QDR-II+ has additional signal that does not exist in QDR-II
Anonymous
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Dec 19, 2008
12:00 AM
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Dec 19, 2008
12:00 AM
Question: Does the QDR-II+ has any additional signal that does not exist in QDR-II?
Answer:
Yes, the QDR-II has one additional signal compare to the QDR-II, and it is the QVLD signal. The QDLD - Valid Output Indicator - signal indicates valid output data. QVLD is edge aligned with CQ and CQ#. For more details, please see the application note AN4065 - QDR™-II, QDR-II+, DDR-II, and DDR-II+ Design Guide
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