The CHA3514-99F from United Monolithic Semiconductors is a RF Amplifier with Frequency 6 to 18 GHz, Small Signal Gain 11 to 13 dB pk-pk, Noise Figure 7 dB, Output Power 18 to 19 dBm, Output Power 0.06 to 0.08 W. Tags: Surface Mount, Digital Variable Gain Amplifier. More details for CHA3514-99F can be seen below.