The CFPX-180 from IDQ is a Surface Mount Quartz Crystal that operates from 10 to 200 MHz. It has a frequency stability from ±10.00 ppm to ±50.00 ppm while operating over a temperature range from -40 to 85 degree Celcius. The crystal is available in a 3.2 x 2.5 mm hermetically sealed ceramic package with a seam-sealed metal lid.