The ADF4350 from Analog Devices is a Frequency Synthesizer with Frequency 137.5 MHz to 4.4 GHz, Reference Frequency 10 to 250 MHz, Output Power 5 dBm, Supply Voltage 3 to 3.6 V, Current 110 mA. Tags: Surface Mount, PLL Frequency Synthesizer. More details for ADF4350 can be seen below.