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Altera_Forum's avatar
Altera_Forum
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14 years ago

DDR Reflection Phenomenon

Hi everybody, These days I have been asking some questions in relationship with some problems in a new pcb design and the communication between the Cyclone III and the DDR. Finally I think I ha...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

Post schematics and PCB tracing if possible, so it would be easier to find the problem... Are all DQ to DQS lengths within' DDR routing specs?