18-Terminal Ceramic Leadless Chip Carrier [LCC] (HE-18-1) Dimensions shown in millimeters. 7.10 7.00 SQ 6.90 0.89 1.05 4.50 4.40 4.30 6.90 BSC SQ PKG-000000 SIDE VIEW 1.317 MAX 0.35 REF 14 18 13 1 10 4 3.10 3.00 2.90 1.10 1.00 0.90 TOP VIEW 1.75 1.65 1.55 0.31 0.25 0.19 9 0.60 0.50 0.40 4.55 SQ 5 BOTTOM VIEW 1.21 1.15 1.09 5.40 SQ 0.80 REF 0.63 0.57 0.51 10-20-2015-A PIN 1 INDICATOR 3.55 3.45 3.35