BS45F2141
BS45F2141 is Linear Charger Touch Flash MCU manufactured by Holtek Semiconductor.
Features
CPU Features
- Operating Voltage
- f SYS=8MHz: 1.8V~5.5V
- f SYS=12MHz: 2.7V~5.5V
- f SYS=16MHz: 3.3V~5.5V
- Up to 0.25μs instruction cycle with 16MHz system clock at VDD=5V
- Power down and wake-up functions to reduce power consumption
- Oscillator types
- Internal High Speed 8/12/16MHz 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
- Data Memory: 512×8
- True EEPROM Memory: 512×8
- 3 touch key functions
- fully integrated without requiring external ponents
- Watchdog Timer function
- In Application Programming function
- IAP
- 10 bidirectional I/O lines
- Programmable I/O port source current for LED driver
- Single external interrupt line shared with I/O pin
- Multiple Timer Modules for time measurement, input capture, pare match output or PWM output or single pulse output function
- Dual Time-Base functions for generation of fixed time interrupt signals
- 3 external channel 12-bit resolution A/D converter with internal reference voltage VVR
- I2C interface
- Fully-duplex/Half-duplex Universal Asynchronous Receiver and Transmitter Interface
- UART
- Integrated 16-bit Cyclic Redundancy Check function
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