The HMC284AMS8G from Analog Devices is a RF Switch with Frequency DC to 35 GHz, Insertion Loss 0.5 to 1.1 dB, Isolation 30 to 45 dB, P1dB 18 to 30 dBm, P1dB 0.063 to 1 W. Tags: Surface Mount, Solid State. More details for HMC284AMS8G can be seen below.