8 Layer Board
8 Layer Board
8 Layer Board
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
Guideline BGA (2)<br />
Column Grid Array Signal Routing Guidelines<br />
Contact Pitch 1.0 1.25 1.5 1.0 1.25 1.5<br />
Contact Land 0.55 0.65 0.75 0.55 0.65 0.75<br />
Via Land 0.61 0.61 0.61 0.50 0.50 0.50<br />
Via Hole 0.33 0.33 0.33 0.25 0.25 0.25<br />
Annular Ring 0.14 0.14 0.14 0.12 0.12 0.12<br />
Signal Line 0.13 0.13 0.13 0.10 0.10 0.10<br />
Air Gap 0.13 0.13 0.13 0.10 0.10 0.10<br />
Signal Track 1 2 3 1 2 3<br />
Component Type Stencil Foil Aperture Size <strong>Board</strong> Pad<br />
PQFP 0.15 1.75 x 0.23 1.80 x 0.27<br />
CBGA 0.20 0.79 round 0.71 round<br />
TBGA 0.18 0.81 round 0.66 round<br />
PBGA 0.20 0.79 round 0.71 round<br />
CSP 0.13 0.36 round 0.30 round
Change language