The ADL5357 from Analog Devices is a RF Mixer with RF Frequency 500 to 1700 MHz, LO Frequency 730 to 1670 MHz, IF Frequency 30 to 450 MHz, Conversion Gain 8.6 dB, Noise Figure 9.1 dB. Tags: Surface Mount, Double Balanced Mixer. More details for ADL5357 can be seen below.