Brief Description

The FX633 detects the audible tone signals used by most of the worlds Telecom Systems to indicate Dial, Ringing, Busy and other conditions found when placing a call. Detection of these call progress stages is essential to the proper operation of automatic calling products.

Features

• Worldwide Tone Compatibility

• Single and Dual Tones Detected

• Special US Busy-Detect Output

• Special Voice-Detect Output

• Wide Dynamic Signal Range

• Low Voltage Operation

• Standard 8-Pin DIP Package

• Standard 3.58MHz Xtal