how can I merge 66mhz pci clock to 33mhz clock?

Hi, I want to design a pci target chip in cpld, and I want it work both in

66mhz and 33mhz pci environment, how can I translate 66mhz pci clock in 33mhz clock in the chip? thanks! I have try 2-bit counter but it seems that the delay between newlock and original clock posedge is large.. Thanks a lot!


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