The M4A from MACOM is a RF Mixer with RF Frequency 10 MHz to 1.5 GHz, LO Frequency 10 MHz to 1.5 GHz, IF Frequency DC to 1 GHz, Conversion Loss 6 to 10 dB, LO Drive - Power 7 dBm. Tags: Flatpack, Double Balanced Mixer. More details for M4A can be seen below.