L20.4X4D — 20 Lead Thin Quad Flat No-lead Plastic Package Plastic Packages for Integrated Circuits Package Outline Drawing L20.4x4D 20 LEAD THIN QUAD FLAT NO-LEAD PLASTIC PACKAGE Rev 0, 2/09 4X 2.0 4.00 A 16X 0.50 6 B 16 20 PIN #1 INDEX AREA 6 PIN 1 INDEX AREA ……