FX633 Description
The FX633 detects the audible tone signals used by most of the world's Tele 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.
FX633 Key Features
- Worldwide Tone patibility
- 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
- 6 1.5.1 Overall Function Description
- 6 1.5.2 Glossary