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Altera_Forum
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16 years ago

PLL outputs to drive 50 ohm loads

I need two outputs from a single PLL of CYCLONE-III 3C16. Both the outputs are single-ended. One of outputs is 100MHz and the other is 120MHz-200MHz which will be dynamically configured through NIOS-...
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Altera_Forum
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16 years ago

Correct me if I'm wrong but it appears based on the current calculation that bcao is using a 1.5V single-ended standard correct?

Why not use a termination similar to SSTL Class I or HSTL Class I. Reference page 6-14 of the following document:

http://www.altera.com/literature/hb/cyc3/cyc3_ciii5v1_02.pdf

Jake