The HMC570LC5 from Analog Devices is a Down Converter with RF Frequency 17 to 21 GHz, IF Frequency 0 to 3.5 GHz, Conversion Gain 10 dB, Image Rejection 18 dB, P1dB -5 to -10 dBm. Tags: Surface Mount, I/Q Downconverter. More details for HMC570LC5 can be seen below.