The ADL5243 from Analog Devices is a RF Amplifier with Frequency 100 MHz to 4 GHz, Gain 14.2 to 19.2 dB, Noise Figure 2.9 to 3.7 dB, Output Power 19.8 to 26 dBm, Output Power 0.095 to 0.39 W. Tags: Surface Mount, Driver Amplifier, Digital Variable Gain Amplifier, Gain Block. More details for ADL5243 can be seen below.