SI4468-7 Datasheet, PDF (55/57 Pages) Silicon Laboratories – Highly configurable packet handler

15. Top Marking
15.1. Si4468/7 Top Marking
Si4468/7
15.2. Top Marking Explanation
Mark Method
Line 1 Marking
Line 2 Marking
Line 3 Marking
YAG Laser
Part Number
TTTTTT = Internal Code
YY = Year
WW = Workweek
44682A = Si4468 Rev A2¹
44672A = Si4467 Rev A2¹
Internal tracking code.²
Assigned by the Assembly House. Corresponds to the last
significant digit of the year and workweek of the mold date.
Notes:
1. The first letter after the part number is part of the ROM revision. The last letter indicates the firmware
revision.
2. The first letter of this line is part of the ROM revision.
Rev 1.0
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