The MFSH170340-50 from Synergy Microwave Corporation is a Frequency Synthesizer with Frequency 1.7 to 3.4 GHz, Step Size 0.5 MHz, Reference Frequency 10 MHz, Supply Voltage 3 to 24 V, Current 10 to 35 mA. Tags: Surface Mount, PLL Frequency Synthesizer. More details for MFSH170340-50 can be seen below.