SC9106

Silicore TONE RINGER GENERAL DESCRIP TION The SC9106 is a bipolar integrated circuit designed for teleph on e bell replace ment. SC9106 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 HYSTERESIS ¨ £ PIN CONNECTION 1 2 8 OUT 7 T HF SC9106 3 4 © 6 T HF TLF 5 GND 5 2 SHAOXING SILICORE TECHNOLOGY CO.,LTD www. Silicore. com. cn 1/5 CHMC Silicore MAXIMUM RATINGS Characteristics Supply Voltage Power Diss ipation Operating Te mperature Storage Temp erature Symbol Vcc PD Topr Tstg SC9106 Value 30 400 -45~70 -65~150 Unit V mW °C °C ELECTRICAL CHARACTERISTIVCS (Ta=25 ° C) (All voltage referenced to GND unless otherwise specified) Characteristic Operating Supply Vo ltage Initiation Supply Vo ltage *1 Initiation Supply Current *1 Sustaining Vo ltage *2 Sustaining Current *2 Output Vo ltage High Output Vo ltage Low I I N (Pin 3) I I N (Pin7) High Frequency 1 High Frequency 2 Low Frequency Test condition See Fig.2 6.8k-Pin 2 to GND See Fig.2 No load Vcc=Vsus, see Fig.2 Vcc=2...