56-Lead Lead Frame Chip Scale Package [LFCSP_WQ] 8 x 8 mm Body, Very Very Thin Quad (CP-56-8) Dimensions shown in millimeters 0.30 0.25 0.20 1 0.50 BSC *5.90 EXPOSED PAD 5.80 SQ 5.70 14 29 TOP VIEW 0.80 0.75 0.70 SEATING PLANE 0.50 0.40 0.30 PIN 1 INDICATOR 56 43 42 15 28 BOTTOM VIEW 0.20 MIN 6.50 REF 0.05 MAX 0.02 NOM COPLANARITY 0.08 0.203 REF *COMPLIANT TO JEDEC STANDARDS MO-220-WLLD-2 WITH EXCEPTION TO EXPOSED PAD DIMENSION. 06-22-2012-A PIN 1 INDICATOR 8.10 8.00 SQ 7.90