Plastic Packages for Integrated Circuits Metric Plastic Quad Flatpack Packages (MQFP) Q160.28x28 (JEDEC MS-022DD-1 ISSUE B) D 160 LEAD METRIC PLASTIC QUAD FLATPACK PACKAGE D1 -D- INCHES -A- -B- E E1 e PIN 1 SEATING A PLANE -H- 0.076 0.003 -C- 12o-16o 0.40 0.016 MIN 0.20 M C A-B S 0.008 0o MIN A2 A1 0o-7o L 92 MIN MAX MIN MAX NOTES A - 0.161 - 4.10 - A1 0.010 - 0.25 - - A2 0.126 0.142 3.20 3.60 - B 0.009 0.015 0.22 0.38 6 B1 0.009 0.013 0.22 0.33 - D 1.223 1.233 31.08 31.32 3 D1 1.097 1.107 27.88 28.12 4, 5 E 1.224 1.232 31.10 31.30 3 E1 1.098 1.106 27.90 28.10 4, 5 L 0.029 0.040 0.73 1.03 N 160 160 e 0.026 BSC 0.65 BSC 7 Rev. 1 4/99 NOTES: 1. Controlling dimension: MILLIMETER. Converted inch dimensions are not necessarily exact. 2. All dimensions and tolerances per ANSI Y14.5M-1982. 3. Dimensions D and E to be determined at seating plane -C- . b 4. Dimensions D1 and E1 to be determined at datum plane -H- . b1 BASE METAL WITH PLATING SYMBOL D S 0.13/0.17 0.005/0.007 12o-16o MILLIMETERS 5. Dimensions D1 and E1 do not include mold protrusion. Allowable protrusion is 0.25mm (0.010 inch) per side. 6. Dimension b does not include dambar protrusion. Allowable dambar protrusion shall be 0.08mm (0.003 inch) total. 7. “N” is the number of terminal positions. 0.13/0.23 0.005/0.009