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ST72F321J9T3 from ST,ST Microelectronics

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ST72F321J9T3

Manufacturer: ST

8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE

Partnumber Manufacturer Quantity Availability
ST72F321J9T3 ST 10 In Stock

Description and Introduction

8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE The **ST72F321J9T3** is a microcontroller from STMicroelectronics. Here are its key specifications, descriptions, and features:

### **Manufacturer:**  
STMicroelectronics  

### **Specifications:**  
- **Core:** 8-bit ST7 core  
- **Clock Speed:** Up to 8 MHz  
- **Operating Voltage:** 4.5V to 5.5V  
- **Flash Memory:** 32 KB  
- **RAM:** 1 KB  
- **EEPROM:** 1 KB  
- **I/O Pins:** 38  
- **Timers:**  
  - 16-bit timer with 2 input captures, 2 output compares, and PWM  
  - 8-bit timer with 7-bit prescaler  
- **Communication Interfaces:**  
  - SPI (Serial Peripheral Interface)  
  - SCI (Serial Communication Interface)  
- **ADC:** 8-channel, 10-bit  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** LQFP-44  

### **Features:**  
- **Low Power Modes:** Halt and Active Halt modes for power savings  
- **Watchdog Timer:** Independent watchdog timer for system reliability  
- **Interrupt Handling:** Nested interrupt controller for efficient event management  
- **On-Chip Debug Support:** Facilitates development and debugging  
- **Robust Design:** Industrial-grade reliability  

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

This microcontroller is designed for embedded applications requiring moderate processing power and peripheral integration.

Application Scenarios & Design Considerations

8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C INTERFACE

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