HT45F2140
HT45F2140 is Linear Charger Flash MCU manufactured by Holtek Semiconductor.
Features
CPU Features
- Operating Voltage
- f SYS=8MHz: 2.5V~4.2V
- f SYS=12MHz: 2.7V~4.2V
- f SYS=16MHz: 3.3V~4.2V
- Up to 0.25μs instruction cycle with 16MHz system clock at VDD=4.2V
- Power down and wake-up functions to reduce power consumption
- Oscillator types
- Internal High Speed 8/12/16 MHz RC
- HIRC
- Internal Low Speed 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
- 6-level subroutine nesting
- Bit manipulation instruction
Peripheral Features
- Flash Program Memory: 4K×16
- RAM Data Memory: 256×8
- True EEPROM Memory: 128×8
- Watchdog Timer function
- 11 bidirectional I/O lines
- One external interrupt line shared with I/O pins
- Programmable I/O port source current for LED applications
- Multiple Timer Modules for time measure, input capture, pare match output, PWM output function or single pulse output function
- 5 external channel 12-bit resolution A/D converter with programmable internal reference voltage VVR
- One Time-Base function for generation of fixed time interrupt signals
- Low voltage reset function
- Low voltage detect function
- Input voltage detect function
- Input maximum rating 20V
- Over voltage protection
- Under voltage lockout
Rev. 1.00
July 09,...
