The PSA1450F-LF from Z-COMM is a Phase Locked Loop with Frequency 1050 - 1850 MHz, Phase Noise -100 dBc/Hz, Output Power 6 dBm, Harmonic Suppression -10 dBc, Lock Time 6 ms. Tags: Surface Mount, Fractional-N PLL. More details for PSA1450F-LF can be seen below.