The CHA2069-QDG from United Monolithic Semiconductors is a RF Amplifier with Frequency 18 to 31 GHz, Gain 16.5 to 20 dB, Gain Flatness ±2 to 2.5 dB, Noise Figure 3 to 4.5 dB, P1dB 0.007 to 0.022 W. Tags: Surface Mount, Low Noise Amplifier. More details for CHA2069-QDG can be seen below.