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SI5100-EVB Datasheet, PDF (45/48 Pages) Silicon Laboratories – Evaluation Board Set for Si5100 and Si5110 OC-48/STM-16 SONET/SDH TRANSCEIVERS
Si5100/Si5110-EVB
Figure 50. Layer 5—GND2 Plane (Optional Full-Duplex Motherboard)
Preliminary Rev. 0.5
45