The HMC270AMS8GE from Analog Devices is a RF Switch with Frequency DC to 8 GHz, Insertion Loss 0.8 to 2.8 dB, Isolation 28 to 53 dB, P1dB 24 to 28 dBm, P1dB 0.251 to 0.63 W. Tags: Surface Mount, Solid State. More details for HMC270AMS8GE can be seen below.