a 52-Lead Metric Quad Flat Package [MQFP] (S-52-1) Dimensions shown in millimeters 1.03 0.88 0.73 13.45 13.20 SQ 12.95 2.45 MAX 39 SEATING PLANE 27 40 26 7.80 REF TOP VIEW 10 6 2 2.20 2.00 1.80 0.25 0.10 VIEW A ROTATED 90 CCW 10.20 10.00 SQ 9.80 (PINS DOWN) 0.23 0.11 VIEW A PIN 1 14 52 7 0 1 0.10 COPLANARITY 0.65 BSC LEAD PITCH COMPLIANT TO JEDEC STANDARDS MS-022-AC. 13 0.40 0.22 LEAD WIDTH