The ADF4208 from Analog Devices is a Frequency Synthesizer with Frequency 80 MHz to 2 GHz, Reference Frequency 5 to 40 MHz, Supply Voltage 5.5 V, Current 14 mA, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount, PLL Frequency Synthesizer. More details for ADF4208 can be seen below.