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A Compact Size Wideband RF-VGA Based on Second Generation Controlled Current Conveyors
- J. del Pino,
- Sunil L. Khemchandani,
- D. Galante-Sempere and
- C. Luján-Martínez
This paper presents a methodology to design a wideband radio frequency variable gain amplifier (RF-VGA) in a low-cost SiGe BiCMOS 0.35 μm process. The circuit uses two Class A amplifiers based on second-generation controlled current conveyors (CCC...