ECS has a wide range of LVPECL products. They are available in a broad selection of package sizes based on your desire frequency & preformance.
ECS Quartz Oscillators are of the highest industry quality and standards. Available in fixed or programmable XO, VCXO, TCXO frequencies up to 1.5 GHz with 10ppm.
ECS is the leading manufacture of ceramic resonators. Made of high quality piezoelectric ceramics that function as a mechanical resonator.