The ADF4208 from Analog Devices is a Phase Locked Loop with Frequency 0.08 to 2 GHz, Phase Noise -217 to -85 dBc/Hz, Operating Temperature -40 to 85 Degree C, PLL Current 9 to 21 mA, PLL Voltage 2.7 to 5.5 V. Tags: Surface Mount, Dual Fractional-N PLL, Integer-N PLL. More details for ADF4208 can be seen below.