Rato RT0100 The RT0100 is CMOS Design for single tone alarm sound application Pin Diagram Features Low Operating Voltage 2V~5V CMOS process On-Chip RC oscillator Low stand by current OSC2 OSC1 INI GND 8 7 6 1 2 3 4 5 NC VCC BZ2 BZ1 RT0100 Pin Description Symbol OSC2 OSC1 INI GND BZ1 BZ2 VCC NC Description Oscillator pin Oscillator pin An internal pull-up resistor. Might disable BZ1, BZ2 when connected to GND. I/O I O 3 I 4 5 6 7 8 Ground Audio output Audio output Power No Connecting Electrical Characteristics Parameter Operating Voltage Stand-By Current Operating Current BZ1, BZ2 Driving Current Operating Frequency Pin 1 2 Symbol Vcc Isb Iop Ioh Iol Fop Min. 2.0 1.0 1.0 O O Vcc=3V , Temp.=25 Max. Unit Typ. 3.0 5.0 V 30 50 uA 300 500 uA mA mA 128 KHz Absolute Maximum Ratings Symbol Vcc Vi Vo Tst Ttp Parameter Supply Voltage Input Voltage Output Voltage Storage Temperature Operating Temperature Rating -0.3 ~ 6 -0.3 ~ Vcc +0.3 -0.3 ~ Vcc +0.3 -40 ~125 0 ~ 65 Unit V V V Single Tone SIREN/ALARM Sound Generator 2000.04.11 1