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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersATMEGA328PB-AU
ATMEGA328PB-AU Image
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See specifications for product details.

ATMEGA328PB-AU - Microchip Technology

Manufacturer Part Number
ATMEGA328PB-AU
Manufacturer
Microchip Technology
Allelco Part Number
32D-ATMEGA328PB-AU
ECAD Model
Parts Description
IC MCU 8BIT 32KB FLASH 32TQFP
Detailed Description
Package
32-TQFP
Data sheet
ATmega328PB Complete.pdf
ATmega328PB Summary.pdf
RoHs Status
ROHS3 Compliant
In stock: 25194

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Specifications

ATMEGA328PB-AU Tech Specifications
Microchip Technology - ATMEGA328PB-AU technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - ATMEGA328PB-AU

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, Functional Safety (FuSa)  
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 Tray  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 27  
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  

Parts Introduction

Manufacturer Part Number

ATMEGA328PB-AU

Manufacturer

Microchip Technology

Introduction

The ATMEGA328PB-AU is an 8-bit AVR microcontroller from Microchip Technology's AVR ATmega series focused on embedded applications, featuring enhanced functionality for connectivity and interface options.

Product Features and Performance

Core Processor: AVR 8-Bit

Speed: 20MHz

Connectivity: I2C, SPI, UART/USART

Peripherals include Brown-out Detect/Reset, Power-on Reset, PWM, Watchdog Timer

Program Memory Size: 32KB FLASH

EEPROM Size: 1KB

RAM Size: 2KB

Data Converters: 8-channel, 10-bit ADC

Internal Oscillator

27 Programmable I/O lines

Product Advantages

Low power consumption

Broad range of communication interfaces

Advanced peripheral set enhancing system control

High integration assists in reducing system components and costs

Key Technical Parameters

Voltage Supply (Vcc/Vdd): 1.8V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package: 32-TQFP (7x7)

Quality and Safety Features

Features safety functionalities including Brown-out Detect, and Power-on Reset

Designed following industry quality standards

Compatibility

Compatible with AVR toolchain and development environments

Can be easily replaced or upgraded within the AVR ATmega microcontroller family

Application Areas

Embedded System applications

Consumer Electronics

Industrial Control Systems

Internet of Things (IoT) devices

Product Lifecycle

Current Status: Active

Ongoing support with no current plans for discontinuation

Upgrade options available within the AVR family

Several Key Reasons to Choose This Product

Robust peripheral set supports varied application needs

Optimal combination of low-power operation and advanced features

Strong support and widely used AVR platform

Scalability and compatibility with other AVR microcontrollers for easier future upgrades

Reliable operation in extended temperature ranges making it suitable for industrial applications

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology ATMEGA328PB-AU

Product Attribute ATMEGA328PB-AU ATMEGA329-16MI ATMEGA328PB-AUR ATMEGA328PB-MNR
Part Number ATMEGA328PB-AU ATMEGA329-16MI ATMEGA328PB-AUR ATMEGA328PB-MNR
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Base Product Number ATMEGA328 ATMEGA329 ATMEGA328 ATMEGA328
Package / Case 32-TQFP 64-VFQFN Exposed Pad 32-TQFP 32-VFQFN Exposed Pad
Speed 20MHz 16MHz 20MHz 20MHz
Package Tray Tray Tape & Reel (TR) Tape & Reel (TR)
Data Converters A/D 8x10b A/D 8x10b A/D 8x10b A/D 8x10b
Voltage - Supply (Vcc/Vdd) 1.8V ~ 5.5V 2.7V ~ 5.5V 1.8V ~ 5.5V 1.8V ~ 5.5V
Supplier Device Package 32-TQFP (7x7) 64-QFN (9x9) 32-TQFP (7x7) 32-VFQFN (5x5)
RAM Size 2K x 8 2K x 8 2K x 8 2K x 8
Oscillator Type Internal Internal Internal Internal
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Series AVR® ATmega, Functional Safety (FuSa) AVR® ATmega AVR® ATmega, Functional Safety (FuSa) AVR® ATmega, Functional Safety (FuSa)
Number of I/O 27 54 27 27
EEPROM Size 1K x 8 1K x 8 1K x 8 1K x 8
Core Size 8-Bit 8-Bit 8-Bit 8-Bit
Peripherals Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, LCD, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Size 32KB (16K x 16) 32KB (16K x 16) 32KB (16K x 16) 32KB (16K x 16)
Program Memory Type FLASH FLASH FLASH FLASH
Connectivity I²C, SPI, UART/USART SPI, UART/USART, USI I²C, SPI, UART/USART I²C, SPI, UART/USART
Core Processor AVR AVR AVR AVR
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 105°C (TA)

ATMEGA328PB-AU Datasheet PDF

Download ATMEGA328PB-AU pdf datasheets and Microchip Technology documentation for ATMEGA328PB-AU - Microchip Technology.

Datasheets
ATmega328PB Complete.pdf ATmega328PB Summary.pdf
PCN Packaging
Transfer to Microchip/Label/Pkg 5/Sep/2016.pdf Boxes 07/Dec/2016.pdf
PCN Assembly/Origin
ATMEGAyyy 14/Feb/2020.pdf
PCN Design/Specification
ATmega328PB 27/Feb/2018.pdf ATmega328PB 15/Jan/2018.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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ATMEGA328PB-AU Image

ATMEGA328PB-AU

Microchip Technology
32D-ATMEGA328PB-AU

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