The TK Type from Taitien is a TCVCXO with Frequency 5 to 40 MHz, Supply Voltage 3 to 5 V, Tuning Voltage 0.5 to 2.5 V, Current 3.5 to 6 mA, Load Capacitance 10 to 15 pF. Tags: Surface Mount, Low G Sensitivity. More details for TK Type can be seen below.