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ATMEGA328-AU

Microchip Technology

ATMEGA328-AU by Microchip Technology

ATMEGA328-AU by Microchip Technology is an 8-bit microcontroller with 32 terminals, operating at a max frequency of 20 MHz. It features 2 external interrupts and includes peripherals like BOD, PWM(6), and TWI connectivity. Ideal for industrial applications requiring low power consumption and precise control with its 8-channel ADC and FLASH ROM programmability.

Median Price

$2.420

Lifecycle Status

Suppliers In-Stock

34

In-Stock Inventory

1k+

Distributors (Authorized)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Arrow

USA . 500 parts In-Stock

1+ parts

$2.399

100+ parts

$2.147

1k+ parts

-

10k+ parts

-

500

$2.399

$2.147

-

-

Mouser Electronics

USA . 30,600 parts In-Stock

1+ parts

$2.420

100+ parts

$2.010

1k+ parts

$2.000

10k+ parts

-

30,600

$2.420

$2.010

$2.000

-

DigiKey

USA . 3,155 parts In-Stock

1+ parts

$2.420

100+ parts

$2.010

1k+ parts

-

10k+ parts

-

3,155

$2.420

$2.010

-

-

Microchip Technology

USA . 212 parts In-Stock

1+ parts

$2.420

100+ parts

$2.010

1k+ parts

$1.850

10k+ parts

$1.770

212

$2.420

$2.010

$1.850

$1.770

Chip1Stop

Japan . 3,776 parts In-Stock

1+ parts

$2.470

100+ parts

$1.940

1k+ parts

$1.760

10k+ parts

-

3,776

$2.470

$1.940

$1.760

-

Farnell

UK . 55,857 parts In-Stock

1+ parts

$2.494

100+ parts

$2.404

1k+ parts

$2.365

10k+ parts

-

55,857

$2.494

$2.404

$2.365

-

Distrelec

Netherlands . 224 parts In-Stock

1+ parts

$2.795

100+ parts

$2.655

1k+ parts

-

10k+ parts

-

224

$2.795

$2.655

-

-

Element14

Singapore . 66,021 parts In-Stock

1+ parts

$3.460

100+ parts

$3.150

1k+ parts

$3.140

10k+ parts

-

66,021

$3.460

$3.150

$3.140

-

Newark

USA . 56,056 parts In-Stock

1+ parts

$4.040

100+ parts

$2.700

1k+ parts

$2.180

10k+ parts

$2.090

56,056

$4.040

$2.700

$2.180

$2.090

RS (Exports)

UK . 1,355 parts In-Stock

1+ parts

-

100+ parts

$2.232

1k+ parts

-

10k+ parts

-

1,355

-

$2.232

-

-

Master Electronics

USA . 970 parts In-Stock

1+ parts

-

100+ parts

$2.000

1k+ parts

$1.940

10k+ parts

$1.910

970

-

$2.000

$1.940

$1.910

Verical

USA . 970 parts In-Stock

1+ parts

-

100+ parts

$2.353

1k+ parts

$2.294

10k+ parts

-

970

-

$2.353

$2.294

-

Avnet

USA . 250 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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250

-

-

-

-

Future Electronics

Canada . 225 parts In-Stock

1+ parts

-

100+ parts

$2.190

1k+ parts

$2.120

10k+ parts

-

225

-

$2.190

$2.120

-

Distributors (In-Stock)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Digiode

USA . 785 parts In-Stock

1+ parts

$2.038

100+ parts

-

1k+ parts

-

10k+ parts

-

785

$2.038

-

-

-

Maritex

Poland . 21,458 parts In-Stock

1+ parts

$2.234

100+ parts

$1.855

1k+ parts

$1.846

10k+ parts

-

21,458

$2.234

$1.855

$1.846

-

Nova Conductors

Japan . 650 parts In-Stock

1+ parts

$2.305

100+ parts

-

1k+ parts

-

10k+ parts

-

650

$2.305

-

-

-

NAC Semi

USA . 750 parts In-Stock

1+ parts

$2.600

100+ parts

$2.350

1k+ parts

$2.110

10k+ parts

-

750

$2.600

$2.350

$2.110

-

TME

Poland . 61 parts In-Stock

1+ parts

$2.600

100+ parts

$2.170

1k+ parts

-

10k+ parts

-

61

$2.600

$2.170

-

-

Component Electronics Inc.

