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US 6,603,699 B2Granted
Configuration for fuse initialization
AssigneeInfineon Technologies AG
InventorsHelmut Fischer, Thilo Schaffroth
Life of this patent
Estimating the term…
Abstract
The invention relates to a configuration for fuse initialization, in which the fuse initialization signals bFPUP, FPUN are carried on a total of two lines to the individual fuse banks, and are sent back with a time delay.
Claims8
A configuration for fuse initialization, comprising:
- a plurality of latches;
- a plurality of fuse banks, each one of said plurality of said fuse banks having a plurality of fuses storing redundant information, each one of said plurality of said fuses associated with a respective one of said plurality of said latches;
- a generator device for generating a plurality of initialization signals which are used for reading said plurality of said fuses, said plurality of initialization signals including a first initialization signal and a second initialization signal;
- a plurality of first lines and a plurality of second lines;
- and
- a memory cell array having four quadrants, each one of said quadrants having edges that are adjacent to others of said quadrants;
- each one of said plurality of said fuse banks located along a respective one of said edges of one of said quadrants;
- each one of said plurality of said fuse banks serially receiving the first initialization signal from a respective one of said first lines and the second initialization signal from a respective one of said second lines;
- said respective one of said first lines and said respective one of said second lines being different lines;
- and
- said respective one of said first lines and said respective one of said second lines each having a beginning and an end at which ones of the plurality of the initialization signals are delayed.
8 more elements
Dependencies are inferred from the claim text.