ST72F321J7TAE Microcontroller by STMicroelectronics

The ST72F321J7TAE is a robust 8-bit microcontroller from STMicroelectronics, designed to deliver high performance and versatility for a wide range of embedded applications. This microcontroller is part of the ST7 family, which is renowned for its efficiency and reliability in both industrial and consumer markets.

Key Features

• Core: The ST72F321J7TAE is built around a high-performance 8-bit CPU, operating at a maximum frequency of 8 MHz, which provides a good balance between speed and power consumption.
• Memory: It comes with 32 Kbytes of Flash program memory, which is both reliable and flexible, with 10,000 write/erase cycles and data retention of 20 years at 55°C. An additional 1 Kbyte of RAM is included for temporary data storage and efficient processing.
• I/O Ports: With 48 programmable I/O lines, this microcontroller offers ample connectivity for interfacing with peripherals and other components within a system.
• ADC: An integrated 10-bit analog-to-digital converter provides precise measurement capabilities for up to 16 channels, making it suitable for sensor interfacing and data acquisition tasks.
• Timers: It includes a range of timers, including a main clock timer, watchdog timer, and a PWM (Pulse Width Modulation) timer that enhances its capability to control various time-dependent processes.
• Communication: The ST72F321J7TAE supports multiple communication interfaces, such as SPI and I²C, facilitating easy communication with other microcontrollers and peripheral devices.
• Operating Voltage: It operates within a voltage range of 3.0V to 5.5V, which allows for flexibility in power supply design and compatibility with both TTL and CMOS logic levels.
• Temperature Range: This microcontroller is designed to operate over an industrial temperature range from -40°C to 85°C, ensuring reliable performance under extreme conditions.

Applications

The ST72F321J7TAE is suitable for an array of applications, particularly where efficient power usage and reliable operation are critical. Its applications span across automotive systems, home appliances, industrial controls, and consumer electronics. Its robust feature set also makes it an excellent choice for smart sensors, automation systems, and battery-operated devices.

With its combination of performance, memory options, and rich peripheral set, the ST72F321J7TAE from STMicroelectronics stands as a compelling choice for designers looking to develop sophisticated and reliable embedded systems.