Um--1 Frequency Range: 6.000 ~ 200.00MHz 8.000 ~ 200.00MHz Vibration Mode: AT Cut / Fund,3rd,5th,7th Over Tune Operating temperature range: " degree 0 ~ +50, -10 ~ +60, -20 ~ +70, -40 ~ +85, -55 ~ +105 or specify" Storage temperature range: degree-40 ~ +85 or -55 ~ +105 Frequency tolerance: +/-5PPM ~ +/-50PPM at degree25 +/-2, or specify Frequency stability: +/-2.5PPM ~ +/-50PPM, or specify Load capacitance: 6pF ~ ,Series Drive Level: 0.1uW~1000uW, 100uW typical Parallel capacitance(Co): 7pF max If you have any question, please feel free to contact us!