Datasheet Summary
EX'!IR
Tone Ringer
GENERAL DESCRIPTION
The XR-TB205 Tone Ringer is primarily intended as a replacement for the mechanical telephone bell. The device can be powered directly from telephone AC ringing voltage or from a separate DC supply. An adjustable trigger level is provided with an external resistor.
The XR-TB205 is designed for nominal 15 volt operation and is available in an 8 pin D IL package.
FUNCTIONAL BLOCK DIAGRAM
- Features
Low Supply Current Operates Directly From Telephone Line Provides Single or Dual Tone Frequencies to Simulate
Mechanical Bell Operates from 15 to 30 Volts Pin-to-Pin patible with MITEL ML8205
APPLICATIONS
Electronic Telephones Alarm or Other...