The PLXO5050L from Dynamic Engineers is a General Crystal Oscillator with Frequency 3 to 12 GHz, Supply Voltage 12 V, Output_Voltage 0 to 3.3 V, Frequency Stability ±0.5 ppm, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount. More details for PLXO5050L can be seen below.