The ADF4206 from Analog Devices is a Phase Locked Loop with Frequency 0.05 to 0.55 GHz, Phase Noise -217 to -85 dBc/Hz, Operating Temperature -40 to 85 Degree C, PLL Current 7.5 to 14 mA, PLL Voltage 2.7 to 5.5 V. Tags: Surface Mount, Dual Fractional-N PLL, Integer-N PLL. More details for ADF4206 can be seen below.