The ADF41020 from Analog Devices is a Frequency Synthesizer with Frequency 4 to 18 GHz, Reference Frequency 10 to 400 MHz, Supply Voltage 3.15 V, Current 30 mA, Phase Noise -96 to -89 dBc/Hz. Tags: Surface Mount, PLL Frequency Synthesizer. More details for ADF41020 can be seen below.