 2003 Microchip Technology Inc.

DS21755B-page 27

TC646B/TC648B/TC649B

6.0

PACKAGING INFORMATION

6.1

Package Marking Information

XXXXXXXXX

NNN

YYWW

8-Lead PDIP (300 mil)

Example

:

8-Lead SOIC (150 mil)

Example

:

XXXXXX

XXXYYWW

NNN

TC646BCPA

025

0215

TC646B

COA0215

025

8-Lead MSOP

Example

:

XXXXXX

YWWNNN

TC646B

215025

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

code.