The XO5083 Series from MtronPTI is a OCXO with Frequency 0.5 MHz, Supply Voltage 11.4 to 12.6 V, Frequency Stability ±10 ppb, ±20 ppb, Stability ±10 ppb, ±20 ppb, Operating Temperature -40 to 75 °C. Tags: Surface Mount. More details for XO5083 Series can be seen below.