Check out the different devices in the new High Performance Buffer (HPB) family with ultra low-jitter non-PLL clock fanout buffers that delivers up to 10 high-frequency (up to 1.5GHz) differential outputs (LVPECL, LVDS, or CML).

Following is the link for the Parametric Search page that Provides a list of devices in Production:

http://www.cypress.com/?id=3417

Find the clock basics covered in this book in various chapters. I find this to be equivalent to what one can call as Cypress’s Bible to Clocks and Buffers! Post your questions here! The authors themselves might answer.

Following is the link to the book on Cypress Website:

http://www.cypress.com/?rID=98

FleXO that is available with Crystal inside and some with crystal outside is now compiled in product brochure.    

FleXO Technology is innovative targetted at providing a clock with reduced jitter!

Truly Industry's Most Flexible Family of Ultra Low Jitter Clock Generators as mentioned on the website!