BA45F6740 Datasheet | Holtek Semiconductor

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 Low Speed 32k Hz RC - LIRC - Fully integrated internal oscillators require no external ponents - Multi-mode operation: FAST, SLOW, IDLE and SLEEP - 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: 128×8 - In Application Programming - IAP - Watchdog Timer function - Up to 22 bidirectional I/O lines - 4-level programmable I/O port source current for LED applications - Two external interrupt lines shared with I/O pins - Internal LDO provides fixed 2.2V/2.5V/3.0V output - CO/Gas detector AFE including an operational amplifier - 8 external channel 12-bit resolution A/D converter with internal reference voltage VBGREF - Temperature Sensor with internal reference voltage - Multiple Timer Modules for time measurement, input capture, pare match output, PWM output or single pulse output function - Dual Time Base functions for generation of fixed time interrupt signals - Universal Serial Interface Module - USIM for SPI, I2C or UART munication - Low voltage reset function - Low voltage detect...