TBA673 - Philips

TBA673 RING (DE)MODULATOR

TBA673 II II RING (DE)MODULATOR FOR TELEPHONY AND INDUSTRIAL EQUIPMENT The TBA673 is a monolithic integrated circuit comprising a 4-transistor modulator and demodulator circuit. The four transistors must be as identical as possible; the lay-out has been designed to achieve this and the best possible tracking of the transistor parameters with tempera ture. .

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