a 160-Ball Chip Scale Package Ball Grid Array [CSP_BGA] (BC-160-1) Dimensions shown in millimeters A1 CORNER INDEX AREA 12.10 12.00 SQ 11.90 14 13 12 11 10 9 8 7 6 5 4 BALL A1 INDICATOR 10.40 BSC SQ TOP VIEW BOTTOM VIEW 0.80 REF DETAIL A 3 2 1 A B C D E F G H J K L M N P 0.80 BSC 1.40 MAX DETAIL A 1.00 MAX 0.85 MIN 0.43 MAX 0.25 MIN SEATING PLANE COMPLIANT TO JEDEC STANDARDS MO-205-AE. 0.12 MAX COPLANARITY 012006-0 0.55 0.50 0.45 BALL DIAMETER