NJW1124 Datasheet (NJR Corporation) - Voice Switched Speakerphone circuit

NJW1124, Voice Switched Speakerphone circuit

The NJW1124 is a Voice Switched Speakerphone Circuit.

NJW1124 includes all of functions processing a high quality hands *free speakerphone system, such as the necessary amplifiers ( Microphone , Receive ,Line), attenuators, level detectors functions.

All external capacitors are sufficient sma

NJW1124 Features

* Operating voltage range

* Force to Receive, Transmit, or Idle modes

* Mode

* watching monitor

* Attenuator gain range between Transmit and Receive

* Microphone amplifier with mute function

* Background noise monitor for each path

* Vol