Rene Harder wrote: >> Hmm, I'm not sure we'll be able to pull this off with through vias. >> Also, don't they increase the EMI risk by spreading signals all over >> the place ? >> >> > > Actually neither do I and It probably will get really messy around the > BGAs ;-) > Well, yeah they'll make a swiss cheese out of our image planes, which > results in an increase of their impedance.
I just took a look at some echocanceller board with FBGA. All vias are PTH. Many lay unconnected on bottom side of FBGA. Álvaro _______________________________________________ gta02-core mailing list [email protected] https://lists.openmoko.org/mailman/listinfo/gta02-core
