AT89 datasheet(39/41 Pages) ATMEL

39 / 41 page

AT89S8252

0401F–MICRO–11/03

44J – PLCC

Notes:

1. This package conforms to JEDEC reference MS-018, Variation AC.

2. Dimensions D1 and E1 do not include mold protrusion.

Allowable protrusion is .010"(0.254 mm) per side. Dimension D1

and E1 include mold mismatch and are measured at the extreme

material condition at the upper or lower parting line.

3. Lead coplanarity is 0.004" (0.102 mm) maximum.

4.191

–

4.572

2.286

–

3.048

0.508

–

17.399

–

17.653

16.510

–

16.662

Note 2

17.399

–

17.653

16.510

–

16.662

Note 2

D2/E2

14.986

–

16.002

0.660

–

0.813

0.330

–

0.533

1.270 TYP

COMMON DIMENSIONS

(Unit of Measure = mm)

SYMBOL

MIN

NOM

MAX

NOTE

1.14(0.045) X 45˚

PIN NO. 1

IDENTIFIER

1.14(0.045) X 45˚

0.51(0.020)MAX

0.318(0.0125)

0.191(0.0075)

45˚ MAX (3X)

D2/E2

44J, 44-lead, Plastic J-leaded Chip Carrier (PLCC)

44J

10/04/01

2325 Orchard Parkway

San Jose, CA 95131

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