The NCPM1-1880 from Roswin is a Phase Locked Loop with Frequency 1850 to 1910 MHz, Phase Noise -141 to -73 dBc/Hz, Harmonic Suppression -30 dBc, Operating Temperature -40 to 85 Degree C, Phase Noise at 1 KHz -73 dBc/Hz. Tags: Surface Mount, Integer-N PLL. More details for NCPM1-1880 can be seen below.