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FN2969.10

November 16, 2006

82C55A

Metric Plastic Quad Flatpack Packages (MQFP)

D

D1

E E1

-A-

PIN 1

A2 A1

A

0.40

0.016

MIN

L

PLANE

b

0.005/0.009

0.13/0.23

WITH PLATING

BASE METAL

SEATING

0.005/0.007

0.13/0.17

b1

-B-

e

0.008

0.20

A-B

S

D

S

C

M

0.076

0.003

-C-

-D-

-H-

44 LEAD METRIC PLASTIC QUAD FLATPACK PACKAGE

SYMBOL

INCHES

MILLIMETERS

NOTES

MIN

MAX

MIN

MAX

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

-

N44

44

7

e

0.032 BSC

0.80 BSC

-

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

.

4. Dimensions D1 and E1 to be determined at datum plane

.

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.

-C-

-H-