FINETECHCFS20632768EZF with Radial Cylinder Crystals Radial, 2x6mm manufactured by CITIZENFINETECH is a quartz crystal oscillator used for frequency stabilization of electronic devices. It is a ceramic package with a cylindrical shape and RoHS compliance. The oscillator features a stability of -10-+30ppm and a frequency of 20.632768 MHz. It offers an operating temperature range from -40°C to +85°C and is ideal for use in a wide variety of applications such as cellular phones, GPS systems, PDAs, digital cameras, and medical equipment. This product is suitable for wave soldering and thawing solder only.