I'm looking for spec's and guidelines for micro BGA's.
Any help on clearances would be appreciated.

I need to fan-out a 900 pin BGA using;
.025mm pads
.030mm via
.005 - .010mm stringers (traces)

Thanks In Advance,
Michael Kuczynski       201-393-2122 (Phone)
Allied Signal           201-393-6688 (Fax)
688 Rt46E E/K4
Teterboro NJ 07608
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