Fuse element reading circuit

A fuse element reading circuit including a first fuse element having a resistance which differs in accordance with whether the first fuse element is in a blown state or an unblown state, a reference voltage output circuit unit that outputs a reference voltage that differs in accordance with a normal...

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Bibliographic Details
Main Authors TAKASE RIKIO, SUEDA MASAHIRO
Format Patent
LanguageEnglish
Published 06.12.2011
Subjects
INFORMATION STORAGE
PHYSICS
STATIC STORES
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Summary:A fuse element reading circuit including a first fuse element having a resistance which differs in accordance with whether the first fuse element is in a blown state or an unblown state, a reference voltage output circuit unit that outputs a reference voltage that differs in accordance with a normal mode or a test mode, and a voltage comparison circuit unit that compares a read voltage corresponding to the resistance of the first fuse element with the reference voltage output from the reference voltage output circuit unit.
Bibliography:Application Number: US20090501877