144-Ball Chip Scale Package Ball Grid Array [CSP_BGA] (BC-144-2) Dimensions shown in millimeters A1 CORNER INDEX AREA 13 .00 BSC SQ 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H J K L M BALL A1 INDICATOR TOP VIEW DETAIL A 11.00 BSC SQ 1.00 BSC 1.50 MAX BOTTOM VIEW DETAIL A 1.00 0.85 0.53 0.43 0.75 0.60 0.50 BALL DIAMETER COMPLIANT WITH JEDEC STANDARDS MO-192-AAD-1 SEATING PLANE COPLANARITY 0.20 MAX 012006-0 a