The SOC5V308EC from KYUSHU DENTSU is a OCXO with Frequency 10 to 40 MHz, Supply Voltage 5 V, Current 200 to 500 mA, Load Capacitance 15 pF, Phase Noise 10 Hz @ -100 dBc/Hz to 10 KHz @ -140 dBc/Hz. Tags: Thru-Hole. More details for SOC5V308EC can be seen below.