AT89C55WD datasheet(33/34 Pages) SYC

Part #	AT89C55WD

Description	8-bit Microcontroller with 20K Bytes Flash

PDF	34 Pages

Scroll/Zoom	100%

Manufacturer	SYC [SYC Electronica]

Direct Link	https://www.sycelectronica.com.ar/index.php

Logo

33 / 34 page

1921D–MICRO–6/08

AT89C55WD

39.2

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

TITLE

DRAWING NO.

REV.

AT89C55WD Datasheet(PDF) 33 Page - SYC Electronica

AT89C55WD Datasheet(HTML) 33 Page - SYC Electronica

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34

Datasheet Download

Link URL