CT-HOLLON COMPANY SINGLE TONE SIREN/ALARM SOUND GENERATOR eV0100 http://www.ct-hollon.com Tel:0755-8290 8963 Fax:0755-8294 1332 The eV0100 is a CMOS design for single tone alarm sound application. FEATURES: 1. 2. 3. 4. 5. 6. 7. Auto Power down function. Low Operating Voltage:2V-5V. CMOS process. On-chip RC oscillator. Low stand-by current. Compatible RT0100. Have 8DIP , 8SN package. PIN DIAGARM PIN OUT AND DESCRIPTION Symbol Description PIN I/P,O/P OSC2 Oscillator pin 1 I/P OSC1 Oscillator pin 2 O/P INI An internal pull-up resistor. Might disabled BZ1,BZ2 when connected to GND. 3 I/P GND Ground 4 BZ1 Audio output 5 O/P BZ2 Audio output 6 O/P VCC Power 7 NC No connecting 8 1/2 2004-4-5 CT-HOLLON COMPANY SINGLE TONE SIREN/ALARM SOUND GENERATOR eV0100 http://www.ct-hollon.com Tel:0755-8290 8963 Fax:0755-8294 1332 ELECTRONICAL CHARACTERISTICS VCC=3V, Parameter Temp=25℃ Symbol Min. Typ. Max. Unit Operating Voltage VCC 2.0 3.0 5.0 V Stand-by Current Isb 30 50 μA Operating Current Iop 300 500 μA BZ1,BZ2 Driving current Ioh 1.0 mA Iol 1.0 mA Operating Frequency Fop ABSOLUTE MAXIMUM Symbol VCC 128 KHz RATINGS Parameter Supply Voltage Rating Unit -0.3～6 V Vi Input Voltage -0.3～VCC+0.3 V Vo Output Voltage -0.3～VCC+0.3 V Tst Storage Temperature -40～125 ℃ Ttp Operating Temperature 0～65 ℃ APPLICATION CIRCUIT 2/2 2004-4-5