Amplifiers with inductive degeneration and configurable gain and input matching

作者: Ahmed A. Youssef , Li-Chung Chang , Ehab A. Abdel Ghany , Sherif Abdelhalem

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摘要: Amplifiers with inductive degeneration and configurable gain input matching are disclosed. In an exemplary design, apparatus includes a transistor, inductor, circuit for amplifier. The transistor has variable determined based on its bias current. inductor is coupled between the ground. selectively to of transistor. For example, may be in low-gain mode decoupled from high-gain mode. resistor, capacitor, second series. resistor used couples or decouples