a 385-Lead Ball Grid Array (BGA) (B-385) Dimensions shown in millimeters (mm). 37.00 35.00 BSC SQ 33.00 24 22 20 18 16 14 12 10 8 6 4 2 25 23 21 19 17 15 13 11 9 7 5 3 1 A B C E D G F H J K L M N P R T U V W Y AA AB AC AD AE AD10201AB XXXX DETAIL C 30.48 BSC SQ DETAIL A 1.27 TYP COMPONENT VOLUME DETAIL A 3.20 MAX 1.15 1.02 0.89 0.90 0.75 0.60 0.75 0.60 0.50 DETAIL B AD10201AB XXXX DETAIL B DETAIL C