The HMC629ALP4E from Analog Devices is a RF Variable Attenuator with Frequency DC to 10 GHz, Attenuation Range 3 to 45 dB, Attenuation Step 3 dB, Power 25 to 30 dBm (P0.1dB), IIP3 55 dBm. Tags: Surface Mount, Digital. More details for HMC629ALP4E can be seen below.