The DCO8087-5 from Synergy Microwave Corporation is a Voltage Controlled Oscillator with Frequency 800 to 870 MHz, Power 7.943 mW, Tuning Sensitivity 20 to 27 MHz/V, Tuning Voltage 0.5 to 5 V, Pulling 2 MHz. Tags: Surface Mount. More details for DCO8087-5 can be seen below.