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本帖最后由 bluskly 于 2013-9-14 14:37 编辑
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& t# N4 A' s* @- @9 DVoltage level input on VREF sets the SiI 1162 in High Swing or Low Swing Mode. In High Swing Mode, only single clock (IDCK+) dual edge is proce ssed. IDCK- is ignored in High Swing Mode. In Low Swing Mode DVO mode, IDCK+ differential clock dual edge is processed.
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+ j8 s2 x, m/ L: W" ZVREF=0.75 CTL=High swing Mode DVO mode
, }: v _3 _3 F s) C! ~5 B- ]. y0 a' SVREF=VDDQ/2 Low swing Mode
, ~, [1 [. U% V, WVREF=3.3 High swing Mode# a$ _* r. v4 g$ W7 W+ n- Q$ ~" @- ]2 w9 ^
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之后具体差分信号的幅度 datasheet中确实没有提及,我的不得而知。不过你可以问问他们的FAE。/ {1 p& V% l! |2 m5 p) y
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