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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersATMEGA328P-AUR
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ATMEGA328P-AUR - Microchip Technology

Manufacturer Part Number
ATMEGA328P-AUR
Manufacturer
Microchip Technology
Allelco Part Number
32D-ATMEGA328P-AUR
ECAD Model
Parts Description
IC MCU 8BIT 32KB FLASH 32TQFP
Package
32-TQFP
Data sheet
ATmega48A/PA/88A/PA/168A/PA/328/P.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 15278

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Specifications

ATMEGA328P-AUR Tech Specifications
Microchip Technology - ATMEGA328P-AUR technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - ATMEGA328P-AUR

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V  
Supplier Device Package 32-TQFP (7x7)  
Speed 20MHz  
Series AVR® ATmega  
RAM Size 2K x 8  
Program Memory Type FLASH  
Program Memory Size 32KB (16K x 16)  
Peripherals Brown-out Detect/Reset, POR, PWM, WDT  
Package / Case 32-TQFP  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 23  
Mounting Type Surface Mount  
EEPROM Size 1K x 8  
Data Converters A/D 8x10b  
Core Size 8-Bit  
Core Processor AVR  
Connectivity I²C, SPI, UART/USART  
Base Product Number ATMEGA328  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.31.0001

Parts Introduction

Manufacturer Part Number

ATMEGA328P-AUR

Manufacturer

Microchip Technology

Introduction

The ATMEGA328P-AUR is a high-performance microcontroller from Microchip Technology's AVR® ATmega series, designed for efficient handling of complex embedded tasks.

Product Features and Performance

Core Processor: AVR 8-Bit for efficient processing and control.

Speed: Up to 20MHz operational frequency for quick execution of operations.

Connectivity includes I2C, SPI, UART/USART for versatile peripherals and device communication.

Embedded Peripherals: Brown-out Detect/Reset, Power-on Reset, PWM, Watch Dog Timer for advanced control and safety.

Number of I/O: 23, offering extensive interface options.

Program Memory Size: 32KB FLASH for significant storing of code.

EEPROM Size: 1K x 8, allowing for data storage without power.

RAM Size: 2K x 8 for fast data manipulation.

Integrated A/D Converters: 8x10b for precise analog to digital conversion.

Internal Oscillator for simplified circuit design.

Operates across a wide Voltage range: 1.8V ~ 5.5V.

Product Advantages

Low power consumption combined with high performance.

High integration level leads to reduced external components and system cost.

Wide voltage operation range ensures adaptability in various power supply scenarios.

Comprehensive connectivity options support complex applications.

Key Technical Parameters

Core Size: 8-Bit

Program Memory: 32KB FLASH

EEPROM: 1K x 8

RAM: 2K x 8

I/O Pins: 23

Speed: 20MHz

Voltage Supply: 1.8V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Brown-out Detect/Reset and Power-on Reset for system stability.

Integration of Watch Dog Timer enhances reliability.

Compatibility

Supports I2C, SPI, UART/USART interfaces for broad device compatibility.

Application Areas

Industrial control systems.

Smart home devices.

Automotive electronics.

DIY projects and educational use.

Product Lifecycle

Status: Active, not nearing discontinuation.

Long-term availability is expected, with support for future upgrades or replacements.

Several Key Reasons to Choose This Product

Versatile connectivity options and high integration for a broad range of applications.

Reliable performance from an established manufacturer, Microchip Technology.

Robust against wide voltage variations and temperature fluctuations.

Extensive support and documentation available for ease of development.

Economical choice for both complex and simple embedded systems.

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology ATMEGA328P-AUR

Product Attribute ATMEGA328P-AUR ATMEGA328P-MU ATMEGA328P-PU ATMEGA328P-AN
Part Number ATMEGA328P-AUR ATMEGA328P-MU ATMEGA328P-PU ATMEGA328P-AN
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Data Converters A/D 8x10b A/D 8x10b A/D 6x10b A/D 8x10b
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V
Number of I/O 23 23 23 23
Peripherals Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT
EEPROM Size 1K x 8 1K x 8 1K x 8 1K x 8
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 105°C (TA)
Core Processor AVR AVR AVR AVR
Mounting Type Surface Mount Surface Mount Through Hole Surface Mount
Speed 20MHz 20MHz 20MHz 20MHz
Base Product Number ATMEGA328 ATMEGA328 ATMEGA328 ATMEGA328
RAM Size 2K x 8 2K x 8 2K x 8 2K x 8
Connectivity I²C, SPI, UART/USART I²C, SPI, UART/USART I²C, SPI, UART/USART I²C, SPI, UART/USART
Program Memory Size 32KB (16K x 16) 32KB (16K x 16) 32KB (16K x 16) 32KB (16K x 16)
Supplier Device Package 32-TQFP (7x7) 32-VQFN (5x5) 28-PDIP 32-TQFP (7x7)
Series AVR® ATmega AVR® ATmega AVR® ATmega AVR® ATmega
Package Tape & Reel (TR) Tray Tube Tray
Oscillator Type Internal Internal Internal Internal
Package / Case 32-TQFP 32-VFQFN Exposed Pad 28-DIP (0.300", 7.62mm) 32-TQFP
Program Memory Type FLASH FLASH FLASH FLASH

ATMEGA328P-AUR Datasheet PDF

Download ATMEGA328P-AUR pdf datasheets and Microchip Technology documentation for ATMEGA328P-AUR - Microchip Technology.

Datasheets
ATmega48A/PA/88A/PA/168A/PA/328/P.pdf
PCN Packaging
MBB/Label Chgs 16/Nov/2018.pdf Tape and Reel Label Update 10/Feb/2015.pdf
PCN Design/Specification
Marking Chgs 11/Jul/2017.pdf ATmega48A/PA/88A/PA/168A/PA/328/P 10/Sep/2020.pdf
Errata
ATmega48A/PA/88A/PA/168A/PA/328/P Errata.pdf
PCN Assembly/Origin
Bond Wire 19/Mar/2021.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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ATMEGA328P-AUR Image

ATMEGA328P-AUR

Microchip Technology
32D-ATMEGA328P-AUR

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