The BGA7204 from NXP Semiconductors is a RF Amplifier with Frequency 400 MHz to 2.75 GHz, Power Gain 16.5 to 30.5 dB, Gain Flatness ± 0.4 dB, Noise Figure 6.5 to 7 dB, Output Power 21 dBm. Tags: Surface Mount, Variable Gain Amplifier. More details for BGA7204 can be seen below.