The HMC520A from Analog Devices is a RF Mixer with RF Frequency 6 to 10 GHz, LO Frequency 6 to 10 GHz, IF Frequency DC to 3.5 GHz, Image Rejection 19 to 25 dB, Conversion Loss 7.7 to 10 dB. Tags: Surface Mount, I/Q Mixer, Quadrature IF Mixer. More details for HMC520A can be seen below.