The TCSW53 Series from Advanced Crystal Technology is a TCXO with Frequency 10 to 52 MHz, Supply Voltage 2.5 to 5 V, Output_Voltage 0.8V p-p (min.), Current 1.5 to 2.5 mA, Load Capacitance 10 pf. Tags: Surface Mount. More details for TCSW53 Series can be seen below.