Method and apparatus for adjusting the input common mode voltage

Details Method and apparatus for adjusting the input common mode voltage Method and apparatus for adjusting the input common mode voltage

1997-10-20

2000-07-18

Pascal, Robert

Amplifiers

With semiconductor amplifying device

Including differential amplifier

330 9, 330297, H03F 345, H03F 102, H03F 304

Patent

active

060913002

ABSTRACT:
A method and apparatus for adjusting the output common-mode of a differential amplifier is disclosed. This is accomplished by reducing the supply voltage to the differential amplifier during the auto-zero mode and returning the supply voltage to the original level during the amplification mode.

REFERENCES:
patent: 4105942 (1978-08-01), Henry
patent: 5047727 (1991-09-01), Theus
patent: 5124663 (1992-06-01), McEntarfer et al.
patent: 5805019 (1998-09-01), Shin

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