BA45F5542 is a smoke detector flash MCU with power line transceiver, the device includes a multi-channel Analog to Digital converter with an integrated temperature sensor circuitry, three D/A converters 3.3V and 5V LDOs, etc. Also, it operates together with the dual-channel LED constant current driver to increase the smoke detection accuracy and reduce the false alarm rate. These capabilities ensure that the device will find excellent use in the smoke detector applications.
NOTE
The product image is for showing the product appearance, the pin count shown may not match the product pin count.
Sink current generator for constant current output
Smoke Detector AFE including two operational amplifiers
Power Line Transceiver
- Complete Data Transmission on Power Line functions
- Two integrated Comparators
- One integrated Operational Amplifier
- Three integrated D/A Converters
- Integrated 3.3V and 5V Low Dropout Voltage Regulators – LDO
- Integrated Resistor Dividers for providing VBLIN/15 voltage and VREG/15 voltage respectively
- Integrated 42V High-Side NMOS
Universial Serial Interface Module – USIM for SPI, I2C or UART communication
