The PSA1780A from Z-COMM is a Phase Locked Loop with Frequency 1780 - 1840 MHz, Phase Noise -106 dBc/Hz, Output Power 3 dBm, Harmonic Suppression -15 dBc, Lock Time 5.5 ms. Tags: Surface Mount, Fractional-N PLL. More details for PSA1780A can be seen below.
