Plastic Packages for Integrated Circuits Package Outline Drawing L24.4x5B 24 LEAD QUAD FLAT NO-LEAD PLASTIC PACKAGE Rev 0, 10/06 4.00 PIN 1 A 2.50 24X0.40 PIN #1 INDEX AREA CHAMFER 0.400 × X 45° INDEX AREA B 6 20 24 6 1 0.50 19 5.00 3.50 0.5x6=3.00 REF 7 13 12 0.10 8 0.25±0.05 4X 0.50 TOP VIEW 0.10 M C A B 0.5x4=2.00 REF BOTTOM VIEW SEE DETAIL X'' 0.10 C C SEATING PLANE 0.08 C 0.90±0.10 (24x0.25) SIDE VIEW (4.80 TYP) (3.50) (20x0.50) 0 . 20 REF 5 C (24x0.60) (2.50) (3.80 TYP) 0 . 00 MIN. 0 . 05 MAX. TYPICAL RECOMMENDED LAND PATTERN DETAIL "X" NOTES: 1. Dimensions are in millimeters. Dimensions in ( ) for Reference Only. 2. Dimensioning and tolerancing conform to AMSE Y14.5m-1994. 3. Unless otherwise specified, tolerance : Decimal ± 0.05 4. Dimension b applies to the metallized terminal and is measured between 0.20mm and 0.30mm from the terminal tip. 5. Tiebar shown (if present) is a non-functional feature. 6. The configuration of the pin #1 identifier is optional, but must be located within the zone indicated. The pin #1 indentifier may be either a mold or mark feature. 1