The BGA855N6 from Infineon Technologies is a RF Amplifier with Frequency 1.164 to 1.3 GHz, Power Gain 16.6 to 18.6 dB, Noise Figure 0.6 to 1.1 dB, IP3 1 dBm, IP3 0.001 W. Tags: Surface Mount, Low Noise Amplifier. More details for BGA855N6 can be seen below.