Bipolar logical circuit arrangement for signal regeneration

Amplifiers – With semiconductor amplifying device – Including differential amplifier

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330252, H03F 345

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046349944

ABSTRACT:
A bipolar semiconductor circuit arrangement with transistors of one conduction type having a differential amplifier stage formed by a first and a second transistor with collectors coupled back crosswise to bases thereof and with emitters thereof connected to terminal of a current source having another terminal which is at supply potential, the first and second transistors having a collector circuit wherein a respective resistance is connected includes a pair of control transistors having collector-emitter paths connected between the respective resistances and the collectors of the first and second transistors of the differential amplifier stage, the control transistors having respective base terminals serving as a source of complimentary input signals, and having respective collectors connected to a source of complementary output signals.

REFERENCES:
patent: Re30572 (1981-04-01), Steckler
Proceedings of the IEEE, vol. 65, No. 12, Dec. 1977.
IEEE Journal of Solid-State Circuits, vol. SC-16, No. 6, Dec. 1981.

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