The ADRF6658 from Analog Devices is a RF Mixer with RF Frequency 690 to 3800 MHZ, LO Frequency 690 to 4100 MHz, IF Frequency 690 MHz to 3.8 GHz, Conversion Gain -5 to 26.5 dB, Gain (dB) 22 dB ( voltage Gain). Tags: Surface Mount, Active Mixer, Down-Conversion Mixer, Image Reject Mixer. More details for ADRF6658 can be seen below.