Plastic Packages for Integrated Circuits
Metric Plastic Quad Flatpack Packages (MQFP)
Q44.10x10 (JEDEC MS-022AB ISSUE B) D 44 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 71 MIN MAX MIN MAX NOTES A -0.096 -2.45 -A1 0.004 0.010 0.10 0.25 -A2 0.077 0.083 1.95 2.10 -b 0.012 0.018 0.30 0.45 6 b1 0.012 0.016 0.30 0.40 -D 0.515 0.524 13.08 13.32 3 D1 0.389 0.399 9.88 10.12 4, 5 E 0.516 0.523 13.10 13.30 3 E1 0.390 0.398 9.90 10.10 4, 5 L 0.029 0.040 0.73 1.03 N 44 44 e 0.032 BSC 0.80 BSC 7
Rev. 2 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. …
