The NCPC1-1091B from Roswin is a Phase Locked Loop with Frequency 1061.3 to 1121.3 MHz, Phase Noise -148 to -75 dBc/Hz, Output Power 5 dBm, Harmonic Suppression -25 dBc, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount, Integer-N PLL. More details for NCPC1-1091B can be seen below.