The MA4EXP190H1-1277T from MACOM is a RF Mixer with RF Frequency 1.7 to 2.2 GHz, LO Frequency 1.7 to 2.2 GHz, IF Frequency DC to 500 MHz, Conversion Loss 8.3 to 9.5 dB, LO Drive - Power 17 to 19 dBm. Tags: Surface Mount, Double Balanced Mixer. More details for MA4EXP190H1-1277T can be seen below.