The RWPRL1-2045 from Roswin is a Phase Locked Loop with Frequency 1770 to 2320 MHz, Phase Noise -135 to -85 dBc/Hz, Output Power 4 dBm, Harmonic Suppression -21 dBc, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount, Integer-N PLL. More details for RWPRL1-2045 can be seen below.