Semiconductor memory and method for substituting a redundancy me

Details Semiconductor memory and method for substituting a redundancy me Semiconductor memory and method for substituting a redundancy me

1996-09-18

1997-11-04

Nelms, David C.

Static information storage and retrieval

Floating gate

Particular connection

36518529, G11C 1604

Patent

active

056847408

ABSTRACT:
In a flash memory, each of substitution information circuits associated to a redundant memory cell array has an erase circuit for erasing the substitution information stored in memory cells in the substitution information circuit when the defectiveness of the corresponding memory cell in a main memory cell array is dissolved.

REFERENCES:
patent: 4392211 (1983-07-01), Nakano et al.
patent: 5410511 (1995-04-01), Michiyama
patent: 5586075 (1996-12-01), Miwa
patent: 5619454 (1997-04-01), Lee

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