The ADRF6650 from Analog Devices is a RF Mixer with RF Frequency 450 to 2700, LO Frequency 450 to 2700 MHz, IF Frequency 0.45 to 2.9 GHz, Gain (dB) 43 dB, Noise Figure 9.5 to 22.5 dB. Tags: Surface Mount, Down-Conversion Mixer. More details for ADRF6650 can be seen below.