数字电视机顶盒主器件STx5105与QAMi5516的对比分析  

Controstive analysis of DTV Set-TOP-Box main chip STx5105 and QAMi5516

作　　者：陈新华[1] 

机构地区：[1]湖南工业职业技术学院,湖南长沙410208

出　　处：《国外电子元器件》2008年第7期72-74,共3页International Electronic Elements

摘　　要：数字电视机顶盒主器件的选择涉及多方面的因素。从硬件结构方面对STx5105和QAMi5516两款器件进行详细对比分析,主板电路设计采用不同的外部元器件设计主板,给出了高频头、内存型号的选择事项。事实证明,选择STx5105器件作为机顶盒主器件是一种理想选择。The choice of the DTV STB main chip involves various factors,STx5105 and QAMi5516 DTV set-top-box main chips are controstive analysised in detail in this paper.through the hardware structure, The mainboard circuit design.Use different exterior component to design mainboard, and pay attention to choice the type of tuner and memory.The fact is proved that STx5105 chip is a good ideal for STB.

关 键 词：DVB STx5105 QAMI5516 数字电视 机顶盒 解调 调谐器 DDR 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]