 2002 Microchip Technology Inc.

DS21189F-page 13

24AA64/24LC64

8.0

PACKAGING INFORMATION

8.1

Package Marking Information

XXXXXXXX

XXXXXNNN

YYWW

8-Lead PDIP (300 mil)

Example:

8-Lead SOIC (150 mil)

Example:

XXXXXXXX

XXXXYYWW

NNN

8-Lead TSSOP

Example:

24LC64

I/PNNN

YYWW

24LC64

I/SNYYWW

NNN

XXXX

XYWW

NNN

4LB

IYWW

NNN

Legend:

XX...X

Customer specific information*

YY

Year code (last 2 digits of calendar year)

WW

Week code (week of January 1 is week ‘01’)

NNN

Alphanumeric traceability code

Note:

In the event the full Microchip part number cannot be marked on one line, it will

be carried over to the next line thus limiting the number of available characters

for customer specific information.

*

Standard OTP marking consists of Microchip part number, year code, week code, and traceability code.

8-Lead MSOP

Example:

XXXXXX

YWWNNN

4L64I

YWWNNN

8-Lead SOIC (208 mil)

Example:

XXXXXXXX

XXXXXXXX

YYWWNNN

24LC64

I/SM

YYWWNNN

Rotated TSSOP

marking will be

“4LBX”