SI53340-45 Datasheet, PDF (36/38 Pages) Silicon Laboratories – Multiple configuration options

8.3 Si53344/45 Top Markings
Figure 8.5. Si53344 Top Marking
Si53340-45 Data Sheet
Top Markings
Figure 8.6. Si53345 Top Marking
Mark Method:
Font Size:
Line 1 Marking:
Line 2 Marking:
Line 3 Marking:
Line 4 Marking:
Table 8.3. Si53344/45 Top Marking Explanation
Laser
2.0 Point (28 mils) Center-Justified
Device Part Number
53344 for Si53344; 53345 for Si53345
Device Revision/Type
B-GM
TTTTTT = Mfg Code
Manufacturing Code from the Assembly Purchase Order form.
Circle = 0.5 mm Diameter Lower-Left Pin 1 Identifier
Justified
YY = year WW = Work Week
Assigned by the Assembly House. Corresponds to the year and
work week of the mold date.
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