The LFSW110250-50 from Synergy Microwave Corporation is a Frequency Synthesizer with Frequency 1.1 to 2.5 GHz, Step Size 500 KHz, Reference Frequency 10 MHz, Output Power 5 dBm, Supply Voltage 5 V. Tags: Surface Mount, PLL Frequency Synthesizer. More details for LFSW110250-50 can be seen below.