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I have scan mode both scan shift and scan capture STA pass, and Zero delay gatelevel simulation pass, but the simulation annotated with SDF fails, I use the same SDF check timing ,there is not timing violation, why the scan shift fail? I think STA clean means scan shift should be OK?
the problem is these memory only occupy limited space of the memory space,so when not access, all 3 DOUT will be Tri-state, which is not good because it use internally, Tri-state can cause learkage issue. if I have a decoder always enable one BANK, since the all OEN enable almost switch...
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