Part number:
MC34118
Manufacturer:
Unisonic Technologies
File Size:
370.05 KB
Description:
Voice switched speaker-phone circuit.
MC34118_UnisonicTechnologies.pdf
Datasheet Details
Part number:
MC34118
Manufacturer:
Unisonic Technologies
File Size:
370.05 KB
Description:
Voice switched speaker-phone circuit.
MC34118, VOICE SWITCHED SPEAKER-PHONE CIRCUIT
As a voice switched speaker-phone integrated circuit, the UTC MC34118 includes the necessary amplifiers, attenuators, level detectors and control algorithm.
To form the UTC MC34118’s internal circuit, there is an internal microphone amplifier with adjustable gain and mute control, internal transmit
MC34118 Features
* Attenuator gain range: 52dB (between Transmit and Receive)
* For line-powered applications : 3~6.5V low voltage operation
* For improved sensitivity :4-point signal sensing
* For Transmit and Receive paths: background noise monitors
* External resistors set microphone amplifier
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