The BGA7210 from NXP Semiconductors is a RF Amplifier with Frequency 700 MHz to 3.8 GHz, Power Gain 28 to 33 dB, Gain Flatness ± 1 dB, Noise Figure 7 to 30.5 dB, Output Power 16 to 23 dBm. Tags: Surface Mount, Variable Gain Amplifier. More details for BGA7210 can be seen below.