The MGA-87563 from Broadcom is a RF Amplifier with Frequency 500 MHz to 4 GHz, Gain 12.5 dB, Noise Figure 1.6 to 2 dB, Output Power -2.6 to -1.8 dBm, Output Power 0.0005 to 0.0006 W. Tags: Surface Mount, Gain Block, Low Noise Amplifier. More details for MGA-87563 can be seen below.