Published:2009/7/16 3:50:00 Author:Jessie | From:SeekIC
Basic gate uses zener with 5.5.V breakdown to give, high noise immunity for variety of logic circuits, at penalty of relatively high supply voltage. D1 prevents Q1 and Q2 from being on simultaneously, even during severe transients.-Higher-Voltage ICs Crack Noise Barrier, EEE, 14:8, p 40-42.
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