Patent · US Expired

Memory device

US4445204A · kind A · utility

118Cited by
2References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 5, 1981
Grant dateApr 24, 1984
Priority date
Expiry dateOct 5, 2001

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F13/4243
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A memory device provided with an improved control circuit for enabling effective interface with a CPU. The device comprises a memory circuit, a first terminal for receiving a strobe signal for placing the memory circuit in an accessed state, a second terminal for receiving a chain of clock signals, digital counter for counting the clock signals in response to the strobe signal having a plurality of different value of count, output terminals, a circuit for selectively deriving a count signal from one of the count output terminal according to a programmed state, and a ready signal generating circuit for generating a ready signal for indicating the completion of the access operation of the memory circuit in response to the count signal.

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