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NJW1124 - Voice Switched Speakerphone circuit

Description

The NJW1124 is a Voice Switched Speakerphone Circuit.

speakerphone system, such as the necessary amplifiers ( Microphone , Receive ,Line), attenuators, level detectors functions.

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.
  • Volume control range.
  • 4-point signal sensing.
  • Microphone and Receive Amplifiers pinned out for flexibility.
  • Package Outline 2.9 to 4.5V 52dB 40dB SSOP32 !.

📥 Download Datasheet

Datasheet preview – NJW1124

Datasheet Details

Part number NJW1124
Manufacturer New Japan Radio
File Size 472.61 KB
Description Voice Switched Speakerphone circuit
Datasheet download datasheet NJW1124 Datasheet
Additional preview pages of the NJW1124 datasheet.

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Full PDF Text Transcription

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NJW1124 Voice Switched Speakerphone circuit ! GENERAL DESCRIPTION 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 small so that ceramic capacitors are applied.
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