The HMC256 from Analog Devices is a RF Mixer with RF Frequency 5.9 to 12 GHz, LO Frequency 5.7 to 12 GHz, IF Frequency DC to 1.5 GHz, Image Rejection 30 dB, Conversion Loss 8 dB. Tags: Die, I/Q Mixer, Image Reject Mixer. More details for HMC256 can be seen below.