BA45F5542
BA45F5542 is Smoke Detector Flash MCU manufactured by Holtek Semiconductor.
Smoke Detector Flash MCU with Power Line Transceiver
BA45F5542/BA45F5542-2
Revision: V1.20 Date: April 01, 2022
BA45F5542/BA45F5542-2 Smoke Detector Flash MCU with Power Line Transceiver
Features
CPU Features
- Operating voltage
- f SYS=2MHz: 2.2V~5.5V
- f SYS=4MHz: 2.2V~5.5V
- f SYS=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
- HIRC
- Internal 32k Hz RC
- LIRC
- Multi-mode operation: FAST, SLOW, IDLE and SLEEP
- Fully integrated internal oscillators require no external ponents
- All instructions executed in 1~3 instruction cycles
- Table read instructions
- 115 powerful instructions
- 8-level subroutine nesting
- Bit manipulation instruction
Peripheral Features
- Flash Program Memory: 4K×16
- RAM Data Memory: 256×8
- True EEPROM Memory: 64×8
- Watchdog Timer function
- Up to 9 bidirectional I/O...
