The HMC787LC3B from Analog Devices is a RF Mixer with RF Frequency 3to10 GHz, LO Frequency 3 to 10 GHz, IF Frequency DC to 4 GHz, Conversion Loss 9 dB, LO Drive - Power 17 dBm. Tags: Surface Mount, Double Balanced Mixer. More details for HMC787LC3B can be seen below.