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Altera_Forum's avatar
Altera_Forum
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16 years ago

Emulated LVDS

hello everybody :) i'm using Stratix III. what is the diffrence between the dedicated LVDS IO to the emulated LVDS IO? thanks;)
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Emulated LVDS is actually voltage mode: Signal is sent to the positive pin, same signal go through one not gate inside FPGA and be sent to the negative pin.

Dedicated LVDS IO buffer is current mode.