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Altera_Forum
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17 years ago

LVDS tristating usage

Hello, 1. Could anybody suggest whether ALT_OUTBUF_TRI_DIFF can be used at the moment? I was trying to select Cyclone III, Stratix IV - and it looks like this primitive does not supported at ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
17 years ago

The LVDS-tristate driver uses pseudo differential IO, as discussed in detail in the said application note. The respective IO standard with Cyclone III is bus lvds rather than lvds.