The NCPS3-1705 from Roswin is a Phase Locked Loop with Frequency 1690 to 1720 MHz, Phase Noise -143 to -65 dBc/Hz, Output Power 4 dBm, Harmonic Suppression -28 dBc, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount, Integer-N PLL. More details for NCPS3-1705 can be seen below.