HT67F2452
HT67F2452 is A/D Flash MCU manufactured by Holtek Semiconductor.
Features
CPU Features
- Operating voltage
- f SYS=4MHz: 1.8V~5.5V
- Up to 1μs instruction cycle with 4MHz system clock at VDD=5V
- Power down and wake-up functions to reduce power consumption
- Oscillators
- External High Speed Crystal
- HXT
- External Low Speed 32.768k Hz Crystal
- LXT
- Internal High Speed 4MHz RC
- HIRC
- Internal 32.768k 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: 8K×16
- RAM Data Memory: 512×8
- True EEPROM Memory: 128×8
- In Application Programming
- IAP
- Watchdog Timer function
- Up to 44 bidirectional I/O lines
- High driver current output pin for IR LED applications
- LCD Driver function
- SEGs×s: 30×4, 29×5 or 28×6
- Duty type: 1/4 duty, 1/5 duty or 1/6 duty
- Bias level: 1/3 bias
- Bias type: R type or C type
- Waveform type: type A or type B
- Programmable I/O source current for LED applications
- Four external interrupt lines shared with I/O pins
- Multiple Timer Modules for time measurement, input capture, pare match output, PWM output function or single pulse output...
