The HMC681ALP5E from Analog Devices is a RF Amplifier with Frequency DC to 1 GHz, Gain 30 to 45 dB, Noise Figure 2.7 to 2.8 dB, Output Power 19 to 20 dBm, Output Power 0.079 to 0.1 W. Tags: Surface Mount, Digital Variable Gain Amplifier. More details for HMC681ALP5E can be seen below.