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How does double data rate ram achieve its doubled speed?

Updated: 8/17/2019
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9y ago

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DDR RAM doubles its speed by using both the rising and falling edge of the clock signal. The advantage of DDR and QDR signaling is that the clock rate does not have to be increased. So the integrity of the signal is not compromised since the throughput can be increased without increasing the clock rate.

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Q: How does double data rate ram achieve its doubled speed?
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