The HMC272AMS8 from Analog Devices is a RF Mixer with RF Frequency 1.7 to 3.0 GHz, LO Frequency 2 to 3 GHz, IF Frequency DC to 0.8 GHz, Conversion Loss 9 dB, LO Drive - Power 10 dBm. Tags: Surface Mount, Double Balanced Mixer. More details for HMC272AMS8 can be seen below.