16-Lead Lead Frame Chip Scale Package [LFCSP_WD] 4 x 4 mm Body, Very Very Thin Dual (CP-16-29) Dimensions shown in millimeters 3.40 3.30 3.20 9 2.80 2.70 2.60 EXPOSED PAD PIN 1 INDEX AREA 0.50 0.40 0.30 TOP VIEW 0.80 0.75 0.70 SEATING PLANE 0.40 BSC 16 0.25 0.20 0.15 1 8 BOTTOM VIEW 0.05 MAX 0.02 NOM COPLANARITY 0.08 0.203 REF COMPLIANT TO JEDEC STANDARDS MO-229-WGGE. 0.20 MIN PIN 1 INDICATOR (R 0.20) 03-25-2013-B 4.10 4.00 SQ 3.90