SC9200

HANGZHOU SILAN MICROELECTRONICS CO.,LTD

REV:2.0

2004.08.03

Http: www.silan.com.cn

Page 1 of 10

DTMF GENERATOR WITH MICRO-PROCESSOR INTERFACE

DIP-8

DIP-14

SOP-8

SOP-14

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

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

* Communication system, etc.

ORDERING INFORMATION

Part No.

Package

SC9200A

DIP-8-300-2.54

SC9200B

DIP-14-300-2.54

SC9200AS

SOP-8-225-1.27

SC9200BS

SOP-14-225-1.27

BLOCK DIAGRAM