Power-up detector for low power systems

Details Power-up detector for low power systems Power-up detector for low power systems

Filed on

1996-07-26

Date issued

1998-07-14

Examiner

Tran, Toan

Patent Class

Miscellaneous active electrical nonlinear devices, circuits, and

SubClass

Signal converting, shaping, or generating

SubSubClass

Synchronizing

Other Related Categories

327198, H03L 700

Type

Patent

Status

active

Patent number

057810516

Description

ABSTRACT:
A power-up reset detector circuit is described which uses the threshold voltages of NMOS and PMOS transistors to detect the power-up of integrated circuits, and uses a current mirror to track power supply and process variations.

REFERENCES:
patent: 4697097 (1987-09-01), Rusznyak
patent: 5187389 (1993-02-01), Hall et al.
patent: 5442312 (1995-08-01), Walter
patent: 5528182 (1996-06-01), Yokosawa
patent: 5528184 (1996-06-01), Gola et al.

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