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Is there any phase relationship between REFCLK and RCLK?

April 26, 2017phase rclk refclk relationship

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10 Posted

Is there any phase relationship between REFCLK and RCLK?

1 Answer

0

10 Posted

No. REFCLK is only used at start-up, or after loss of lock, by the receiver PLL to strobe the incoming serial data stream for the embedded clock. On the other hand, RCLK should be used by the customer to strobe the recovered data (ROUTx).