The XO5120 Series from MtronPTI is a OCXO with Frequency 10 MHz - 100 MHz, Supply Voltage 3.3 to 12 V, Frequency Stability ±30 ppb, Temperature Stability ±10 ppb, ±20 ppb, ±30 ppb, Stability ±30 ppb. Tags: Surface Mount. More details for XO5120 Series can be seen below.