SI5347_16 Datasheet, PDF (50/55 Pages) Silicon Laboratories – Dual/Quad DSPLL Any-Frequency, Any-Output Jitter Attenuators

12. Top Marking
Si5347/46 Rev D Data Sheet
Top Marking
Si5347g-
Rxxxxx-GM
YYWWTTTTTT
e4 _TW
Si5346g-
Rxxxxx-GM
YYWWTTTTTT
e4 TW
Figure 12.1. Si5347/46 Top Marking
Line
1
2
3
4
Table 12.1. Si5347/46 Top Marking Explanation
Characters
Si5347g-
Si5346g-
Rxxxxx-GM
YYWWTTTTTT
Circle w/ 1.6 mm (64-QFN) or
1.4 mm (44-QFN) diameter
e4
TW
Description
Base part number and Device Grade.
Si5347: Quad PLL; 64-QFN
Si5346: Dual PLL; 44-QFN
g = Device Grade. See Section 2. Ordering Guide for more information.
– = Dash character.
R = Product revision. (See Section 2. Ordering Guide for current revision.)
xxxxx = Customer specific NVM sequence number. (Optional NVM code assigned for
custom, factory pre-programmed devices. Characters are not included for standard,
factory default configured devices). See Section 2. Ordering Guide for more informa-
tion.
-GM = Package (QFN) and temperature range (–40 to +85 °C).
YYWW = Characters correspond to the year (YY) and work week (WW) of package
assembly.
TTTTTT = Manufacturing trace code.
Pin 1 indicator; left-justified
Pb-free symbol; Center-Justified
TW = Taiwan; Country of Origin (ISO Abbreviation)
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