BA45F6840 Description
The BA45F6840 is a Flash Memory A/D type 8-bit high performance RISC architecture microcontroller, which includes a piezoelectric horn driver with boost converter, especially designed for CO/Gas detector applications which require an LED display function.
BA45F6840 Key Features
- Operating voltage
- fSYS=2MHz: 2.2V~5.5V
- fSYS=4MHz: 2.2V~5.5V
- fSYS=8MHz: 2.2V~5.5V
- Up to 0.5μs instruction cycle with 8MHz system clock at VDD=5V
- Power down and wake-up functions to reduce power consumption
- Oscillator types
- Internal High Speed 2/4/8MHz RC
- Internal Low Speed 32kHz RC
- Fully integrated internal oscillators require no external ponents
BA45F6840 Applications
- Two external interrupt lines shared with I/O pins
- Internal LDO provides fixed 2.2V/2.5V/3.0V output