The ADA4961 from Analog Devices is a RF Amplifier with Frequency 1.8 to 3.2 GHz, Gain 15 dB, Power Gain 18 dB, Noise Figure 5.5 to 6.3 dB, Output Power 14.5 to 21.1 dBm. Tags: Surface Mount, Differential Amplifier, Driver Amplifier, Digital Variable Gain Amplifier. More details for ADA4961 can be seen below.