Patent · US Expired

SRAM to ROM programming connections to avoid parasitic devices and electrical overstress sensitivity

US5455788A · kind A · utility

7Cited by
4References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 24, 1993
Grant dateOct 3, 1995
Priority date
Expiry dateAug 24, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C17/12
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Programming connections convert a partially fabricated six transistor SRAM cell to a ROM cell while avoiding parasitic devices and electrical overstress sensitivity but providing an active pull-up device for the bit line that is to be driven high.

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