The SOP-16310110-SF-EB-2 from ERAVANT is a Phase Locked Oscillator with Frequency 16.3 GHz, Output Power 10 dBm, Reference Frequency 100 MHz, Reference Power -3 to 3 dBm, Supply Voltage 12 to 15 V. Tags: Module with Connectors, PLDRO. More details for SOP-16310110-SF-EB-2 can be seen below.