The BA45F5220 is a smoke detector dedicated MCU with a fully integrated smoke detector AFE, a dual channel IR LED constant current driving circuit. It is suitable for streamlined smoke detection products.
The AFE contains filtering and amplifying circuits which are required by the IR Sensor. With the exception of an IR sensor, the BA45F5220 requires no external components. The dual channel IR LED constant current driving circuit provides up to 360mA and 205mA driving capabilities which can be software adjusted in stages.
NOTE
Each purchasing unit includes 5 pieces of IC.
The product image is for showing the product appearance, the pin count shown may not match the product pin count.