 2004 Microchip Technology Inc.

DS21227E-page 13

25AA320/25LC320/25C320

4.0

PACKAGING INFORMATION

4.1

Package Marking Information

XXXXXXXX

XXXXXNNN

YYWW

8-Lead PDIP (300 mil)

Example:

14-Lead TSSOP

Example:

8-Lead SOIC (150 mil)

Example:

XXXXXXXX

XXXXYYWW

NNN

XXXXXXXX

NNN

25LC320

/PNNN

YYWW

25LC320

I/SNYYWW

NNN

25L32

YYWW

NNN

8-Lead TSSOP

Example:

XXXX

XYWW

NNN

5LBX

IYWW

NNN

YYWW

Legend:

XX...X

Customer specific information*

Y

Year code (last digit of calendar year)

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

device markings beyond this, certain price adders apply. Please check with your Microchip Sales Office.

For QTP devices, any special marking adders are included in QTP price.