We are a one stop shop in freq control field which can offer Xâ??tal, XO, VCXO, TCXO, OCXO. Xâ??tal: Freq: 3.5MHz ~80MHz, and the smallest package is 2.5*2.0mm XO: Freq: 32.768KHz~200MHz CMOS output; 19.44MHz~700MHz PECL/LVDS output VCXO: Freq: 1.5MHz~700MHz PECL/LVDS output TCXO: Freq: 5MHz~160MHz CMOS/ Clipped Sine Wave/ PECL/ LVDS output OCXO: Freq: 5MHz~100MHz CMOS/ Sine Wave output( AT-cut crystal/ SC-cut crystal)