The PE9354 from Teledyne e2v HiRel Electronics is a RF Switch with Frequency 10 MHz to 3 GHz, Insertion Loss 0.55 dB, Isolation 28 to 32 dB, Power 31 dBm (P0.1dB), Power 1.26 W (P0.1dB). Tags: Die, Solid State. More details for PE9354 can be seen below.