The HMC820LP6CE from Analog Devices is a Phase Locked Loop with Frequency 1095 to 1275 MHz, 2190 to 2550 MHz, 4380 to 5100 MHz, Phase Noise -166 to -75 dBc/Hz, Output Power -9 to 12.5 dBm, Harmonic Suppression -68 to -18 dBc, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount, Fractional-N PLL. More details for HMC820LP6CE can be seen below.