The MACPCT0040 from MACOM is a Directional Coupler with Frequency 5 to 1000 MHz, Coupling 9.90 to 10 dB, Coupling Variation ± 0.4 to 0.6 dB, Directivity 13 to 22 dB, Insertion Loss 1.1 to 1.7 dB. Tags: Surface Mount. More details for MACPCT0040 can be seen below.