Analog Devices Inc. ADRF5347 1.8GHz to 3.8GHz Silicon SP4T Switches are designed with precision using the silicon process. The Analog Devices Inc. ADRF5347 is a single-pole, four-throw (SP4T) switch that boasts high linearity and exceptional reflectivity. The device has a frequency range from 1.8GHz to 3.8GHz, delivering performance across a wide spectrum of applications. The ADRF5347 has an impressive insertion loss lower than 0.42dB and a typical input IP3 of 84dBm.