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D34018


Category:

Telephone Circuit

Description

The single-piece telephone talking circuit incorporates required amplifiers, attenuators, and several control functions, including transmit and receive attenuators, a background noise level detection system, and a attenuator control system that responds to transmit and receive electrical levels better than background noise. A high quality hands-free handle-type loudspeaker telephone system can be made with a peripheral blocking container.

Operating voltage range

6V ~ 11V

Accept attenuator gain

40dB ~ 48dB

Transmit attenuator gain

40dB ~ 48dB

Power amplifier gain

33dB ~ 35dB

MIC amplifier gain

32.5dB ~ 35dB

Packaging form

SOP28

Product manual

Product Consultation

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