124-Ball Chip Scale Package Ball Grid Array [CSP_BGA] (BC-124-2) Dimensions shown in millimeters A1 CORNER INDEX AREA 15.00 BSC SQ 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 TOP VIEW 1.00 BSC BOTTOM VIEW DETAIL A 1.70 MAX *1.25 MAX 0.85 MIN DETAIL A *0.41 0.36 0.31 *0.46 NOM SEATING PLANE 0.12 NOM COPLANARITY BALL DIAMETER *COMPLIANT WITH JEDEC STANDARDS MO-192-AAE-1 WITH EXCEPTION TO DIMENSIONS INDICATED BY AN ASTERISK. NOMINAL BALL SIZE IS REDUCED FROM 0.60mm TO 0.46mm. 012006-0 a