The TCXO2521S from Dynamic Engineers is a TCXO with Frequency 9.5 to 60 MHz, Supply Voltage 1.71 to 3.46 V, Output_Voltage 0.18 to 2.97 V, Current 5 to 10 mA, Phase Noise -145 to -130 dBc/Hz. Tags: Surface Mount. More details for TCXO2521S can be seen below.