Description
CML Microcircuits COMMUNICATION SEMICONDUCTORS D/683/2 May 2006 .
The CMX683 is a general purpose Call Progress tone detector for use in monitoring the progress of calls in Public Switched Telephone System (PSTN) app.
Features
* Detects Single and Dual Call Progress Tones
* Worldwide Call Progress Tone Compatibility
* "Voice" Detect Outputs (Fast and Slow)
* Wide Dynamic Range with Low Falsing
* Low Power Operation: 600µA at 3.0V typ.
* 3.58MHz Xtal/Clock Oscillator
CMX683
Applications
* Worldwide Payphone Systems
* Telephone Redialling Systems
* Dialling Modems
* Banking and Billing Systems
* Telecom Test Equipment
