The AVT-53663 from Broadcom is a RF Amplifier with Frequency 6 GHz, Gain 19.5 dB, Noise Figure 2.9 to 3.2 dB, Output Power 15.1 to 16 dBm, Output Power 0.03 to 0.04 W. Tags: Surface Mount, Gain Block, Power Amplifier. More details for AVT-53663 can be seen below.