© 2006 Microchip Technology Inc.

DS21422D-page 11

TC4426/TC4427/TC4428

5.0

PACKAGING INFORMATION

5.1

Package Marking Information

XXXXXXXX

XXXXXNNN

YYWW

8-Lead PDIP (300 mil)

Example:

TC4427

CPA256

0420

8-Lead SOIC (150 mil)

Example:

XXXXXXXX

XXXXYYWW

NNN

TC4428

COA0420

256

8-Lead MSOP

Example:

XXXXX

YWWNNN

4426C

420256

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.

8-Lead DFN

Example

:

XXXXXXX

XXXXXXX

XXYYWW

NNN

TC4426

EMF

0420

256