The MM5021 from Miller MMIC is a RF Variable Attenuator with Frequency DC to 40 GHz, Attenuation Range 0.5 to 31.5 dB, Attenuation Accuracy ±0.6 to ±1.5 dB, P1dB 24 dBm, Insertion Loss 5 to 6.5 dB. Tags: Die, Digital. More details for MM5021 can be seen below.