25LC640A

DS22144A-page 14

© 2009 Microchip Technology Inc.

4.0

PACKAGING INFORMATION

4.1

Package Marking Information

8-Lead SOIC

XX/XXYYWW

XXXXXXXT

NNN

Example:

SN

0728

25L640AM

1L7

3

e

Note:

Custom marking available.

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

Pb-free JEDEC designator for Matte Tin (Sn)

*

This package is Pb-free. The Pb-free JEDEC designator (

)

can be found on the outer packaging for this package.

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.

3

e

3

e