ST72F321BJ7TAE - STMicroelectronics Microcontroller
The ST72F321BJ7TAE is a robust 8-bit microcontroller from STMicroelectronics, designed to offer a versatile solution for embedded control systems. This high-performance MCU is based on the industry-proven ST7 core, operating at a maximum frequency of 8 MHz. It is well-suited for a wide range of applications, including industrial control, automotive systems, home appliances, and personal electronics.
With its 60 Kbytes of on-chip Flash program memory, developers have ample space for complex programs and algorithms. The Flash memory is also in-circuit programmable, which allows for easy updates and debugging. Additionally, the ST72F321BJ7TAE offers 3.5 Kbytes of RAM, providing sufficient space for data storage and manipulation.
One of the key features of this microcontroller is its rich set of peripherals. It includes a variety of interfaces and modules such as:
- 10-bit ADC (Analog to Digital Converter) with up to 16 channels, enabling the MCU to interface with analog sensors and perform signal processing tasks.
- Multiple 16-bit timers with Input Capture/Output Compare and PWM (Pulse Width Modulation) capabilities, which are essential for precise timing operations and controlling motors or other actuators.
- A synchronous serial communication interface that supports SPI (Serial Peripheral Interface) and I2C (Inter-Integrated Circuit) protocols, facilitating communication with other microcontrollers, sensors, and peripheral devices.
- Up to 70 I/O pins, providing a flexible way to interface with external hardware.
The ST72F321BJ7TAE also incorporates advanced features such as a watchdog timer, an oscillator safe guard, and low voltage detection, which contribute to the system's reliability and stability. The microcontroller operates over a wide supply voltage range from 3.0V to 5.5V, making it suitable for both battery-powered and mains-powered applications.
For security and protection of intellectual property, the ST72F321BJ7TAE comes with a read-out protection mechanism to prevent unauthorized access to the Flash memory content. Additionally, the microcontroller is available in a 44-pin LQFP package, which is compact and suitable for space-constrained applications.
In summary, the ST72F321BJ7TAE microcontroller is a powerful and flexible solution for a multitude of embedded applications, backed by STMicroelectronics' reputation for quality and performance.
