The BA45F5542 is a Holtek 8-bit MCU designed for networking type smoke detector applications. It includes a multi-channel Analog to Digital converter, two comparators, three operational amplifiers, three D/A converters and an internal 3.3V low dropout voltage regulator.
The BA45F5542 is suitable for applications of networking type smoke detectors, networking type temperature detectors and other fire protection subsystem products.
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.
Sink current generator for constant current output
Smoke Detector AFE including two operational amplifiers
Two Line Power Line Transceiver
- Complete Data Transmission on Power Line functions
- Integrated two Comparators
- Integrated one Operational Amplifier
- Integrated three D/A Converters
- Integrated 3.3V Low Dropout Voltage Regulator – LDO
- Integrated Resistor Divider for providing VTRX/15 voltage
- Integrated 42V High-Side NMOS
Universal Serial Interface Module – USIM for SPI, I2C or UART communication
Up to 4 external channel 12-bit resolution A/D converter with Internal Reference Voltage VBGREF
