The HMC214MS8 from Analog Devices is a RF Mixer with RF Frequency 2.4 to 4.0 GHz, LO Frequency 2.4 to 4.0 GHz, IF Frequency DC to 1 GHz, Conversion Loss 10 dB, LO Drive - Power 17 dBm. Tags: Surface Mount, Single Balanced Mixer. More details for HMC214MS8 can be seen below.