The CVCO55CC-2440-2540 from Crystek Corporation is a Voltage Controlled Oscillator with Frequency 2.44 to 2.54 GHz, Power 3.162 mW, Tuning Sensitivity 38 MHz/V, Tuning Voltage 0.3 to 4.7 V, Pulling DC to 1.5 MHz. Tags: Surface Mount. More details for CVCO55CC-2440-2540 can be seen below.