ST72F521R9T6 - STMicroelectronics

Manufacturer Part Number

ST72F521R9T6

Manufacturer

STMicroelectronics

Introduction

The ST72F521R9T6 is an 8-bit microcontroller from STMicroelectronics' ST7 family designed for embedded control applications.

Product Features and Performance

8-Bit Core Processor ST7

Operating Speed of 8MHz

On-chip CANbus, I2C, SCI, SPI Connectivity

Low Voltage Detect (LVD), Power-on Reset (POR), Pulse Width Modulation (PWM), Watchdog Timer (WDT) Peripherals

Provides 48 I/O Pins

60KB FLASH Program Memory

2KB RAM

A/D Converter 16 Channels x 10-bit

Internal Oscillator for Clock Generation

Temperature Range from -40°C to 85°C

Surface Mount 64-LQFP Package

Product Advantages

Broad I/O capabilities for versatile peripheral control

Integrated analog-to-digital convertor for sensor interfacing

FLASH memory for easier program updates and reusability

Suitable for a wide range of operating temperatures

Key Technical Parameters

Core Size: 8-Bit

Speed: 8MHz

Program Memory Size: 60KB

Voltage Supply (Vcc/Vdd): 3.8V 5.5V

RAM Size: 2K x 8

Number of I/O: 48

Operating Temperature: -40°C ~ 85°C (TA)

Data Converters: A/D 16x10b

Oscillator Type: Internal

Quality and Safety Features

Integrated watchdog timer for system reliability

Low voltage detection to prevent system instability

Power-on Reset ensures proper startup sequence

Compatibility

Can interface with standard communication protocols like CANbus, I2C, SCI, SPI

Application Areas

Automotive control systems

Industrial automation

Home appliances

Consumer electronics

Product Lifecycle

Obsolete product status indicates discontinuation

Potential necessity to seek replacements or upgrades

Several Key Reasons to Choose This Product

Reliable performance with the ST7 core designed by a reputable manufacturer

FLASH memory facilitates firmware development and updates

A robust set of peripherals and connectivity options expand application potential

Wide operating temperature range suitable for harsh environments

Large count of I/O pins allows for extensive external interfacing