The HMC1048ALC3B is a general purpose double balanced mixer that can be used as a downconverter with DC to 4 GHz at the IF port and 2 to 18 GHz at the RF port. This mixer requires no external components or matching circuitry. The HMC1048ALC3B provides excellent LO/RF, LO/IF and RF/IF isolation. The mixer operates with LO drive levels from +9 dBm to +17 dBm. The HMC1048ALC3B eliminates the need for wire bonding and allows the use of surface mount manufacturing techniques.