BH66R2640
BH66R2640 is Body Fat DFE MCU manufactured by Holtek Semiconductor.
Features
CPU Features
- Operating voltage
- 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 8MHz 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
- 12-level subroutine nesting
- Bit manipulation instruction
Peripheral Features
- Flash Program Memory: 4K×16
- Data Memory: 512×8
- OTP ROM parameter program
- ORPP
- Watchdog Timer function
- 15 bidirectional I/O lines
- Programmable I/O port source current and sink current for LED driving applications
- Two external interrupt lines shared with I/O pins
- One 10-bit CTM for time measure, pare match output or PWM output function
- Serial Interface Module
- SIM includes SPI and I2C interfaces
- Fully-duplex/Half-duplex Universal Asynchronous Receiver and Transmitter Interface
- UART
- Dual Time-Base functions for generation of fixed time interrupt signals
- 2 differential or 4 single-end external channel 24-bit resolution Delta Sigma A/D converter
- Internal LDO with bypass function for PGA, ADC and external sensor power supply
- Body Fat Measurement Circuit
- Low voltage reset function
- Package types: 24-pin SSOP and 32-pin QFN
Rev....
