SI4730-D60-GMR Datasheet, PDF (39/44 Pages) Silicon Laboratories – BROADCAST AM/FM/SW/LW RADIO RECEIVER

9. Top Markings
9.1. Si473x-D60 Top Marking (QFN)
Si4730/31/34/35-D60
3060
DTTT
YWW
3160
DTTT
YWW
3460
DTTT
YWW
3560
DTTT
YWW
9.2. Top Marking Explanation (QFN)
Mark Method:
Line 1 Marking:
Line 2 Marking:
Line 3 Marking:
YAG Laser
Part Number
30 = Si4730, 31 = Si4731, 34 = Si4734, 35 = Si4735.
Firmware Revision
60 = Firmware Revision 6.0.
Die Revision
D = Revision D Die.
TTT = Internal Code
Internal tracking code.
Circle = 0.5 mm Diameter Pin 1 Identifier.
(Bottom-Left Justified)
Y = Year
WW = Workweek
Assigned by the Assembly House. Corresponds to the last
significant digit of the year and work week of the mold date.
Rev. 1.1
39