M-984-02
M-984-02 is Special Information Tone Detector manufactured by Clare.
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 3.58 MHz clock output
- 14-pin DIP package and 16-pin SOIC package
- Single supply 3 to 5 volt (low power CMOS)
- Wide dynamic range (30 dBm) Applications
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- - Automatic dialers Modems Tele test equipment Telephone traffic measurement, Service evaluation...
