STM8AL3146UCY

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The STM8AL3146UCY microcontroller is an 8-bit MCU featuring low-power consumption, real-time clock option, variable voltage supply and extended operating temperature range. It is part of the STM8AL series of the STMicroelectronics. The following article will provide an overview of the application field and working principle of the STM8AL3146UCY.

Introduction

The STM8AL3146UCY is designed to offer a high-performance, low-cost solution for embedded control applications. It is based on ST\'s Advanced 8-bit STM8 Core which offers great performance and low power consumption. The MCU combines in a single package the flexibility and scalability of STM8 Core with the low consumption and low cost of the STMicroelectronics STM8L series.

Application Field

The STM8AL3146UCY is used in many embedded control applications. It can be used to create 8-bit microcontrollers for use in applications such as automotive, consumer, industrial, medical, networking and communications. It is also suitable for applications such as building and home automation, security systems, motor control and robotics.

In automotive applications, the STM8AL3146UCY can be used for driver assistance systems, in-vehicle networking, safety systems, powertrain applications and infotainment systems. It is also used in consumer applications such as consumer electronics, white goods and smart appliances. Furthermore, it can be used in industrial applications such as factory automation and process control. In the medical field, it is used in patient monitoring, medical imaging and diagnostic systems. Additionally, it can be used in network and communications applications such as cordless phones, IoT gateways, digital audio players and smart energy meters.

Features and Specifications

The STM8AL3146UCY is an Advanced 8-bit STM8 Core MCU with a low power consumption of just 90 Mbps in active mode and down to 2 μA in standby mode. It features a real-time clock with up to 20 MHz of frequency and a 32-bit wide-bus for supporting high-performance memory access. The MCU has an integrated voltage regulator that supports both 5V and 3V operation. Finally, the STM8AL3146UCY also offers extended operating temperature range from -40°C to +125°C.

Working Principle

The STM8AL3146UCY offers an 8-bit advanced MCU core with a wide range of peripherals for implementing embedded control applications. The MCU is equipped with powerful I/O peripherals such as 16-bit timers, 12-bit analog-to-digital converter, UART and LIN, advanced serial peripherals and data corrosion protection. It also offers power management features such as low-power sleep and low-power wait modes, power-saving function and power-on reset protection. Additionally, it offers an external interrupt controller which can be used for hardware interrupts.

The MCU includes an enhanced 8052 compatible core which offers up to 6 times the throughput of 8052 CPUs. It also features a 16-bit address bus and a 32-bit data bus for fast memory access. Furthermore, the STM8AL3146UCY has an embedded 8051-compatible instruction set which offers full backward compatibility with existing 8-bit programs. The MCU supports a single-cycle instruction fetch and execute, meaning that it can execute instructions in a single machine cycle. Finally, it offers an integrated real-time clock which can be used for time stamping or scheduled event synchronization.

Conclusion

The STM8AL3146UCY is a high-performance and low-cost 8-bit MCU for embedded control applications such as automotive, consumer, industrial, medical, networking and communications. It offers a low power consumption, real-time clock option and extended operating temperature range. Additionally, it features an 8052-compatible core, a 16-bit address bus and a 32-bit data bus for fast memory access. It also includes a power management feature to support low-power usage and an external interrupt controller for hardware interrupts. Finally, it provides an integrated real-time clock for time stamping or scheduled event synchronization.

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