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参数资料
| 型号： | 550ME491M520DGR |
| 厂商： | SILICON LABORATORIES |
| 元件分类： | VCXO, clock |
| 英文描述： | VCXO, CLOCK, 491.52 MHz, LVPECL OUTPUT |
| 封装： | ROHS COMPLIANT PACKAGE-6 |
| 文件页数： | 14/14页 |
| 文件大小： | 230K |
| 代理商： | 550ME491M520DGR |
Si550
Rev. 0.6
9
4. Si55x Mark Specification
Figure 2. Mark Specification
Table 11. Si55x Top Mark Description
Line
Position
Description
1
1–10
“SiLabs”+ Part Family Number, 5xx (First 3 characters in part number)
2
1–10
Si550: Option1+Option2+Freq(7)+Temp
Si552, Si554, Si550 w/ 8-digit resolution: Option1+Option2+ConfigNum(6)+Temp
3
Trace Code
Position 1
Pin 1 orientation mark (dot)
Position 2
Product Revision (D)
Position 3–6
Tiny Trace Code (4 alphanumeric characters per assembly release instructions)
Position 7
Year (least significant year digit), to be assigned by assembly site (ex: 2007 = 7)
Position 8–9
Calendar Work Week number (1–53), to be assigned by assembly site
Position 10
“+” to indicate Pb-Free and RoHS-compliant
SiLabs 123
12
3
4
5
6
R T T T T Y WW+
1234567890
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