Overview
The ST72F521R9T3 is an 8-bit microcontroller from STMicroelectronics, designed for a wide range of applications requiring robust performance and versatile peripheral sets. This microcontroller is part of the ST7 family and is known for its high-density flash memory and extensive set of on-chip peripherals. It is particularly suited for industrial control, automotive, and consumer electronics due to its reliability and low power consumption.
Key Specifications
| Specification | Details |
|---|---|
| Core Processor | ST7 |
| Core Size | 8-bit |
| Speed | Up to 8 MHz |
| Program Memory Size | 60 KBytes Flash |
| RAM Size | 2 KBytes |
| Operating Voltage | 3.8V to 5.5V |
| Temperature Range | -40°C to +125°C |
| Package | TQFP80 14x14, TQFP64 14x14, TQFP64 10x10 |
| Number of I/O Ports | Up to 64 I/O Ports |
| Communications Interfaces | SPI, SCI, I2C, CAN (2.0B Passive) |
| Analog Peripherals | 10-bit ADC with 16 input ports |
Key Features
- High-Density Flash Memory: 60 KBytes of dual voltage High Density Flash (HDFlash) with read-out protection capability and In-Application Programming (IAP) and In-Circuit Programming (ICP) support.
- Low Power Modes: Four power saving modes including Halt, Active-Halt, Wait, and Slow modes to optimize power consumption.
- Interrupt Management: Nested interrupt controller with 14 interrupt vectors plus TRAP and RESET, and 15 external interrupt lines.
- Timers and Clock Management: Main Clock Controller with real-time base, beep, and clock-out capabilities, along with multiple timers including 16-bit timers and an 8-bit PWM Auto-Reload timer.
- Communications Interfaces: SPI, SCI, I2C (SMbus V1.1 compliant), and CAN (2.0B Passive) interfaces for versatile communication options.
- Analog Peripherals: 10-bit ADC with 16 robust input ports.
- I/O Ports: Up to 64 I/O ports with 48 multifunctional bidirectional I/O lines and 34 alternate function lines.
Applications
The ST72F521R9T3 microcontroller is suitable for a variety of applications, including:
- Industrial Control: Automation, motor control, and industrial automation systems.
- Automotive Systems: Vehicle control units, dashboard instruments, and other automotive electronics.
- Consumer Electronics: Home appliances, remote controls, and other consumer devices requiring robust and efficient microcontrollers.
- Medical Devices: Although not authorized for life support devices without express approval, it can be used in other medical equipment requiring reliable microcontrollers.
Q & A
- What is the core processor of the ST72F521R9T3 microcontroller?
The core processor is the ST7, an 8-bit microcontroller core. - What is the maximum speed of the ST72F521R9T3?
The maximum speed is up to 8 MHz. - How much program memory does the ST72F521R9T3 have?
The ST72F521R9T3 has 60 KBytes of Flash memory. - What are the power saving modes available in the ST72F521R9T3?
The available power saving modes are Halt, Active-Halt, Wait, and Slow modes. - Does the ST72F521R9T3 support In-Application Programming (IAP)?
Yes, it supports both In-Application Programming (IAP) and In-Circuit Programming (ICP). - What types of communication interfaces are available on the ST72F521R9T3?
The available communication interfaces include SPI, SCI, I2C (SMbus V1.1 compliant), and CAN (2.0B Passive). - How many I/O ports does the ST72F521R9T3 have?
The ST72F521R9T3 has up to 64 I/O ports. - What is the operating voltage range of the ST72F521R9T3?
The operating voltage range is from 3.8V to 5.5V. - What is the temperature range for the ST72F521R9T3?
The temperature range is from -40°C to +125°C. - Is the ST72F521R9T3 authorized for use in life support devices?
No, it is not authorized for use in life support devices without express written approval from STMicroelectronics.