Canada . 46 parts In-Stock

1+ parts

$7.690

100+ parts

$5.770

1k+ parts

$5.000

10k+ parts

-

46

$7.690

$5.770

$5.000

-

Chip Stock

USA . 28,500 parts In-Stock

1+ parts

-

100+ parts

-

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-

10k+ parts

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28,500

-

-

-

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Vyrian

USA . 20,059 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

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20,059

-

-

-

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VNN

France . 2,762 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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2,762

-

-

-

-

Component Sense

UK . 2,338 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

2,338

-

-

-

-

Electro Sonic

Canada . 1,720 parts In-Stock

1+ parts

-

100+ parts

$2.050

1k+ parts

$1.980

10k+ parts

$1.950

1,720

-

$2.050

$1.980

$1.950

IBS Electronics

USA . 1,195 parts In-Stock

1+ parts

-

100+ parts

$3.071

1k+ parts

$2.707

10k+ parts

$2.637

1,195

-

$3.071

$2.707

$2.637

Micros

Poland . 713 parts In-Stock

1+ parts

-

100+ parts

$2.399

1k+ parts

$2.305

10k+ parts

-

713

-

$2.399

$2.305

-

Partservice

France . 712 parts In-Stock

1+ parts

-

100+ parts

$2.139

1k+ parts

$2.077

10k+ parts

$2.077

712

-

$2.139

$2.077

$2.077

Micros sp.j. W. Kędra i J. Lic

Poland . 712 parts In-Stock

1+ parts

-

100+ parts

$2.292

1k+ parts

$2.225

10k+ parts

$2.225

712

-

$2.292

$2.225

$2.225

Bristol Electronics

USA . 141 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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141

-

-

-

-

SPM Sales

USA . 75 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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75

-

-

-

-

Sensible Micro Corp

USA . 42 parts In-Stock

1+ parts

-

100+ parts

$2.032

1k+ parts

$1.888

10k+ parts

-

42

-

$2.032

$1.888

-

J2 Sourcing AB

Sweden . 10 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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10

-

-

-

-

Semi Source

USA . 2 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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2

-

-

-

-

Distributors (Availability)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

Ampacity Inc.

Singapore . 19,167 parts In-Stock

1+ parts

$1.600

100+ parts

-

1k+ parts

-

10k+ parts

-

19,167

$1.600

-

-

-

Semicontronic

India . 18,556 parts In-Stock

1+ parts

$1.600

100+ parts

$1.560

1k+ parts

$1.552

10k+ parts

-

18,556

$1.600

$1.560

$1.552

-

Continental Prestige Electronics

USA . 56,720 parts In-Stock

1+ parts

$1.870

100+ parts

$1.610

1k+ parts

-

10k+ parts

-

56,720

$1.870

$1.610

-

-

Corphita

USA . 703 parts In-Stock

1+ parts

$1.930

100+ parts

-

1k+ parts

-

10k+ parts

-

703

$1.930

-

-

-

Vigor

Singapore . 2,000 parts In-Stock

1+ parts

$2.110

100+ parts

-

1k+ parts

-

10k+ parts

-

2,000

$2.110

-

-

-

Argo Parts USA

USA . 4,966 parts In-Stock

1+ parts

$2.290

100+ parts

-

1k+ parts

-

10k+ parts

-

4,966

$2.290

-

-

-

Corohmni

South Africa . 682 parts In-Stock

1+ parts

$32.119

100+ parts

-

1k+ parts

-

10k+ parts

-

682

$32.119

-

-

-

Modulus Dynamics

Lithuania . 2,099 parts In-Stock

1+ parts

$51.738

100+ parts

$51.738

1k+ parts

$51.738

10k+ parts

-

2,099

$51.738

$51.738

$51.738

-

Aztec Data Supply Inc.

