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发明名称
能够直接接收外部时钟信号的延迟锁定回路
摘要
本发明提供一种能够直接接收外部时钟信号的延迟锁定回路(DLL)。该DLL包括:一位准选择器、一控制信号产生器及一内部时钟信号产生器。位准选择器接收一外部时钟信号并直接输出该外部时钟信号,或改变该外部时钟信号之位准并输出改变的外部时钟信号,以回应一控制信号。控制信号产生器产生该控制信号。内部时钟信号产生器接收位准选择器之输出信号及该外部时钟信号,并产生一与该位准选择器之输出信号之相位同步的内部时钟信号。
申请公布号
TW200507460
申请公布日期
2005.02.16
申请号
TW093109785
申请日期
2004.04.08
申请人
三星电子股份有限公司
发明人
赵根熙;金圭现
分类号
H03L7/06
主分类号
H03L7/06
代理机构
代理人
陈长文
主权项
地址
韩国
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