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M-984-02S - Special Information Tone Detector

General Description

The M-984-02 Special Information Tone Detector is a monolithic integrated circuit designed to provide reliable detection of many common telephone network status signals.

Key Features

  • Detects single-frequency tones used for error indication and call progress in telephone systems.
  • Provides detection windows for: 400/425 Hz (Call Progress) 950 Hz (Special and error indication) 1400 Hz (Special and error indication) 1800 Hz (Special and error indication).
  • Separate tri-state outputs for each tone window.
  • Inexpensive 3.58 MHz crystal time base.
  • Auxiliary 3.58 MHz clock output.
  • 14-pin DIP package and 16-pin SOIC package.

📥 Download Datasheet

Datasheet Details

Part number M-984-02S
Manufacturer Clare Inc.
File Size 179.55 KB
Description Special Information Tone Detector
Datasheet download datasheet M-984-02S Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
M-984-02 Special Information Tone Detector Features • Detects single-frequency tones used for error indication and call progress in telephone systems • Provides detection windows for: 400/425 Hz (Call Progress) 950 Hz (Special and error indication) 1400 Hz (Special and error indication) 1800 Hz (Special and error indication) • Separate tri-state outputs for each tone window • Inexpensive 3.58 MHz crystal time base • Auxiliary 3.