Low voltage comparator

Details Low voltage comparator Low voltage comparator

2007-06-26

2007-06-26

Wells, Kenneth B. (Department: 2816)

Miscellaneous active electrical nonlinear devices, circuits, and

Specific signal discriminating without subsequent control

By amplitude

C327S067000

Reexamination Certificate

active

11220202

ABSTRACT:
An integrated circuit comparator comprises a differential amplifier, a source follower circuit coupled to a gate terminal of a first transistor in the differential amplifier, and an output circuit. One or more source follower circuits may be utilized in connection with the differential amplifier, and one or more source follower circuits may be utilized in connection with the output circuit.

REFERENCES:
patent: 4461964 (1984-07-01), Shiotari
patent: 5600275 (1997-02-01), Garavan
patent: 5903175 (1999-05-01), Miyashita
patent: 5909127 (1999-06-01), Pearson et al.
patent: 6512400 (2003-01-01), Forbes
patent: 6970021 (2005-11-01), Forbes
LMC7221—Tiny CMOS Comparator with Rail-to-Rail Input and Open Drain Output, Sep. 1998.

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