M-984-02 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 er
- 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)