DDR3中的address信号的传输是参照clk信号采样的,所以address信号线要和clk信号做长度匹配;而data是参照DQS信号采样,所以data信号线要和DQS信号线做长度匹配;但address信号线和data信号线之间是否有什么匹配关系?线长是否需要满足什么规则?
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DDR3中的address信号的传输是参照clk信号采样的,所以address信号线要和clk信号做长度匹配;而data是参照DQS信号采样,所以data信号线要和DQS信号线做长度匹配;但address信号线和data信号线之间是否有什么匹配关系?线长是否需要满足什么规则?