25C040-/P Microchip Technology, Inc., 25C040-/P Datasheet - Page 12

• Manufacturer Part Number: 25C040-/P
• Description: The 25AA040 is a 4K Bit Serial Electrically Erasable Prom With Memory Accessed Via a Simple Serial Peripheral Interface (SPI™) Compatible Serial Bus
• Manufacturer: Microchip Technology, Inc.

25AA040/25LC040/25C040
4.0
4.1
DS21204C-page 12
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PACKAGING INFORMATION
Package Marking Information
Standard PICmicro device marking consists of Microchip part number, year code, week code, and
traceability code. For PICmicro device marking beyond this, certain price adders apply. Please check
with your Microchip Sales Office. For QTP devices, any special marking adders are included in QTP
price.
8-Lead PDIP (300 mil)
8-Lead SOIC (150 mil)
8-Lead TSSOP
Legend:
Note:
XXXXXXXX
XXXXYYWW
XXXXXXXX
XXXXXNNN
YYWW
NNN
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.
Y
YY
WW
NNN
XX...X Customer specific information*
XXXX
XYWW
NNN
Year code (last digit of calendar year)
Week code (week of January 1 is week ‘01’)
Alphanumeric traceability code
Year code (last 2 digits of calendar year)
Example:
Example:
Example:
I/SNYYWW
25AA040
25AA040
I/PNNN
YYWW
NNN
2001 Microchip Technology Inc.
5A4X
IYWW
NNN