majority voting between triple redundant integrated circuits is used in order to provide an seu hardened output signal . accordingly , an input signal is processed in a predetermined manner to provide a first signal , the input signal is processed in the same manner to provide a second signal , and the input signal is also processed in the same manner to provide a third signal . a majority vote is taken between the first , second , and third signals by an seu immune majority voter circuit , and an output signal is provided corresponding to the majority vote .