BA45F5460
BA45F5460 is 9V Battery Smoke Detector Flash MCU manufactured by Holtek Semiconductor.
Features
CPU Features
- Operating Voltage
- f SYS=2/4/8/12/16MHz: 3.3V
- Up to 0.25μs instruction cycle with 16MHz system clock at VDD=3.3V
- Power down and wake-up functions to reduce power consumption
- Oscillator types
- Internal High Speed 2/4/8MHz RC
- HIRC
- Internal Low Speed 32k Hz RC
- LIRC
- External High Speed Crystal
- HXT
- External Low Speed 32.768k Hz Crystal
- LXT
- 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: 16K×16
- RAM Data Memory: 2048×8
- True EEPROM Memory: 256×8
- Watchdog Timer function
- In Application Programming
- IAP
- Up to 26 bidirectional I/O lines
- Two external interrupt lines shared with I/O pins
- Programmable I/O port source current for LED applications
- Sink current generator for constant current output
- Smoke Detector AFE including two operational amplifiers
- Multiple Timer Modules for time measure, input capture, pare match output, PWM output or single pulse output function
- Dual Time-Base functions for generation of fixed time interrupt signals
- Serial Interface Module
- SIM, for SPI or I2C munication
- Dual Fully-duplex Universal Asynchronous Receiver and Transmitter Interfaces
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