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DAC3283: Frame Clock Frequency in DAC3283

Part Number: DAC3283

Tool/software:

Hi

I am using DAC3283 in my application.

DATACLKx = 400 MHz

DACCLKPx = 400 MHz

OSTRx = 1.25 MHz.

FRAMEx = 3.125 MHz

Interpolation = x2

With these configurations, DAC Linkup works, and I can send correct data to DAC. But multi chip synchronization is not working.

The Data sheet states, "The frame signal can be either a pulse or a periodic signal where the frame period corresponds to 8 samples." So Frame clock must be DATACLKx / 8 = 50 MHz

Is it correct to use a Frame clock of 3.125 MHz? Does it effect synchronization?