MCP23008 Microchip Technology, MCP23008 Datasheet - Page 33

• Manufacturer Part Number: MCP23008
• Description: 8-Bit I/O Expander with Serial Interface
• Manufacturer: Microchip Technology

3.0
3.1
© 2007 Microchip Technology Inc.
PACKAGING INFORMATION
Package Marking Information
18-Lead PDIP (300 mil)
18-Lead SOIC (300 mil)
20-Lead QFN
20-Lead SSOP
Legend: XX...X
Note:
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXX
XXXXXX
YWWNNN
XXXXXXXXXXXXXXXXX
XXXXXXXXXXXXXXXXX
XXXXX
YYWWNNN
YYWWNNN
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.
YYWWNNN
Y
YY
WW
NNN
*
e
3
Customer-specific information
Year code (last digit of calendar year)
Year code (last 2 digits of calendar year)
Week code (week of January 1 is week ‘01’)
Alphanumeric traceability code
Pb-free JEDEC designator for Matte Tin (Sn)
This package is Pb-free. The Pb-free JEDEC designator (
can be found on the outer packaging for this package.
MCP23008/MCP23S08
Example:
Example:
Example
Example:
XXXXXXXXXXXX
E/ML^^
23S08
0637
256
MCP23008-E/P^^
MCP23S08
MCP23008
e
0634256
0634256
3
E/SS^^
0634256
E/SO^^
e
e
3
3
e
3
)
e
3
DS21919D-page 33