我想用LMK04906做时钟分配用,输入为38.4MHz,输出为6路38.4MHz。我想问的是,参考输入波形是哪种更好?是正弦波或者LVCMOS好?
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我想用LMK04906做时钟分配用,输入为38.4MHz,输出为6路38.4MHz。我想问的是,参考输入波形是哪种更好?是正弦波或者LVCMOS好?
LMK00301内部没有集成100ohm电阻,如果是LVDS输出时候,AC耦合时,外部是需要端接100ohm匹配电阻的。
4906是jitter cleaner的芯片,用来做buffer,有点大材小用了。用个时钟buffer吧。比如CDCLVC1106等
你也可以到这个连接自己找
http://www.ti.com/lsds/ti/clock-and-timing/fanout-buffers-products.page