ATMEGA1284P-AUR

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ATMEGA1284P-AUR

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IC MCU 8BIT 128KB FLASH 44TQFP

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Thông số kỹ thuật

thuộc tính Giá trị
Series AVR® ATmega
Part Status Active
Base Product Number ATMEGA1284
DigiKey Programmable Verified
Core Processor AVR
Core Size 8-Bit
Speed 20MHz
Connectivity I2C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Number of I/O 32
Program Memory Size 128KB (64K x 16)
Program Memory Type FLASH
EEPROM Size 4K x 8
RAM Size 16K x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V
Data Converters A/D 8x10b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 44-TQFP (10x10)
Package 44-TQFP
Packaging Cut Tape (CT), Tape & Reel (TR)

Tổng quan

Description

The ATMEGA1284P-AUR is a microcontroller from Microchip Technology, part of the AVR family, designed for high-performance and low-power applications. It features an 8-bit architecture with a RISC processor, offering efficient execution of instructions. The microcontroller comes with 128KB of in-system self-programmable flash memory, 16KB SRAM, and 4KB EEPROM, providing ample space for complex programs and data storage.
Operating at a maximum frequency of 20MHz, the ATMEGA1284P-AUR supports multiple power-saving modes, making it suitable for battery-operated devices. It includes a rich set of peripherals, such as 32 general-purpose I/O lines, two USARTs, SPI, and a TWI (I2C) interface, enhancing connectivity options. Additionally, it has a 10-bit ADC with up to 8 channels, enabling precise analog signal measurement.
The microcontroller supports JTAG for on-chip debugging and programming, further easing development. Its robust feature set and versatility make it popular in various applications, including consumer electronics, industrial automation, and embedded systems solutions.

Equivalent

Equivalent products to the ATMEGA1284P-AUR chip include the Microchip ATmega1284 and ATmega1284P series with different packaging options. Other alternatives are the ATmega2560 for larger projects, the ATmega1280 for similar performance but more I/O, and the ATmega644 for less memory. Additionally, look into the ATmega164 and ATmega324 series for projects requiring fewer resources, or explore competitive offerings from different brands like NXP's LPC series or STMicroelectronics' STM32 for ARM-based alternatives.

Features

The ATMEGA1284P-AUR is a microcontroller from Microchip Technology, featuring an 8-bit AVR RISC-based architecture. It offers 128KB of Flash memory, 16KB of SRAM, and 4KB of EEPROM. This chip operates at a maximum clock speed of 20 MHz and supports a wide voltage range from 1.8V to 5.5V, making it suitable for various applications.
Key features include 32 general-purpose I/O pins, two USARTs, an SPI interface, and I2C (TWI) for robust communication options. It also has a JTAG interface for on-chip debugging. In terms of timers, it includes three 8-bit and one 16-bit timer/counter. The microcontroller is equipped with a 10-bit ADC with up to 8 channels for analog-to-digital conversion. Additional features include PWM support, a programmable watchdog timer, and multiple sleep modes for power efficiency. The ATMEGA1284P-AUR is available in a TQFP-44 package, making it compact for integration into various embedded systems.

Pinout

The ATmega1284P-AUR is a microcontroller from Microchip's AVR family, featuring 44 pins. It is available in a TQFP package. The microcontroller includes a variety of functions suitable for embedded applications:
1. CPU & Memory: It has an 8-bit AVR CPU, 128KB of Flash memory, 16KB SRAM, and 4KB EEPROM.

2. I/O Ports: The microcontroller includes 32 programmable I/O lines, organized into four 8-bit ports.
3. Timers/Counters: It contains three Timer/Counters with PWM capability.
4. Communication Interfaces: It supports multiple communication protocols, including two USARTs, an SPI interface, and a TWI (I2C) interface.
5. Analog Features: There is a 10-bit ADC with up to 8 channels and a comparator.
6. Interrupts: The chip supports external and pin change interrupts for responsive applications.
7. Power Features: It offers power-saving modes and operates on a voltage range of 1.8V to 5.5V.
These features make the ATmega1284P-AUR suitable for a wide range of applications, from simple to complex embedded systems.

Manufacturer

The ATMEGA1284P-AUR is manufactured by Microchip Technology Inc. Microchip Technology is an American company that specializes in the production of microcontroller, mixed-signal, analog, and Flash-IP integrated circuits. The company is known for its wide range of semiconductor products, including microcontrollers and microprocessors, which are used in various applications across automotive, industrial, consumer, aerospace, and other markets. Microchip Technology is recognized for its emphasis on providing solutions that offer high performance, low power consumption, and a high degree of integration, making them a significant player in the embedded systems industry.

Application

The ATMEGA1284P-AUR microcontroller is widely used in various applications due to its versatility and performance. It is commonly employed in embedded systems, consumer electronics, and industrial automation. Its robust I/O capabilities make it suitable for data acquisition systems and sensor interfacing. It is also used in communication devices, home automation systems, and automotive electronics due to its low power consumption and high processing speed. Additionally, it is favored in educational projects and hobbyist electronics due to its ease of programming and support for a broad range of peripherals. Its applications extend to wireless communication modules and portable devices, owing to its efficient power management features.

Package

The ATMEGA1284P-AUR is a microcontroller packaged in a TQFP-44 (Thin Quad Flat Pack) form. This surface-mount package features 44 pins, which are used for various input/output functions, power supply, and other interfaces. It is designed for embedded applications requiring efficient performance and a moderate number of I/O lines.

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