The HMC578LC3B from Analog Devices is a Frequency Multiplier with Input Frequency 11.5 to 16.5 GHz, Output Frequency 23 to 33 GHz, Input Power 3 to 6 dBm, Output Power 17 dBm, Phase Noise -132 dBc/Hz. Tags: Surface Mount, Active. More details for HMC578LC3B can be seen below.