TC642 Microchip, TC642 Datasheet - Page 17

• Manufacturer Part Number: TC642
• Description: PWM Fan Speed Controller
• Manufacturer: Microchip

6.0
6.1
2002 Microchip Technology Inc.
*
PACKAGING INFORMATION
Package Marking 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.
8-Lead PDIP (300 mil)
8-Lead SOIC (150 mil)
8-Lead MSOP
Legend: XX...X
Note:
XXXXXXXX
XXXXXXXX
XXXXXX
YWWNNN
YYWW
YYWW
NNN
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.
YY
WW
NNN
Customer specific information*
Year code (last 2 digits of calendar year)
Week code (week of January 1 is week ‘01’)
Alphanumeric traceability code
Example:
Example:
Example:
TC642COA
TC642CPA
TC642E
215025
0215
0215
025
025
DS21444C-page 17
TC642