are there any Gb SerDes transceivers that dont require an external K comma for syncing, but use internal synch tech.?

rbhawcroft

Senior member
May 16, 2002
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All the fibre channel and Gb Ethernat SERDES ICs I look at require a Protocol layer inserttion of a K28.5 or similar comma in every few 8b/10b samples, are there any more flexible ICs that have a purely internal synch system?