The CHA4220-QGG is a distributed Driver Amplifier that operates between 0.1 and 20 GHz. It is designed for a wide range of applications, such as electronics warfare, X and Ku Point to Point Radio, and test instrumentation. The circuit is manufactured using a 0.25um gate length power pHEMT process, with via holes through the substrate, air bridges and optical gate lithography. The part is supplied as 5x5 QFN package with input and output RF accesses matched to 50 ohms.
