80-Lead Low Profile Quad Flat Package, PowerQuad 2 [LQFP_PQ2] (SQ-80-2) Dimensions shown in millimeters 0.75 0.60 0.45 SEATING PLANE 1.45 1.40 1.35 13° 12° 11° 0.15 0.05 0.10 COPLANARITY 1.60 MAX 16.00 BSC SQ 80 61 61 1 60 80 60 1 PIN 1 10.15 10.00 SQ 9.85 EXPOSED HEAT SINK TOP VIEW (PINS DOWN) (CENTERED) 0.20 0.09 7° 0° 4.05 3.90 (4 PLCS) 3.75 4.45 4.30 (4 PLCS) 4.15 14.00 BSC SQ BOTTOM VIEW 20 21 VIEW A 40 41 41 (PINS UP) 21 40 0.65 BSC VIEW A ROTATED 90° CCW COMPLIANT TO JEDEC STANDARDS MS-026-BEC-HD 20 0.38 0.32 0.22 121905-0 a