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ATMEGA1284-AU

Name: ATMEGA1284-AU
Rating: 4.7 (12 reviews)

IC MCU 8BIT 128KB FLASH 44TQFP

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製造商。部分 #ATMEGA1284-AU
包 TQFP-44
資料表 ATMEGA1284-AU DataSheet
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規格

Package	Tray
Series	AVR® ATmega
ProductStatus	Active
CoreProcessor	AVR
CoreSize	8-Bit
Speed	20MHz
Connectivity	I²C, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
NumberofI/O	32
ProgramMemorySize	128KB (64K x 16)
ProgramMemoryType	FLASH
EEPROMSize	4K x 8
RAMSize	16K x 8
Voltage-Supply(Vcc/Vdd)	1.8V ~ 5.5V
DataConverters	A/D 8x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	44-TQFP

概述

Description

The ATmega1284-AU is a microcontroller from Atmel's AVR family, featuring 128 KB of Flash memory, 16 KB of SRAM, and 4 KB of EEPROM. It operates at a maximum clock speed of 20 MHz and is compatible with a wide range of programming environments.
This 8-bit microcontroller includes 32 general-purpose I/O pins, 3 timers, and multiple communication interfaces such as USART, SPI, and I2C, making it suitable for various applications, including robotics, embedded systems, and automation projects.
The ATmega1284-AU supports various power-saving modes and has an integrated analog-to-digital converter (ADC) with up to 12 bits of resolution. Its compact 40-pin TQFP package allows for easy integration into designs.
The microcontroller can be programmed using the Arduino IDE with additional libraries, facilitating development for both beginners and advanced users. Its versatility, combined with a robust community and extensive resources, makes the ATmega1284-AU a popular choice for hobbyists and professionals alike.

Features

The ATmega1284-AU is a versatile 8-bit microcontroller from the AVR family, featuring:
1. Memory: 128 KB Flash memory, 16 KB SRAM, and 4 KB EEPROM.
2. Speed: Operates up to 20 MHz, suitable for various applications.
3. I/O Ports: 32 general-purpose I/O pins with 3 external interrupts.
4. Timers: 3 timers (8-bit and 16-bit) for precise timing control.
5. ADC: 10-bit Analog-to-Digital Converter with up to 8 channels.
6. Communication: Interfaces include UART, SPI, and I2C for connectivity.
7. Power Efficiency: Multiple sleep modes for low power consumption.
8. Operating Voltage: 1.8V to 5.5V, making it suitable for battery-powered applications.
9. Development Tools: Compatible with various development environments, including Arduino.
10. Package: Available in a TQFP (32-pin) or DIP (40-pin) package.
This combination of features makes the ATmega1284-AU ideal for embedded systems, robotics, and IoT applications.

Package

The ATMEGA1284-AU is packaged in a 32-pin TQFP (Thin Quad Flat Package) form factor. This package type provides a compact design suited for applications with limited space while allowing for easy soldering on PCBs.

Pinout

The ATmega1284-AU is a microcontroller from the AVR family with a total of 40 pins. It features 28 general-purpose I/O pins, which can be configured for digital input or output. Additionally, it has:
- 16 analog input pins (ADC)
- 2 external interrupt pins
- 6 PWM channels
- 2 USART interfaces
- 1 SPI interface
- 1 I2C interface
- 1 Watchdog timer
- 1 Programmable timer/counter
The device operates at a voltage range of 1.8V to 5.5V and supports a maximum clock speed of 20 MHz. It also includes 128KB of flash memory, 16KB of SRAM, and 4KB of EEPROM. The ATmega1284-AU is commonly used in various applications, including embedded systems, robotics, and educational projects due to its versatility and rich feature set.

Manufacturer

The ATmega1284-AU is manufactured by Microchip Technology Inc., a leading semiconductor company. Microchip specializes in developing microcontrollers, analog semiconductors, memory products, and other embedded solutions. Founded in 1989, the company has grown to become a significant player in the embedded systems market, catering to a wide range of industries such as automotive, industrial, and consumer electronics. Microchip is known for its commitment to innovation, providing comprehensive design support and tools for engineers, which helps facilitate the development of high-performance and cost-effective electronic solutions.

Application

The ATmega1284-AU is commonly used in embedded systems for applications such as robotics, home automation, sensor interfacing, and data logging. Its versatility makes it suitable for DIY projects, educational purposes, and industrial automation. Additionally, it is often employed in communication devices, medical equipment, and control systems due to its multiple I/O ports, ADC capabilities, and compatibility with various interfaces like SPI and I2C.

Equivalent

Equivalent products to the ATmega1284-AU include the ATmega1284P-AU, which offers similar specifications with enhanced features like lower power consumption. Other alternatives are the ATmega2564 and ATmega640, which provide more I/O pins and memory but may have different pin configurations. Additionally, some STM32 or PIC microcontrollers could serve as functional equivalents depending on the application requirements. Always check the datasheets for compatibility.