The ADL5355 from Analog Devices is a RF Mixer with RF Frequency 1200 to 2500 MHz, LO Frequency 1230 to 2470 MHz, IF Frequency 30 to 450 MHz, Conversion Gain 8.4 dB, Noise Figure 9.2 dB. Tags: Surface Mount, Double Balanced Mixer. More details for ADL5355 can be seen below.