The 1000Base-SX specification states that the clock shall run at 1250 MHz, even though gigabit Ethernet is

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The 1000Base-SX specification states that the clock shall run at 1250 MHz, even though gigabit Ethernet is only supposed to deliver 1 Gbps. Is this higher speed to provide for an extra margin of safety? If not, what is going on here?

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Business Mathematics In Canada

ISBN: 978-0070009899

7th edition

Authors: Ernest Jerome

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Question Posted: Jan 29, 2010 04:07 AM

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The 1000Base-SX specification states that the clock shall run at 1250 MHz, even though gigabit Ethernet is

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The encoding is only 80 efficient It takes 10 bits of ...View the full answer

Business Mathematics In Canada

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