◆Layer Count:32L
◆Material:TU-768
◆Board Thickness:4.75±0.25mm
◆Min.Trace/Space:3.9/3.9mil
◆Min Pitch Size:0.4mm
◆Micro vias:L1-L2,L31-L32
◆Surface Finish:Flash gold+Hard gold(50u")
◆Via-in-Pad:VIPPO
◆Aspect Ratio:24:1
◆Flatness:≤0.25%