The ADF4159 from Analog Devices is a Frequency Synthesizer with Frequency 500 MHz to 13 GHz, Reference Frequency 10 to 260 MHz, Supply Voltage 1.8 to 3.45 V, Current 33 mA, Operating Temperature -40 to 125 Degree C. Tags: Surface Mount, PLL Frequency Synthesizer. More details for ADF4159 can be seen below.