USA . 3,971 parts In-Stock

1+ parts

$78.943

100+ parts

-

1k+ parts

-

10k+ parts

-

3,971

$78.943

-

-

-

Advanced Electronics

New Zealand . 3,000 parts In-Stock

1+ parts

$82.578

100+ parts

$78.449

1k+ parts

$78.449

10k+ parts

-

3,000

$82.578

$78.449

$78.449

-

RC Electronics

USA . 48,893 parts In-Stock

1+ parts

-

100+ parts

$2.190

1k+ parts

$2.000

10k+ parts

$1.940

48,893

-

$2.190

$2.000

$1.940

Perfect Parts

USA . 41,076 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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41,076

-

-

-

-

Lixinc

USA . 19,578 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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19,578

-

-

-

-

QUARKTWIN TECHNOLOGY LTD

USA . 16,576 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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16,576

-

-

-

-

Authorized Procurement Solutions

USA . 9,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

9,000

-

-

-

-

RGB Technical Solutions

Ukraine . 6,980 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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6,980

-

-

-

-

S.R.D Solutions

India . 5,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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5,000

-

-

-

-

Glotronic Ltd.

UK . 3,500 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

3,500

-

-

-

-

Futuretech Components

Singapore . 3,000 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

3,000

-

-

-

-

Robosynatics

Brazil . 1,255 parts In-Stock

1+ parts

-

100+ parts

$82.754

1k+ parts

$81.065

10k+ parts

$81.065

1,255

-

$82.754

$81.065

$81.065

Lucentia Tech

USA . 1,255 parts In-Stock

1+ parts

-

100+ parts

$82.754

1k+ parts

$81.065

10k+ parts

$81.065

1,255

-

$82.754

$81.065

$81.065

Allen Electronics Distributors

USA . 1,220 parts In-Stock

1+ parts

-

100+ parts

$2.246

1k+ parts

-

10k+ parts

-

1,220

-

$2.246

-

-

Kepictronics

USA . 1,121 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

1,121

-

-

-

-

Kulean Microsystems

USA . 998 parts In-Stock

1+ parts

-

100+ parts

$2.273

1k+ parts

$1.720

10k+ parts

$1.720

998

-

$2.273

$1.720

$1.720

Supply Digital

USA . 513 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

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513

-

-

-

-

Metaverse IC Inc.

Canada . 224 parts In-Stock

1+ parts

-

100+ parts

-

1k+ parts

-

10k+ parts

-

224

-

-

-

-

Netroflash

USA . 50 parts In-Stock

1+ parts

-

100+ parts

$2.258

1k+ parts

$2.189

10k+ parts

$2.143

50

-

$2.258

$2.189

$2.143

Overview

Unlock limitless possibilities with the ATMEGA328-AU by Microchip Technology! This high-quality microcontroller offers unparalleled performance and reliability for a wide range of applications. Seamlessly integrating cutting-edge technology, this product delivers exceptional value by providing advanced features such as ADC channels, DAC channels, and multiple PWM channels. Ideal for industrial-grade projects, the ATMEGA328-AU ensures optimal functionality and precision. Elevate your designs with this versatile microcontroller and experience the difference Microchip Technology brings to the table.

Feature Benefit Bullets

Package Body Material: PLASTIC/EPOXY

This material provides durability and protection for the microcontroller, ensuring a longer lifespan.

Maximum Supply Voltage: 5.5 V

Can handle higher voltage inputs, making it versatile for different power supply configurations.

ADC Channels: YES

Ability to convert analog signals to digital data, suitable for applications requiring sensor interfacing.

Maximum Clock Frequency: 20 MHz

High clock frequency allows for fast processing speed, beneficial for real-time applications.

Connectivity: SPI, TWI, USART

Multiple communication interfaces enable easy integration with other devices or peripherals.

Low Power Mode: YES

Efficient power consumption in low power mode, ideal for battery-powered applications or energy-efficient designs.

