The IQ2040NF4 from Eclipse MDI is a RF Mixer with RF Frequency 2 to 4 GHz, LO Frequency 2 to 4 GHz, IF Frequency DC to 0.5 GHz, Image Rejection 19 to 28 dB, Conversion Loss 5.5 to 7 dB. Tags: Drop-In, I/Q Mixer, Image Reject Mixer. More details for IQ2040NF4 can be seen below.