The RFS2950A-LF from Z-COMM is a Frequency Synthesizer with Frequency 2.95 GHz, Reference Frequency 10 MHz, Output Power 1 to 5 dBm, Spurious -65 dBc, Supply Voltage 3 V. Tags: Surface Mount, PLL Frequency Synthesizer. More details for RFS2950A-LF can be seen below.