BL5980 asic equivalent, low voltage photoelectric smoke detector asic.
Low Quiescent Current Consumption Two AA Battery Operation Internal Power On Reset Local Alarm Memory Internal Low Battery detector Interconnect up to 40 Detectors 9 minu.
The BL5980 is a low power, low voltage photoelectric type smoke detector IC. With minimal external components, this circuit will provide all the required features for a photoelectric-type smoke detector. A check for a low battery condition is perform.
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