The CSX3 from Crystek Corporation is a RF Quartz Crystal with Frequency 8 to 80 MHz, Frequency Stability ±15 to ±100 ppm, Frequency Tolerance ±10 ppm, ±50 ppm, Drive Power Level 20 to 300 uW, Load Capacitance 10 to 32 pF. Tags: Surface Mount. More details for CSX3 can be seen below.