MC34118 speakerphone equivalent, voice switched speakerphone.
of a featurephone.
* Improved Attenuator Gain Range: 52 dB Between Transmit and Receive
* Low Voltage Operation for Line--Powered Applications (3.0 -- 6.5 V)
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(3.0 -- 6.5 V)
* 4--Point Signal Sensing for Improved Sensitivity
* Background Noise Monitors for Both Transmit .
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