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How is it that a DDS can have finer phase and frequency granularity than the amplitude granularity of its integrated DAC?

Question asked by KennyG Employee on Apr 20, 2010
Latest reply on Apr 20, 2010 by KennyG

Can someone explain why a DDS, like the AD9859 for example, can have 32 bits of frequency resolution, 14 bits of phase resolution, but a DAC with only 10 bits of resolution?