The MTS2500-200400-20 from Synergy Microwave Corporation is a Frequency Synthesizer with Frequency 2 to 4 GHz, Step Size 1 Hz, Reference Frequency 20 MHz, Output Power 5.5 dBm, Supply Voltage 3.3 to 5 V. Tags: Surface Mount, PLL Frequency Synthesizer. More details for MTS2500-200400-20 can be seen below.