ST72F325AR9T6

The ST72F325AR9T6 is a 8-bit microcontroller in the ST7LITE family of microcontrollers developed by STMicroelectronics. It is a low-end 8051-architecture compatible device with up to 32 kilobytes of flash memory. The ST72F325AR9T6 was designed for embedded applications, including industrial automation, consumer products, and medical devices. Its relative low cost and robust performance make it an attractive choice for many applications.

The ST72F325AR9T6 is well suited for a variety of applications requiring a low-end microcontroller. It can be used in appliances, vending machines, medical equipment, toys, and more. It is especially well suited for applications that require a low cost and robust performance, such as those found in the consumer market. The device also features high-end features such as low-power operation and hardware cut-through encryption that make it well-suited for industrial automation applications as well as applications requiring secure communications.

The ST72F325AR9T6 features an 8-bit Harvard architecture with a program memory of up to 32KB, a data memory of up to 2KB, and an I/O of up to 8KB. It uses standard 8051 instruction set with 22-bit addressing capabilities. The device also features an on-chip oscillator, a wide range of timers and counters, 25 general-purpose registers, 8 I/O ports, programmable pulse width modulation (PWM) output, and an interrupt controller.

The ST72F325AR9T6 operates up to 25MHz with an on-chip oscillator and can be powered with 1.8 to 5.5V. It has low-power sleep and halt modes for longer battery life. It also has a range of connection ports, including UART and SPI, and is compatible with multiple bus protocols.

The ST72F325AR9T6 uses a two-level bus structure. The first level is comprised of two buses: an address bus and a data bus. The second level includes an X-Bus and an Y-Bus. The X-Bus and Y-Bus allow for communication between the microcontroller and peripheral devices. The ST72F325AR9T6 includes an on-chip clock generator with programmable frequency and duty cycle.

The ST72F325AR9T6 also includes a Hardware Cut–Through Encryption unit that enables secure communication between two devices. This feature is essential for secure data transmission and is used in applications such as smart cards, banking systems, and industrial automation.

Overall, the ST72F325AR9T6 is an ideal solution for embedded applications requiring low-cost and robust performance. It is capable of handling a variety of tasks such as consumer products, industrial automation, and medical applications. Its 8051-architecture compatible instruction set and on-chip resources such as timers, counters, and PWM output make it a good choice for a wide range of applications.