The ADRF6603 from Analog Devices is a RF Mixer with RF Frequency 1100 to 3200 MHz, LO Frequency 2100 to 2600 MHz, IF Frequency 0 to 500 MHz, Conversion Gain 6.9 dB, Noise Figure 14.2 dB. Tags: Surface Mount. More details for ADRF6603 can be seen below.