23A640/23K640

DS20002126F-page 14

 2008-2022 Microchip Technology Inc. and its subsidiaries

4.0

PACKAGING INFORMATION

4.1

Package Marking Information

T/XXXNNN

XXXXXXXX

YYWW

8-Lead PDIP

8-Lead SOIC (3.90 mm)

XXXXYYWW

XXXXXXXT

NNN

I/P

13F

23K640

2206

Example:

Example:

SN

2206

23K640I

13F

Legend: XX...X

Part number or part number code

T

Temperature (I, E)

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 (2 characters for small packages)

RoHS compliant JEDEC designator for Matte Tin (Sn)

Note:

For very small packages with no room for the RoHS compliant JEDEC designator

, the marking will only appear on the outer carton or reel label.

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

3

e

3

e

8-Lead TSSOP

Example:

XXXX

TYWW

NNN

K640

I206

13F

Part Number

1st Line Marking Codes

PDIP

SOIC

TSSOP

23A640

23A640

23A640T

A640

23K640

23K640

23K640T

K640

Note:

T = Temperature grade (I, E)