a 184-Lead Low Profile Quad Flat Package [LQFP] (ST-184) Dimensions shown in millimeters 0.75 0.60 0.45 22.00 BSC SQ 1.60 MAX 139 138 184 1 SEATING PLANE PIN 1 20.00 BSC SQ TOP VIEW (PINS DOWN) 1.45 1.40 1.35 0.15 0.05 10 6 2 SEATING PLANE 0.20 0.09 7 3.5 0 0.10 MAX COPLANARITY VIEW A ROTATED 90 CCW VIEW A 93 92 46 47 0.40 BSC 0.23 0.18 0.13