The OCXO3627AM-12.8MHz-A-V from Dynamic Engineers is a OCXO with Frequency 12.8 MHz, Supply Voltage 4.75 to 5.25 V, Tuning Voltage 0 to 4 V, Output_Voltage 4.5 V, Current 250 mA. Tags: DIP, Low Phase Noise. More details for OCXO3627AM-12.8MHz-A-V can be seen below.