8-bit MCU, 3.8 to 5.5 V operating range with 8 to 32 Kbyte Flash/ROM, 10-bit ADC, 4 timers, SPI, SCI The ST72F324BK2T3 is a microcontroller manufactured by STMicroelectronics. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Core:** ST7 8-bit microcontroller  
- **Operating Frequency:** Up to 8 MHz  
- **Program Memory (Flash):** 8 KB  
- **RAM:** 384 bytes  
- **EEPROM:** 256 bytes  
- **Operating Voltage:** 3.0V to 5.5V  
- **Temperature Range:** -40°C to +85°C  
- **Package:** LQFP32 (7x7 mm)  

### **Features:**
- **On-chip Peripherals:**  
  - 10-bit ADC (8 channels)  
  - Two 16-bit timers with PWM  
  - SPI, I²C, and UART interfaces  
  - Watchdog timer  
  - On-chip oscillator  
- **Low Power Modes:** Halt, Active-Halt, and Wait modes  
- **Robust I/O Ports:** Up to 28 I/O pins with interrupt capability  
- **Development Support:** In-circuit programming and debugging  

### **Applications:**
- Industrial control  
- Consumer electronics  
- Automotive systems  
- Home appliances  

This microcontroller is designed for cost-sensitive embedded applications requiring reliable performance and low power consumption.

8-bit MCU, 3.8 to 5.5 V operating range with 8 to 32 Kbyte Flash/ROM, 10-bit ADC, 4 timers, SPI, SCI