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Altera_Forum
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20 years ago

On chip ram efficiency

Hi all, Can anyone say to me how many clock cycles needs an onchip ram from a stratix device for reading a word from it? I thought that it just took one cycle, but seeing the docs it seems to ...
Altera_Forum's avatar
Altera_Forum
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20 years ago

The on-chip RAMs in Stratix and Cyclone devices can be configured to have a 1 cycle read or a 2 cycle read.

The 2 cycle read potentially offers higher frequency operation because the read data is registered.

The inputs (address and write data) are always registered.