AT32UC3A0128-ALUR

Program Memory Size:	128KB (128K x 8)
Supplier Device Package:	144-LQFP (20x20)
Package / Case:	144-LQFP
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 8x10b
Voltage - Supply (Vcc/Vdd):	1.65 V ~ 3.6 V
RAM Size:	32K x 8
EEPROM Size:	--
Program Memory Type:	FLASH
Series:	AVR®32 UC3 A0
Number of I/O:	109
Peripherals:	Brown-out Detect/Reset, POR, PWM, WDT
Connectivity:	EBI/EMI, Ethernet, I²C, SPI, SSC, UART/USART, USB OTG
Speed:	66MHz
Core Size:	32-Bit
Core Processor:	AVR
Part Status:	Active
Packaging:	Cut Tape (CT)

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Embedded - Microcontrollers

AT32UC3A0128-ALUR Application Field and Working Principle

The AT32UC3A0128-ALUR is a high-performance, cost-effective, 8-bit microcontroller (MCU) designed to meet the needs of embedded applications. This MCU is based on the 32-bit Atmel AVR Core, and provides high-performance processing power, fine-grained control, and a wide range of peripherals. In addition, the AT32UC3A0128-ALUR is optimized to enhance the performance and reduce cost. With these features, developers can easily implement the power efficient design they are looking for.The AT32UC3A0128-ALUR is a microcontroller established to facilitate the designing of embedded devices. On that particular note, it provides the users with resources for ambient sensing, control processing, communication and interfacing purposes. In general, the AT32UC3A0128-ALUR is a highly versatile microcontroller that is suitable for different types of applications, ranging from simple motor, power control and communication based devices to sophisticated embedded systems. Its applications includes:

• Motor Control
• Power Control and Power Management
• Industrial Automation
• Automotive Applications
• Communication and Networking Applications
• Human Machine Interfaces (HMI’s)
• Sensor Networking
• Medical Electronics
• Robotics

The AT32UC3A0128-ALUR includes a single-cycle, 32-bit AVR Core with 16KB of SRAM, 64KB of Flash Program Memory, and up to 4KB of EEPROM. It has two additional Serial port Peripheral Interface (SPI) communication lines (plus two additional SERCOM lines) and 12 Analog-to-Digital Converter lines (AtoD). It also contains an 8-time programmable timer, one 3-time programmable timer and four independent PWM outputs. Consequently, the AT32UC3A0128-ALUR allows an intuitive way of handling sophisticated tasks in automotive, industrial, communication and other applications.Besides that, the AT32UC3A0128-ALUR is also equipped with an internal oscillator providing up to 16MHz of internal clock. This makes it able to handle any application requiring high-performance computing, in addition to small and low-power applications. This exceptional level of performance makes the microcontroller suitable for a wide range of design applications.The AT32UC3A0128-ALUR working principle includes several stages, starting from the processor reset followed by the initialization of its modules/peripherals and finally the application code. After powering up, it first checks for the user defined reset configuration. All peripheral cards, such as the UART, are optional and may be set up or disabled during the initialization according to the application requirements. It then moves on to setting up its Interrupt Controller to manage the hardware interrupts. After this, the microcontroller starts executing the user application code stored in its program memory which is used to control and interact with the connected devices.In conclusion, the Atmel AT32UC3A0128-ALUR micontroller is aimed to facilitate the development of embedded applications. It is a powerful, cost-effective and highly customizable microcontroller targeted at a wide range of applications. The AT32UC3A0128-ALUR comes with features like multiple peripherals, Serial port Peripheral Interface (SPI) communication lines, Analog-to-Digital Converter (AtoD) lines, timers and an internal oscillator. As a result, it is an ideal choice for implementing high-performance and low-power designs.

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