Datasheet Summary
Silicore
TONE RINGER
GENERAL DESCRIP TION The SC9106 is a bipolar integrated circuit designed for teleph on e bell replace ment.
Outline Dra wing
FUNCTIONS z z z Two oscillators Output amp lifier Power supply control circuit
Features z z z z z z z z z Designed for telephone bell replacement. Low current drain. Small size 'MINIDIP' p ackag e. Adjustable 2-frequency tone. Adjustable warbling rate. Built-in hysteresis prev ents false triggering and rotary dial 'CHIR PS'. Extension tone ringer modules. Alarms or other alerting devices. Adjustable for reduced supply initiation cu rrent. DIP-8
BLOCK DIAGROM
4 7 HIGH OSC 6 Vcc 3 LOW OSC AMP 8 OUT INTR TLF 1 POWER SUPPLY £ WITH...