The HMC977 from Analog Devices is a RF Mixer with RF Frequency 20 to 26.5 GHz, LO Frequency 8.3 to 15 GHz, IF Frequency 0 to 3.5 GHz, Image Rejection 21 dBc, Conversion Gain 11 to 14 dB. Tags: Surface Mount, I/Q Mixer, Down-Conversion Mixer. More details for HMC977 can be seen below.