FreeLists / si-list / [SI-LIST] Power Planes - 3.3V / 2.5

["Jarbas Aryel Nunes da Silveira" <jarbas@xxxxxxxxxxxxxxxx>]

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Hi,
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      I have some nets in a ten layer board, his types is SerDes 125 MHZ
differentials pairs, from Marvell 88E1111 to an SFP Module. The 88E1111
Marvell Transceiver is powered from 2.5V and SFP Module =E9 powered from
3.3 V. What the power plane I must considerate to the reference this
traces? 3.3V or 2.5V?
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Best Regards.
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Jarbas Aryel Nunes da Silveira, PMP


engenheiro eletricista





Fone: +55 (85) 3216.7916
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