The NCPA7-2045K from Roswin is a Phase Locked Loop with Frequency 1950 to 2140 MHz, Phase Noise -140 to -70 dBc/Hz, Output Power 3 dBm, Harmonic Suppression -29 dBc, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount, Integer-N PLL. More details for NCPA7-2045K can be seen below.