MCP23018 MICROCHIP [Microchip Technology], MCP23018 Datasheet - Page 43

• Manufacturer Part Number: MCP23018
• Description: 16-Bit I/O Expander with Open-Drain Outputs
• Manufacturer: MICROCHIP [Microchip Technology]

3.0
3.1
© 2008 Microchip Technology Inc.
PACKAGING INFORMATION
Package Marking Information
24-Lead QFN
24-Lead SSOP (MCP23018 only)
Legend: XX...X
Note:
XXXXXX
XXXXXX
YWWNNN
XXXXX
XXXXXXXXXXXX
XXXXXXXXXXXX
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
*
e
YYWWNNN
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.
MCP23018/MCP23S18
Example
Example:
E/MJ^^
23018
0838
256
e
3
MCP23018
0838256
E/SS^^
e
3
)
e
3
DS22103A-page 43