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LM8003 Datasheet
3 sirens and machine gun with 2 leds

This chip is a CMOS LSI designed for the applications, such as game box, toys …, and so on. It is easy for you to
design your consumer products using minimum application circuit. The sound can be selected to Fire Engine Siren,
Ambulance Siren, Police Siren and Machine Gun sound mode. Sequence function from S1 to S4 and One shot or
Sequence and Level hold function can be programmed by changing push down different switch.
* 2.0V ~ 5V power supply
* 2 LEDS flash
* Low power consumption
* BB&BZ output directly drive piezo buzzer.
* 3 Sirens and Machine Gun sound
* One shot or Sequence and Level hold function option
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