M-980-02P Datasheet (Clare Inc.) - 3V/5V General Purpose Call Progress Tone Detector

M-980-02P, 3V/5V General Purpose Call Progress Tone Detector

The M-980-02 is an integrated circuit tone detector for general purpose use in automatic following of switched telephone calls.

The circuit uses low-power CMOS techniques to provide the complete filtering and control required for this function.

The basic timing of the M980-02 is designed to permit o

M-980-02P Features

* Covers the 315 to 640 Hz range (common call progress)

* Sensitivity to -38 dBm

* Dynamic range over 38 dB

* 40 ms minimum detect

* 8-pin DIP or 16-pin SOIC

* Single supply CMOS (low power)

* Supply range 2.8 to 5.5 VDC

* Inexpensive 3