Datasheet

MCP4921/4922
DS21897A-page 28  2004 Microchip Technology Inc.
8.0 PACKAGING INFORMATION
8.1 Package Marking Information
XXXXXXXX
XXXXXNNN
YYWW
8-Lead PDIP (300 mil)
Example:
8-Lead SOIC (150 mil)
Example:
XXXXXXXX
XXXXYYWW
NNN
Legend: XX...X Customer specific information*
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 marking consists of Microchip part number, year code, week code, traceability code (facility
code, mask rev#, and assembly code). For marking beyond this, certain price adders apply. Please
check with your Microchip Sales Office.
MCP4921
E/P256
0412
MCP4921
E/SN0412
256
8-Lead MSOP
Example:
XXXXXX
YWWNNN
4921E
412256