The DCO340465-5 from Synergy Microwave Corporation is a Voltage Controlled Oscillator with Frequency 3.4 to 4.65 GHz, Power 1 mW, Tuning Sensitivity 70 to 135 MHz/V, Tuning Voltage 0.5 to 18 V, Pulling 15 MHz. Tags: Surface Mount. More details for DCO340465-5 can be seen below.