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ST72F521R9TC from ST,ST Microelectronics

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ST72F521R9TC

Manufacturer: ST

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

Partnumber Manufacturer Quantity Availability
ST72F521R9TC ST 2704 In Stock

Description and Introduction

8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE The ST72F521R9TC is a microcontroller from STMicroelectronics. Below are the key specifications, descriptions, and features based on the available knowledge base:

### **Manufacturer:**  
STMicroelectronics  

### **Specifications:**  
- **Core:** 8-bit ST7 core  
- **Operating Frequency:** Up to 8 MHz  
- **Flash Memory:** 8 KB  
- **RAM:** 384 bytes  
- **EEPROM:** 256 bytes  
- **I/O Ports:** Up to 32 programmable I/O pins  
- **Timers:**  
  - One 16-bit timer with 2 input capture / 2 output compare channels  
  - One 8-bit timer with prescaler  
- **ADC:** 8-channel, 10-bit resolution  
- **Communication Interfaces:**  
  - SPI (Serial Peripheral Interface)  
  - SCI (Serial Communication Interface)  
- **Operating Voltage:** 3.0V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** LQFP-44  

### **Descriptions:**  
The ST72F521R9TC is an 8-bit microcontroller designed for embedded applications requiring moderate processing power and low power consumption. It features an ST7 core with integrated Flash memory, EEPROM, and a variety of peripherals, making it suitable for industrial, consumer, and automotive applications.  

### **Features:**  
- **Low Power Modes:** Halt, Active Halt, and Wait modes for power efficiency  
- **Watchdog Timer:** Independent watchdog for system reliability  
- **Interrupt Handling:** Nested interrupt controller with multiple sources  
- **On-Chip Debug Support:** Facilitates development and debugging  
- **Robust Design:** High immunity to noise and ESD protection  

This microcontroller is commonly used in applications such as motor control, home appliances, and automotive systems.  

(Note: For the most accurate and up-to-date information, always refer to the official STMicroelectronics datasheet.)

Application Scenarios & Design Considerations

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

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