Operational amplifier having dummy isolation stage

Details Operational amplifier having dummy isolation stage Operational amplifier having dummy isolation stage

1996-02-28

1997-06-03

Mullins, James B.

Amplifiers

With semiconductor amplifying device

Including differential amplifier

330261, H03F 345

Patent

active

056358733

ABSTRACT:
An integrated circuit terminator for a SCSI bus with resistors made of laser-blowable fuses in an array and a reference voltage source made with a bandgap generator and a two stage amplifier including a dummy isolation stage for providing symmetrical mismatch currents.

REFERENCES:
patent: 3546481 (1970-12-01), Talley
patent: 4225878 (1980-09-01), Dobkin
patent: 4379267 (1983-04-01), Young
patent: 4484148 (1984-11-01), Wieser et al.
patent: 4661779 (1987-04-01), Okamoto
patent: 4667164 (1987-05-01), Doluca
patent: 5029284 (1991-07-01), Feldbaumer et al.
patent: 5099148 (1992-03-01), McClure et al.

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