typical circuit.

关 键 词：数字视频编码器 SAA7185 D/A转换 

分 类 号：TN941[电子电信—信号与信息处理]