The QTCT220 from Q-Tech Corporation is a TCXO with Frequency 10 to 52 MHz, Supply Voltage 2.8 to 3.3 V, Output_Voltage 0.8 V, Current 1.5 to 2.5 mA, Load Capacitance 10 pF. Tags: Surface Mount, Low Phase Noise. More details for QTCT220 can be seen below.