si554 Silicon Laboratories, si554 Datasheet - Page 11

• Manufacturer Part Number: si554
• Description: Quad Frequency Voltage-controlled Crystal O Vcxo 10 Mh 1.4 Gh
• Manufacturer: Silicon Laboratories

6. 8-Pin PCB Land Pattern
Figure 4 illustrates the 8-pin PCB land pattern for the Si554. Table 13 lists the values for the dimensions shown in
the illustration.
Note:
Dimension
Table 13. PCB Land Pattern Dimensions (mm)
1. Dimensioning and tolerancing per the ANSI Y14.5M-1994
2. Land pattern design follows IPC-7351 guidelines.
3. All dimensions shown are at maximum material condition
4. Controlling dimension is in millimeters (mm).
GD
GE
VD
VE
ZD
D2
D3
E2
X1
X2
Y1
Y2
ZE
e
specification.
(MMC).
Figure 4. Si554 PCB Land Pattern
0.84
2.00
Min
—
—
Rev. 0.6
5.705 REF
1.545 TYP
5.08 REF
2.54 BSC
4.20 REF
8.20 REF
7.30 REF
2.15 REF
1.70 TYP
1.3 REF
Max
6.78
6.30
—
—
Si554
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