The WEA20SFMCW22G from Weasic Microelectronics is a Frequency Synthesizer with Frequency 18920 to 20640 MHz, Reference Frequency 40 to 100 MHz (input), Supply Voltage 1.8 V, Current 390 mA, Phase Noise -115 dBc/Hz @ 1MHz. Tags: Surface Mount. More details for WEA20SFMCW22G can be seen below.