© 2009 Microchip Technology Inc.

DS21709J-page 13

24AA02/24LC02B

Part Number

1st Line Marking Codes

TSSOP

MSOP

SOT-23

DFN

TDFN

SC-70

I Temp.

E Temp.

I Temp.

E Temp.

I Temp.

E Temp. I Temp. E Temp.

24AA02

4A02

4A02T

B2NN

—

221

—

A21

—

B5NN

—

24LC02B

4L02

4L2BT

M2NN

N2NN

224

225

A24

A25

B4NN

B6NN

Note:

T = Temperature grade (I, E)

NN = Alphanumeric traceability code

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)

Pb-free JEDEC designator for Matte Tin (Sn)

Note:

For very small packages with no room for the Pb-free 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

8-Lead 2x3 DFN

XXX

YWW

NN

224

527

13

Example:

5-Lead SC-70

Example:

XXNN

B43F

8-Lead 2x3 TDFN

XXX

YWW

NN

A24

527

13

Example:

Note:

Please visit www.microchip.com/Pbfree for the latest information on Pb-free conversion.

*Standard OTP marking consists of Microchip part number, year code, week code, and traceability code.