The OCXO3321AW02-100MHz-657221 from Dynamic Engineers is a OCXO with Frequency 100 MHz, Supply Voltage 4.75 to 5.25 V, Tuning Voltage 4 to 4.3 V (Reference), Output_Voltage 0 to 4.2 V (EFC), Current 35 to 45 mA. Tags: DIP, Low Phase Noise. More details for OCXO3321AW02-100MHz-657221 can be seen below.