68-Lead Ceramic Leaded Chip Carrier [CLCC] (ES-68-1) Dimensions shown in inches and (millimeters) a 0.010 (0.25) 0.008 (0.20) 0.007 (0.18) 0.235 (5.97) MAX 0.960 (24.38) 0.950 (24.13) SQ 0.940 (23.88) 9 61 10 60 PIN 1 TOE DOWN ANGLE 0–8 DEGREES 1.070 (27.18) MIN TOP VIEW 0.800 (20.32) BSC 1.190 (30.23) 1.180 (29.97) SQ 1.170 (29.72) (PINS DOWN) 0.010 (0.254) DETAIL A ROTATED 90° CCW 0.060 (1.52) 0.050 (1.27) 0.040 (1.02) 43 27 DETAIL A 0.175 (4.45) MAX 0.055 (1.40) 0.050 (1.27) 0.045 (1.14) 0.020 (0.508) 0.017 (0.432) 0.014 (0.356) CONTROLLING DIMENSIONS ARE IN INCHES; MILLIMETER DIMENSIONS (IN PARENTHESES) ARE ROUNDED-OFF INCH EQUIVALENTS FOR REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN 012908-A 0.020 (0.508) 44 26 30° 0.050 (1.27)