发明名称 Refresh signal generating circuit
摘要 A refresh signal generating circuit of a semiconductor memory device includes a flag signal generator which generates a flag signal in response to a refresh signal and a precharge signal, a clock enable signal buffer which generates first and second buffer enable signals based on an external clock enable signal in response to the flag signal, and a chip select signal buffer which generates an internal chip select signal based on an external chip select signal in response to the flag signal.
申请公布号 US2009323436(A1) 申请公布日期 2009.12.31
申请号 US20080313102 申请日期 2008.11.17
申请人 HYNIX SEMICONDUCTOR INC. 发明人 LEE SANG KWON
分类号 G11C7/00;G11C8/00;G11C8/18 主分类号 G11C7/00
代理机构 代理人
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