a 32-Ball Chip Scale Package Ball Grid Array [CSP_BGA] (BC-32) Dimensions shown in millimeters A1 CORNER INDEX AREA 7.00 BSC SQ 7 6 5 4 3 2 1 A BALL A1 INDICATOR B C BOTTOM VIEW TOP VIEW D E F G 3.65 MAX DETAIL A DETAIL A 0.44 0.25 0.80 BSC 0.15 MAX COPLANARITY 0.60 SEATING PLANE 0.55 0.50 BALL DIAMETER 012006-0 3.20 2.50 4.80 BSC