The HMC654LP2E from Analog Devices is a Fixed Attenuator with Frequency DC to 25 GHz, Attenuation 4 dB, Power 0.31 W, 24.91 dBm, Attenuation Accuracy ±0.5 dB, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount. More details for HMC654LP2E can be seen below.