Article ID: 000085207 Content Type: Troubleshooting Last Reviewed: 09/11/2012

For a given data rate, which frequency will provide the best jitter performance for the high speed transceiver CMU PLL of a GX devices?

Environment

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Description

For a given data rate, the ALTGX Megawizard provides a list of available clock frequencies in the "What is the input clock frequency?" drop down menu.  Higher frequency options should provide better jitter performance.

Related Products

This article applies to 6 products

Stratix® GX FPGA
Stratix® II GX FPGA
Stratix® IV GX FPGA
Arria® II GX FPGA
Cyclone® IV GX FPGA
Stratix® IV GT FPGA