The KSP-5A3960 from Sangshin is a Phase Locked Loop with Frequency 3950 to 3970 MHz, Phase Noise -83 dBc/Hz, Output Power 3 dBm, Phase Noise at 1 KHz -72 dBc/Hz, Phase Noise at 1 MHz -130 dBc/Hz. Tags: Surface Mount. More details for KSP-5A3960 can be seen below.