Redundancy fuse read circuit

Details Redundancy fuse read circuit Redundancy fuse read circuit

1998-11-23

2000-07-11

Lam, Tuan T.

Miscellaneous active electrical nonlinear devices, circuits, and

Specific identifiable device, circuit, or system

Redundant

327143, H03K 19003

Patent

active

060878908

ABSTRACT:
A redundancy fuse read circuit includes an external source voltage detector for detecting a voltage level of an external source voltage and generating a HIGH enable detection signal, a fuse information storage unit for generating fuse information by capacitive coupling in accordance with the HIGH enable detection signal and for sensing the fuse information, and a comparator for comparing an output signal of the fuse information storage unit and one of an internal and external address signals.

REFERENCES:
patent: 5177375 (1993-01-01), Ogawa et al.
patent: 5300840 (1994-04-01), Drouot
patent: 5619469 (1997-04-01), Joo
patent: 5703510 (1997-12-01), Iketani et al.
patent: 5825698 (1998-10-01), Kim et al.

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