The CHR3663-QEG from United Monolithic Semiconductors is a RF Mixer with RF Frequency 17.00-24.00 GHz, LO Frequency 7.00-14.00 GHz, IF Frequency DC-3.5 GHz, Conversion Loss 11 dB, LO Drive - Power 0 dBm. Tags: Surface Mount, Down-Conversion Mixer. More details for CHR3663-QEG can be seen below.