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THE NEW SUPER-HIGH-SPEED DIGITAL CIRCUIT BASED ON LINEAR AND-OR GATES |
Wang Shoujue①; Wu Xunwei②; Shi Ying①; Jin Ou② |
①Institute of Semiconductors, Academia Sinica Beijing 100083;②Department of Electronic Engineering,Hangzhou University, Hangzhou 310028 |
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Abstract The paper reveals the relation between linear AND-OR gate and the Emitter Function Logic (EFL). With theoretic calculation and PSPICE simulation, the paper proves that the linear AND-OR gates can work at super-high-speed and can be multi-cascaded. On the basis of analyzing the high-speed switch units which coordinate with linear AND-OR gates, two kinds of Emitter Coupled Logic (ECL) circuits are designed. The paper also discusses the design principle of super-high-speed digital circuits and some examples of combinational and sequential circuits using linear AND-OR gate are given.
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Received: 06 November 1993
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