Patent · US Expired

Hold-type latch circuit with increased margin in the feedback timing and a memory device using same for holding parity check error

US5399912A · kind A · utility

9Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 5, 1993
Grant dateMar 21, 1995
Priority date
Expiry dateJan 5, 2013

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K3/037
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A hold-type latch circuit which features an increased operation margin. A feedback circuit feeds the data output logic state of a non-inversion data output terminal of the latch circuit back to a data input terminal thereof, to increase a margin in the setup time ts and holding time th in controlling the data holding capability of the latch circuit, thereby to increase the margin of thereof.

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