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ATMEGA324A-AUR

Name: ATMEGA324A-AUR
Rating: 4.7 (12 reviews)

IC MCU 8BIT 32KB FLASH 44TQFP

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仕様

Series	AVR® ATmega
Part Status	Active
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	32KB (16K x 16)
Program Memory Type	FLASH
EEPROM Size	1K x 8
RAM Size	2K 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 / Case	44-TQFP
Base Product Number	ATMEGA324

概要

Description

The ATmega324A is an 8-bit microcontroller from Microchip's AVR family, featuring a rich set of functionalities suitable for various embedded applications. It is based on the AVR architecture, offering a 16 MHz maximum clock speed, 32 KB of Flash memory, 2 KB of SRAM, and 1 KB of EEPROM for non-volatile data storage.
The microcontroller includes 32 general-purpose I/O pins, six 10-bit ADC channels, and a variety of communication interfaces such as USART, SPI, and I2C, making it versatile for interfacing with sensors and other devices.
It also supports multiple operating modes, including sleep modes for power efficiency, which is essential for battery-operated applications.
The ATmega324A is programmed using the popular Arduino IDE or AVR Studio, allowing for easy integration into projects. Its robust performance and extensive peripheral support make it suitable for applications in automation, robotics, and consumer electronics.

Features

The ATmega324A-AUR is a microcontroller from the AVR family by Microchip Technology. Key features include:
- Architecture: 8-bit AVR RISC architecture with high performance and low power consumption.
- Memory: 32 KB of Flash memory for program storage, 2 KB of SRAM, and 1 KB of EEPROM.
- I/O Ports: 32 general-purpose I/O pins.
- Timers: Three 16-bit timers/counters with PWM capabilities.
- ADC: 10-bit Analog-to-Digital Converter with up to 8 channels.
- Communication: Supports USART, SPI, and I2C interfaces for serial communication.
- Operating Voltage: 1.8V to 5.5V.
- Clock Speed: Up to 20 MHz.
- Interrupts: 24 external interrupts for efficient handling of events.
- Power Management: Several power-saving modes for efficient energy consumption.
The ATmega324A-AUR is widely used in embedded systems, robotics, and automation due to its versatility and robust performance.

Package

The ATmega324A-AUR is packaged in a TQFP (Thin Quad Flat Package) with 32 pins. This surface-mount package offers a compact design suitable for various applications.

Pinout

The ATmega324A-AUR is a 32-pin microcontroller from the AVR family. It features a 16-bit Timer/Counter, 32 general-purpose I/O pins, and a variety of analog and digital interfaces. Key functions include:
- I/O Ports: 32 GPIO pins (configured as input or output).
- ADC: 8-channel, 10-bit Analog-to-Digital Converter.
- Timers: Two 8-bit and one 16-bit Timer/Counter for various timing operations.
- Communication Interfaces: USART, SPI, and TWI (I2C) for serial communication.
- External Interrupts: Configurable external interrupts for event-driven programming.
- PWM Outputs: Pulse-width modulation capabilities for motor control or signal generation.
- Operating Voltage: 1.8V to 5.5V.
The ATmega324A-AUR is suitable for various embedded applications, including motor control and sensor interfacing, due to its robust set of features and flexible I/O capabilities.

Manufacturer

The ATMEGA324A-AUR is manufactured by Microchip Technology Inc., an American company known for its specialization in microcontrollers, analog semiconductors, and embedded solutions. Founded in 1989, Microchip is a leading provider of microcontroller and microprocessor technology, catering to a wide range of industries, including automotive, industrial, and consumer electronics. The company focuses on innovation and development, offering a variety of integrated circuits and development tools to help customers design and implement their applications efficiently.

Application

The ATmega324A-AUR microcontroller is widely used in applications such as embedded systems, industrial automation, robotics, consumer electronics, and data acquisition. Its features, including multiple I/O ports, ADC, PWM, and communication interfaces (like UART, SPI, and I2C), make it suitable for control systems, sensor interfacing, and real-time monitoring tasks. Additionally, it is often employed in educational projects and prototyping due to its ease of use and versatility.

Equivalent

The ATmega324A-AUR microcontroller can be compared to several similar AVR microcontrollers, including:
1. ATmega32A - Older but shares a similar architecture.
2. ATmega1284P - Offers more flash memory and I/O options.
3. ATmega644P - Similar features with different memory sizes.
These alternatives may vary in features like memory size, pin count, and peripherals, so checking specific requirements is essential.