576-Ball Ball Grid Array, Thermally Enhanced [BGA_ED] (BP-576) Dimensions shown in millimeters A1 CORNER INDEX AREA 25.20 25.00 SQ 24.80 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H J K L M N P R T U V W Y AA AB AC AD BALL A1 INDICATOR 23.00 BSC SQ TOP VIEW 1.00 BSC 1.25 1.00 0.75 3.10 2.94 2.78 1.25 1.00 0.75 BOTTOM VIEW 1.00 BSC DETAIL A DETAIL A 1.60 MAX 0.60 0.50 0.40 0.97 BSC 0.75 0.65 0.55 BALL DIAMETER COMPLIANT TO JEDEC STANDARDS MS-034 COPLANARITY 0.20 SEATING PLANE 061306-B a