Patent · US Expired

Initial reset signal generator and low voltage detector

US4013902A · kind A · utility

37Cited by
9References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 6, 1975
Grant dateMar 22, 1977
Priority date
Expiry dateAug 6, 1995

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K21/38
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A circuit for generating an initial reset signal for a custom design CMOS digital system and for providing a diagnostic low voltage detect signal when the power supply voltage drops below a predetermined level. The circuit is fabricated with CMOS technology in conjunction with two external resistors and a diode.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.