Name: ATMEGA328P-AU
Brand: Microchip Technology
SKU: DS-5489496
Price: 1.5147 USD
Availability: InStock
Rating: 4.8 (3 reviews)

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Microchip Technology ATMEGA328P-AU

IC MCU 8BIT 32KB FLASH 32TQFP

Manufacturer # :ATMEGA328P-AU

Manufacturer :Microchip Technology

Dasenic # :ATMEGA328P-AU-DS

Datasheet :

ATMEGA328P-AU Datasheet

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Description : IC MCU 8BIT 32KB FLASH 32TQFP

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ATMEGA328P-AU information

Microchip Technology ATMEGA328P-AU technical specifications, attributes, parameters.
Category:Integrated Circuits (ICs)/Embedded - Microcontrollers
Product Status:Active
Operating Temperature:-40°C ~ 85°C (TA)
Mounting Type:Surface Mount
Package / Case:32-TQFP
Supplier Device Package:32-TQFP (7x7)
Peripherals:Brown-out Detect/Reset, POR, PWM, WDT
Number of I/ O:23
Speed:20MHz
E E P R O M Size:1K x 8
Core Processor:AVR
R A M Size:2K x 8
Program Memory Type:Flash
Core Size:8-Bit
Connectivity:I²C, SPI, UART/USART
Program Memory Size:32KB (16K x 16)
Voltage - Supply ( Vcc/ Vdd):1.8V ~ 5.5V
Data Converters:A/D 8x10b
Oscillator Type:Internal
EU RoHS Status:ROHS3 Compliant
MSL Rating:3 (168 Hours,30°C/60%RH)
REACH Status:REACH Unaffected
US ECCN:EAR99
HTS US:8542.31.0001
China RoHS Status:Green Symbol: Green and environmentally friendly product

Download datasheets and manufacturer documentation for Microchip Technology ATMEGA328P-AU
Datasheet:
ATMEGA328P-AU,

Microchip Technology ATMEGA328P-AU Environmental and export classification status description

The Microchip Technology ATmega328P-AU is an 8-bit AVR microcontroller based on a modified Harvard architecture. This microcontroller is part of the ATmega series and features a 32 KB Flash memory, 2 KB SRAM, 1 KB EEPROM, 23 general purpose I/O lines, and multiple communication interfaces. It operates at a clock speed of up to 20 MHz and runs on a voltage range of 1.8V to 5.5V, making it suitable for low-power applications.

Functions
- Microcontroller Core: The ATmega328P-AU serves as the central control unit, executing instructions stored in its Flash memory.
- I/O Ports: It has 23 GPIO pins that can be configured as input or output.
- Timers: The device includes several timers/counters for generating precise timing and frequencies.
- ADC: It features a 10-bit Analog-to-Digital Converter (ADC) for reading analog signals.
- Serial Communication: The microcontroller supports UART, SPI, and I2C interfaces for communication with other devices.
- Interrupts: Supports external and internal interrupts for responsive application design.

Applications
- Embedded Systems: Widely used in Arduino boards for DIY projects.
- Sensor Data Acquisition: Utilizing ADC for reading sensors in various applications.
- Home Automation: Control and automation of home devices.
- Robotics: Serves as the controller in robotic systems for sensors and actuators.
- Consumer Electronics: Found in devices for managing user interfaces and functionality.

Alternative Parts
- ATmega8A: Smaller memory, somewhat similar in functionality.
- ATmega168: Less Flash memory than the ATmega328P but similar architecture.
- ATmega32: More I/O pins and memory but larger package.
- ATmega2560: More resources and a larger footprint, often used in more complex systems.

Embedded Modules
- Arduino UNO: Based on the ATmega328P-AU, enabling rapid prototyping.
- Genuino UNO: Similar to the Arduino UNO, targeted for different markets.
- Various Shield Modules: Add functionality, such as WiFi, Bluetooth, and sensors.

Related Q&A

Q1: What is the primary purpose of the ATmega328P-AU microcontroller?
A1: The primary purpose of the ATmega328P-AU is to serve as a control unit for embedded systems, enabling tasks like data processing, sensor interfacing, and communication with other devices.

Q2: How much Flash memory does the ATmega328P-AU have?
A2: The ATmega328P-AU has 32 KB of Flash memory for program storage, with 0.5 KB used for the bootloader.

Q3: Can the ATmega328P-AU be used in battery-powered applications?
A3: Yes, the ATmega328P-AU is suitable for battery-powered applications due to its low power consumption and a wide operating voltage range of 1.8V to 5.5V.

Q4: What kind of peripherals does the ATmega328P-AU support?
A4: The ATmega328P-AU supports various peripherals, including a 10-bit ADC, timers/counters, UART, SPI, and I2C for flexible communication and timing applications.

Q5: What is the significance of Arduino in context with the ATmega328P-AU?
A5: The ATmega328P-AU is the core microcontroller used in the Arduino UNO board, which is popular for hobbyist and educational projects, allowing users to easily program the microcontroller and interface with various sensors and actuators.

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ATMEGA328P-AU provided by Microchip Technology

Since 1989, Microchip Technology Inc. has been a leading provider of smart, connected, and secure embedded control solutions. The company has dedicated all aspects of its technical resources to develop two major products: the 8-bit PIC microcontroller (MCU) and high-quality serial EEPROM. Additionally, the company has expanded its product offerings to include microcontroller peripherals, analog products, RFID smart cards, and KeeLoq security products. These comprehensive solutions enable the design of more valuable and sophisticated embedded control systems. Microchip's solutions serve more than 125,000 customers across various markets, including industrial, automotive, consumer, aerospace and defense, communications, and computing. Microchip is a US public company (NASDAQ: MCHP), headquartered in Chandler, Arizona. The company offers outstanding technical support along with dependable delivery and quality.