Unit circuit based on adjustable homojunction field effect device and multifunctional logic circuit

Abstract

The invention discloses a unit circuit based on an adjustable homojunction field effect device and a multifunctional logic circuit. According to the corresponding design scheme, the method comprises the four steps that the structure of the adjustable homojunction device is built, multifunctional electrical operation of the adjustable homojunction device is achieved, a basic logic unit circuit is designed, and a cascade unit logic circuit achieves the complex logic function. According to the invention,an adjustable homojunction device is designedbased on a bipolar field effect characteristic material, the polarity of the source-drain voltage is introduced into the device to serve as an additional control signal, the three reconfigurable logic units are further cascaded, the multifunctionallogic circuit capable of executing the logic functions of the full adder and the subtractor is designed, and the logic unit circuit designed by the invention has the capability of executing the reconfigurable logic functions. The logic circuit constructed by utilizing the cascade unit circuit not only can execute logic functions such as a full adder and a subtractor at the same time, but also greatly reduces required transistor resources and occupied area compared with a traditional CMOS technology.

Description

technical field [0001] The invention relates to the field of semiconductor materials and devices, in particular to a unit circuit based on an adjustable homojunction field effect device, and a multifunctional logic circuit, an adder and a subtractor logic circuit obtained on the basis of the unit circuit. Background technique [0002] With the rise of new electronic application industries such as artificial intelligence, Internet of Things, and implantable medical care, multifunctional logic circuits with emerging requirements such as low power consumption, flexibility, and biocompatibility have gradually become a research hotspot. Traditional silicon-based logic circuits are difficult to meet such diverse application requirements. On the one hand, silicon-based devices have a single function, and building a multi-functional logic circuit requires a large amount of transistor resources, which will increase the power consumption of the circuit; on the other hand, silicon-based...

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Problems solved by technology

[0003] Purpose of the invention: In order to overcome the deficiencies of the prior art, the present invention provides a unit circuit based on an adjustable homojunction field effect device, which solves the problem of many transistors required by a multifunctional logic circuit and waste of resources

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