The OCXO2013Z1 from Dynamic Engineers is a OCXO with Frequency 10 to 52 MHz, Supply Voltage 3.3 V, Phase Noise -145 to -140 dBc/Hz, Phase Noise 1 kHz -140 dBc/Hz, Phase Noise 10 kHz -145 dBc/Hz. Tags: Drop-in. More details for OCXO2013Z1 can be seen below.