FemtoClock?Crystal-to-CML Clock Generator

General Description The 845264 is a 3.3V, 2.5V CML clock generator designed for Ethernet applications. The device synthesizes four clock frequencies on two separately selectable output banks. Each bank has either a 62.5MHz, 125MHz, 156.25MHz or 312.5MHz clock signal with excellent phase jitte

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FemtoClock? Crystal-to-CML Clock Generator

The ICS845264I is a 3.3V, 2.5V CML clock generator designed for?Ethernet applications. The device synthesizes four clock frequencies?on two separately selectable output banks. Each bank has either a?62.5MHz, 125MHz, 156.25MHz or 312.5MHz clock signal with?excellent phase jitter performance. Each clo ·Clock generation of: 62.5MHz, 125MHz, 156.25MHz and?312.5MHz\n·Two banks of two differential CML clock outputs\n·Crystal interface designed for 25MHz,?12pF parallel resonant crystal\n·RMS phase jitter @ 125MHz, using a 25MHz crystal?(1.875MHz – 20MHz): 0.486ps (typical)\n·Offset Single-side Band Ph;

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