Variable threshold voltage adjustment circuit for semiconductor

Static information storage and retrieval – Floating gate – Particular biasing

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36518503, G11C 1134

Patent

active

057544743

ABSTRACT:
A variable threshold voltage adjustment circuit for a semiconductor device includes a transistor for supplying a first voltage in response to a first data signal, a program unit for outputting a multi-stage voltage in response to the first data signal and a second data signal, and a nonvolatile memory device connected to the transistor and having a logic threshold voltage corresponding to the multi-stage voltage of the program unity.

REFERENCES:
patent: 5394362 (1995-02-01), Banks
patent: 5424978 (1995-06-01), Wada
patent: 5521865 (1996-05-01), Ohuchi
patent: 5539690 (1996-07-01), Talreja

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