SI590 Datasheet, PDF (8/12 Pages) Silicon Laboratories – 1 ps MAX JITTER CRYSTAL OSCILLATOR

Si590/591
5. Si590/Si591 Mark Specification
Figure 3 illustrates the mark specification for the Si590/Si591. Table 11 lists the line information.
6
5
4
SiLabs 123
1234567890
R T T T T Y WW+
Line
1
2
3
1
2
3
Figure 3. Mark Specification
Table 11. Si53x Top Mark Description
Position
1–10
1–10
Trace Code
Description
“SiLabs”+ Part Family Number, 59x (First 3 characters in part number)
Si590, Si591: Option1 + Option2 + Freq(7) + Temp
Si590/Si591 w/ 8-digit resolution: Option1 + Option2 + ConfigNum(6) + Temp
Position 1
Position 2
Position 3–6
Position 7
Position 8–9
Position 10
Pin 1 orientation mark (dot)
Product Revision (D)
Tiny Trace Code (4 alphanumeric characters per assembly release instructions)
Year (least significant year digit), to be assigned by assembly site (ex: 2009 = 9)
Calendar Work Week number (1–53), to be assigned by assembly site
“+” to indicate Pb-Free and RoHS-compliant
8
Preliminary Rev. 0.25