FreeLists / si-list / [SI-LIST] Re: EMI simulation tools at PCB level

[Chris Cheng <Chris.Cheng@xxxxxxxxxxxx>]

Has this been done ? Or this is one of Einstein's thought experiment ? :-D
What if the peaks happen to related to this 100W multi-giga Hertz CPU I am
using ? Can SpecctraQuest or Hyperlynx predict that ahead of time for me ?

>If  you combined a tool like FlowEMC with a tool like SpecctraQuest or
>Hyperlynx, with a logic simulator that allowed you to exercise the
>board/system in a fully functional manner, so that the simulated ibis
>devices were triggering at the right timing intervals and sending their
>voltages/currents down the simulated tracks with the simulated
planes/shapes
>and sucking up and sourcing current through the simulated power delivery
>system, in the simulated housing/shelf/frame with the attached I/O and
power
>cables, you could in theory get some reasonably accurate emissions profiles
>for your board/housing/shelf/system if direct emissions from the chip
>packages were ignored. You would also need massive memory and cpu capacity.
>I apologize for the run on sentence.
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