Datasheet Summary
SC9200
DTMF GENERATOR WITH MICRO-PROCESSOR INTERFACE
DESCRIPTION
The SC9200 tone generators are designed for µC interfaces. They can be instructed by a µC to generate 16 dual tones and 8 single tones from the DTMF pin. The SC9200A/AS provides a serial mode whereas the SC9200B/BS contains a selectable serial/parallel mode interface for various applications
DIP-8
SOP-8
Features
- Operating voltage: 2.0V~5.5V
- Serial mode for the SC9200A/AS
- Serial/parallel mode for the SC9200B/BS
- Low standby current
- Low total harmonic distortion
- 3.58MHz crystal or ceramic resonator
APPLICATIONS
- Security systems
- Home automation
- Remote control through telephone lines
- munication system,...