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XC7K420T clock

PHILIP HSU
Expert 1900 points
Other Parts Discussed in Thread: CDCLVC1102, LMK04906, CDCM6208

Hi Sir,.

there was reference design with  CDCM61001RHB + CDCLVC1102+ KC2520B25

but customer request would be  MGTREFCLK 138.6MHz around (2.772Gbps, 1.386Gbps),

 

and 609Mbps portion also 138.6MHz,

have your suggestion please for CDCM6208 or LMK04906 solution with complete , thanks

  • 0
    TI__Mastermind 32575 points

    You can use CDCM6208 with 19.8 MHz XO or crystal input to generate 138.6 MHz.  This configuration can be programmed to the chip via I2C/SPI.

    https://e2e.ti.com/cfs-file/__key/communityserver-discussions-components-files/48/CDCM6208_5F00_Settings_5F00_138p6M.ini

    Regards,
    Alan