The VC-TXO-39SMX from ECS Inc. International is a TCVCXO with Frequency 10 to 19.44 MHz, Supply Voltage 2.85 to 3.15 V, Tuning Voltage ±0.5 to ±2.5 V, Output_Voltage 0.8 V, Current 1.5 mA. Tags: Surface Mount, Ceramic. More details for VC-TXO-39SMX can be seen below.