The BOC1-3F-Series from Connor-Winfield is a OCXO with Frequency 10 to 25 MHz, Supply Voltage 3.3 V, Frequency Stability ±50 to ±100 ppb, Stability ±50 to ±100 ppb, Operating Temperature -40 to 85 °C. Tags: DIP. More details for BOC1-3F-Series can be seen below.