The MFSH480540-100 from Synergy Microwave Corporation is a Frequency Synthesizer with Frequency 4.8 to 5.4 GHz, Step Size 1 MHz, Reference Frequency 10 MHz, Output Power 2 dBm, Supply Voltage 3 to 25 V. Tags: Surface Mount, PLL Frequency Synthesizer. More details for MFSH480540-100 can be seen below.