ST72F321AR7T6

Program Memory Size:	48KB (48K x 8)
Base Part Number:	ST72F321
Package / Case:	64-TQFP
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 16x10b
Voltage - Supply (Vcc/Vdd):	3.8 V ~ 5.5 V
RAM Size:	1.5K x 8
EEPROM Size:	--
Program Memory Type:	FLASH
Series:	ST7
Number of I/O:	48
Peripherals:	LVD, POR, PWM, WDT
Connectivity:	I²C, SCI, SPI
Speed:	8MHz
Core Size:	8-Bit
Core Processor:	ST7
Part Status:	Obsolete
Packaging:	Tray

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Introduction

Microcontrollers play an important role in modern embedded systems. The ST72F321AR7T6 is a low-voltage 8-bit microcontroller from STMicroelectronics. This microcontroller is fast, simple and cost-effective. It is suitable for a wide range of applications including consumer, industrial, automotive and aerospace. In this article, we will discuss the application field and working principle of the ST72F321AR7T6 in detail.

Application Field

The ST72F321AR7T6 microcontroller has a wide range of applications. It is ideal for applications that require low power consumption and high performance. These applications include sensor interfacing, automation, data acquisition, motor control and signal processing.The ST72F321AR7T6 is highly flexible and provides support for a range of peripherals. These peripherals include serial communication interfaces, capacitive touch sensing, LCD and TFT display controllers and pulse-width modulation. These peripherals provide high performance and low power consumption.The ST72F321AR7T6 is also suitable for automotive applications such as engine control, electronic braking system and safety systems. The microcontroller is designed to meet the stringent requirements of automotive applications. It provides high performance, low power consumption and protection against electrostatic discharge and short-circuits.Additionally, the ST72F321AR7T6 is suitable for industrial automation and data acquisition applications. The microcontroller provides a cost-effective solution for applications that require fast data processing and reliable operation.

Working Principle

The ST72F321AR7T6 is an 8-bit microcontroller with a 16-bit instruction set. It is based on the ST7 core, which is a RISC architecture with a 5-stage pipelined architecture. The microcontroller has 47 Input/Output (I/O) lines, 4 timers, 32 Kbytes of Flash memory and 2 Kbytes of RAM.The ST72F321AR7T6 is designed for low-power operation. It has two power-saving mode and an idle mode which allows the microcontroller to enter a low-power state when there is no activity.The ST72F321AR7T6 also supports a wide range of peripherals. These peripherals include capacitive touch sensing, LCD and TFT controllers, analog-to-digital converters, pulse-width modulation, serial communication interfaces and pulse-width modulation.

Conclusion

The ST72F321AR7T6 is a low-voltage 8-bit microcontroller from STMicroelectronics. It is suitable for a wide range of applications including consumer, industrial, automotive and aerospace. The microcontroller is highly flexible and provides support for a range of peripherals. It is designed for low-power operation and has two power-saving modes and an idle mode. Overall, the features of the ST72F321AR7T6 make it an ideal choice for a variety of embedded applications.

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