Reset monitor for detection of power failure and external reset

Details Reset monitor for detection of power failure and external reset Reset monitor for detection of power failure and external reset

1990-09-28

1994-10-25

Westin, Edward P.

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

3072964, 3072965, 307592, H03K 301, H03K 500

Patent

active

053592336

ABSTRACT:
Reset monitor for detection of power failure and external reset for devices such as microprocessors with the reset monitor providing a single settling time hold down of a reset signal. Preferred embodiments include bandgap reference with high current side compensating resistor, bond out options for analog parameter selection, glitch free state machine control of both detections, and external pushbutton debouncing both depression and release.

REFERENCES:
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patent: 4245150 (1981-02-01), Driscoll et al.
patent: 4375601 (1983-03-01), Van Vliet
patent: 4434403 (1984-02-01), Chang
patent: 4473759 (1984-04-01), Mahabadi
patent: 4788462 (1988-11-01), Vesce et al.
patent: 4882506 (1989-11-01), Johansson et al.
patent: 4900950 (1990-02-01), Dubujet
patent: 4902910 (1990-02-01), Hsieh
patent: 4996453 (1991-02-01), Zanders et al.
patent: 5164613 (1992-11-01), Mumper et al.

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