The HMC555 from Analog Devices is a RF Mixer with RF Frequency 31 to 38 GHz, LO Frequency 34 to 38 GHz, IF Frequency DC to 3.5 GHz, Image Rejection 17 dB, Conversion Loss 10.5 dB. Tags: Die, I/Q Mixer, Image Reject Mixer. More details for HMC555 can be seen below.