Specifications

Si4730/31/34/35-D60
Rev. 1.1 39
9. Top Markings
9.1. Si473x-D60 Top Marking (QFN)
9.2. Top Marking Explanation (QFN)
Mark Method: YAG Laser
Line 1 Marking: Part Number 30 = Si4730, 31 = Si4731, 34 = Si4734, 35 = Si4735.
Firmware Revision 60 = Firmware Revision 6.0.
Line 2 Marking: Die Revision D = Revision D Die.
TTT = Internal Code Internal tracking code.
Line 3 Marking: Circle = 0.5 mm Diameter
(Bottom-Left Justified)
Pin 1 Identifier.
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.
3060
DTTT
YWW
3160
DTTT
YWW
3460
DTTT
YWW
3560
DTTT
YWW