The QTCT570 from Q-Tech Corporation is a TCXO with Frequency 5 to 52 MHz, Supply Voltage 2.8 to 3.3 V, Output_Voltage 0.1 to 0.9 V, Current 3.5 to 6 mA, Load Capacitance 10 to 15 pF. Tags: Surface Mount, Low Phase Noise. More details for QTCT570 can be seen below.