Amplifiers – With semiconductor amplifying device – Including differential amplifier
Patent
1990-05-16
1992-02-18
Mullins, James B.
Amplifiers
With semiconductor amplifying device
Including differential amplifier
307300, 307475, 330257, 330300, H03F 345
Patent
active
050897896
ABSTRACT:
A differential amplifier includes first and second amplifying circuits for providing a differential output. Circuitry is provided to prevent forward-biasing of the transistors of the differential amplifiers.
REFERENCES:
patent: 3399357 (1968-08-01), Weilerstein
patent: 3527961 (1970-09-01), Palini
patent: 4405900 (1983-09-01), Van de Plassche
patent: 4583203 (1986-04-01), Monk
patent: 4779016 (1988-10-01), Sugiyama et al.
patent: 4904952 (1990-02-01), Tanimoto
Chang et al., "High Speed Comparator Circuit", IBM Technical Disclosure Buletin, vol. 27, No. 4A, Sep. 1984, pp. 1858-1859.
Hong et al., "Nonsaturating Logic Circuit", IBM Technical Disclosure Bulletin, vol. 14, No. 5, Oct. 1971, p. 1592.
Donaldson Richard L.
Hiller William E.
Kesterson James C.
Mullins James B.
Texas Instruments Incorporated
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