MCP4431 Microchip Technology Inc., MCP4431 Datasheet - Page 75

• Manufacturer Part Number: MCP4431
• Description: 7/8-bit Volatile Quad Digital Pot With I 2c Interface
• Manufacturer: Microchip Technology Inc.

10.0
10.1
 2010 Microchip Technology Inc.
PACKAGING INFORMATION
Package Marking Information
Legend: XX...X
Note:
14-Lead TSSOP
20-Lead TSSOP
20-Lead QFN (4x4)
XXXXXXXX
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.
XXXXXX
XXXXXX
XXXXX
YYWW
XXXXX NNN
XXXXXXXX
Y
YY
WW
NNN
*
NNN
e
3
YYWW
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.
Example
Example
Example
4452502E
4451502
EST
MCP443X/5X
e
^^
502EML
3
4451
1035
256
1035
e
^^
256
1035
3
256
e
3
)
DS22267A-page 75