Technical Specifications

Microcontrollers ATMEGA328-AU attributes and parameters. Explore more Microcontrollers devices from Microchip Technology

Specs

ADC Channels:

YES

Additional Features:

IT ALSO OPERATES 1.8V AT 4 MHZ

Address Bus Width:

0

Bit Size:

8

Boundary Scan:

NO

CPU Family:

AVR RISC

Maximum Clock Frequency:

20 MHz

DAC Channels:

YES

DMA Channels:

NO

External Data Bus Width:

0

Format:

FIXED POINT

Integrated Cache:

NO

JESD-30 Code:

S-PQFP-G32

JESD-609 Code:

e3

Length:

7 mm

Low Power Mode:

YES

Moisture Sensitivity Level (MSL):

3

No. of External Interrupts:

2

No. of I/O Lines:

23

No. of Serial I/Os:

1

No. of Terminals:

32

No. of Timers:

3

On Chip Data RAM Width:

8

On Chip Program ROM Width:

16

Maximum Operating Temperature:

85 Cel

Minimum Operating Temperature:

-40 Cel

PWM Channels:

YES

Package Body Material:

PLASTIC/EPOXY

Package Code:

Package Equivalence Code:

TQFP32,.35SQ,32

Package Shape:

Package Style (Meter):

FLATPACK, THIN PROFILE

Power Supplies (V):

2/5

Qualification:

Not Qualified

RAM Bytes:

2048

RAM Words:

2048

ROM Words:

16384

ROM Programmability:

FLASH

Maximum Seated Height:

1.2 mm

Speed:

20 rpm

Sub-Category:

Microcontrollers

Maximum Supply Current:

12 mA

Maximum Supply Voltage:

5.5 V

Minimum Supply Voltage:

4.5 V

Nominal Supply Voltage:

5 V

Surface Mount:

YES

Technology:

CMOS

Temperature Grade:

Terminal Finish:

MATTE TIN

Terminal Form:

Terminal Pitch:

.8 mm

Terminal Position:

QUAD

Width:

7 mm

Peripheral IC Type:

Data EEPROM Size:

1024

Connectivity:

SPI, TWI, USART

Peripherals:

BOD, COMPARATOR, POR, PWM(6), TIMER(3), WDT

Analog To Digital Convertors:

8-Ch 10-Bit

Trade Compliance

ATMEGA328-AU Peripheral ICs trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

HTS

8542.31.00.01

SB

8542.31.00.00

Manufacturer Highlights

Microchip Technology

Microchip Technology Incorporated is a leading provider of integrated circuit (IC) solutions for the global market. Founded in 1989, the company designs, manufactures, tests and markets state-of-the-art microcontrollers and analog devices for use in a wide array of electronics applications, such as the automotive industry, consumer electronics and industrial automation. Through its world-class production processes and technologies, Microchip Technology has become an innovator of semiconductor solutions that enable customers to maximize their performance while streamlining costs.

The material and information contained is this video is for educational and general information purposes. All rights remain with respective rightsholders. Fair Use Statement

Management team

President and CEO

Ganesh Moorthy

Executive Chair

Steve Sanghi

CFO, Senior VP

J. Eric Bjornholt

Manufacturer fab locations 9

Fab name Location Fab Initiation Wafer Capacity

Fab 5 - Colorado

Fabrication

Fab Initiation

1995

USA

Colorado Springs

Wafer Capacity

70,000

1995

70,000

Santa Clara

Fabrication

Fab Initiation

1990

USA

Santa Clara

Wafer Capacity

1,290

1990

1,290

Lawrence

Fabrication

Fab Initiation

1989

USA

Lawrence

Wafer Capacity

5,000

1989

5,000

Fab 4 - Gresham

Fabrication

Fab Initiation

1988

USA

Gresham

Wafer Capacity

50,000

1988

50,000

Fab 2 - Tempe

Fabrication

Fab Initiation

1994

USA

Tempe

Wafer Capacity

30,000

1994

30,000

Beverly

Fabrication

Fab Initiation

1985

USA

Beverly

Wafer Capacity

2,000

1985

2,000

Lowell

Fabrication

Fab Initiation

1986

USA

Lowell

Wafer Capacity

15,000

1986

15,000

Garden Grove

Fabrication

Fab Initiation

1985

USA

Garden Grove

Wafer Capacity

12,000

1985

12,000

New Fab - Gresham

Fabrication

Fab Initiation

2024

USA

Gresham

Wafer Capacity

2024

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