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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersAT32UC3A3256-ALUT
AT32UC3A3256-ALUT Image
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See specifications for product details.

AT32UC3A3256-ALUT - Microchip Technology

Manufacturer Part Number
AT32UC3A3256-ALUT
Manufacturer
Microchip Technology
Allelco Part Number
32D-AT32UC3A3256-ALUT
ECAD Model
Parts Description
IC MCU 32BIT 256KB FLASH 144LQFP
Detailed Description
Package
144-LQFP
Data sheet
AT32UC3Azzz(S) Complete.pdf
AT32UC3Azzz(S) Summary.pdf
RoHs Status
ROHS3 Compliant
In stock: 2177

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Quantity

Specifications

AT32UC3A3256-ALUT Tech Specifications
Microchip Technology - AT32UC3A3256-ALUT technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - AT32UC3A3256-ALUT

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 1.75V ~ 3.6V  
Supplier Device Package 144-LQFP (20x20)  
Speed 66MHz  
Series AVR®32 UC3 A3  
RAM Size 128K x 8  
Program Memory Type FLASH  
Program Memory Size 256KB (256K x 8)  
Peripherals Brown-out Detect/Reset, DMA, POR, WDT  
Package / Case 144-LQFP  
Package Tray  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 110  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters A/D 8x10b  
Core Size 32-Bit Single-Core  
Core Processor AVR  
Connectivity EBI/EMI, I²C, IrDA, Memory Card, SPI, SSC, UART/USART, USB OTG  
Base Product Number AT32UC3  

Parts Introduction

Manufacturer Part Number

AT32UC3A3256-ALUT

Manufacturer

Microchip Technology

Introduction

The AT32UC3A3256-ALUT is a high-performance, 32-bit AVR microcontroller from Microchip Technology, designed for a range of embedded applications requiring high speed and low power consumption.

Product Features and Performance

Core Processor: AVR 32-Bit Single-Core

Speed: 66MHz

Connectivity Options: EBI/EMI, I2C, IrDA, Memory Card, SPI, SSC, UART/USART, USB OTG

Peripherals: Brown-out Detect/Reset, DMA, POR, WDT

Number of I/O: 110

Program Memory Size: 256KB FLASH

RAM Size: 128K x 8

Internal Oscillator

Data Converters: A/D, 8x10-bit

Product Advantages

Wide range of connectivity options

High number of input/output ports

Efficient power management with low voltage supply needs

Key Technical Parameters

Program Memory Type: FLASH

Voltage Supply (Vcc/Vdd): 1.75V ~ 3.6V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package/Case: 144-LQFP (20x20)

Quality and Safety Features

Brown-out Detect/Reset

DMA

Power-on Reset

Watchdog Timer

Compatibility

Compatible with AVR32 UC3 A3 series

Application Areas

Industrial automation

Consumer electronics

Automotive systems

Internet of Things devices

Product Lifecycle

Status: Active

Ongoing support with no reported plans for discontinuation

Several Key Reasons to Choose This Product

Robust temperature range enhancing reliability in extreme conditions

Ideal balance of power consumption and processing capability

Extensive peripheral set and connectivity options broadening application potential

Strong manufacturer support and product longevity

High-performance specifications suitable for advanced embedded systems implementations

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology AT32UC3A3256-ALUT

Product Attribute AT32UC3A3256-ALUT AT32UC3A3128-CTUT AT32UC3A3128-CTUT AT32UC3A3128-CTUR
Part Number AT32UC3A3256-ALUT AT32UC3A3128-CTUT AT32UC3A3128-CTUT AT32UC3A3128-CTUR
Manufacturer Microchip Technology Atmel Microchip Technology Microchip Technology
Number of I/O 110 110 110 110
Core Processor AVR AVR AVR AVR
Base Product Number AT32UC3 AT32UC3 AT32UC3 AT32UC3
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Data Converters A/D 8x10b A/D 8x10b A/D 8x10b A/D 8x10b
Speed 66MHz 66MHz 66MHz 66MHz
Oscillator Type Internal Internal Internal Internal
Peripherals Brown-out Detect/Reset, DMA, POR, WDT Brown-out Detect/Reset, DMA, POR, WDT Brown-out Detect/Reset, DMA, POR, WDT Brown-out Detect/Reset, DMA, POR, WDT
Voltage - Supply (Vcc/Vdd) 1.75V ~ 3.6V 1.75V ~ 3.6V 1.75V ~ 3.6V 1.75V ~ 3.6V
RAM Size 128K x 8 128K x 8 128K x 8 128K x 8
Package / Case 144-LQFP 144-TFBGA 144-TFBGA 144-TFBGA
Core Size 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core
Program Memory Type FLASH FLASH FLASH FLASH
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Program Memory Size 256KB (256K x 8) 128KB (128K x 8) 128KB (128K x 8) 128KB (128K x 8)
Connectivity EBI/EMI, I²C, IrDA, Memory Card, SPI, SSC, UART/USART, USB OTG EBI/EMI, I²C, IrDA, Memory Card, SPI, SSC, UART/USART, USB OTG EBI/EMI, I²C, IrDA, Memory Card, SPI, SSC, UART/USART, USB OTG EBI/EMI, I²C, IrDA, Memory Card, SPI, SSC, UART/USART, USB OTG
Series AVR®32 UC3 A3 AVR®32 UC3 A3 AVR®32 UC3 A3 AVR®32 UC3 A3
EEPROM Size - - - -
Supplier Device Package 144-LQFP (20x20) 144-FFBGA (11x11) 144-FFBGA (11x11) 144-TFBGA (11x11)
Package Tray Bulk Tray Tape & Reel (TR)

AT32UC3A3256-ALUT Datasheet PDF

Download AT32UC3A3256-ALUT pdf datasheets and Microchip Technology documentation for AT32UC3A3256-ALUT - Microchip Technology.

Datasheets
AT32UC3Azzz(S) Complete.pdf AT32UC3Azzz(S) Summary.pdf
PCN Packaging
MBB/Label Chgs 16/Nov/2018.pdf Transfer to Microchip/Label/Pkg 5/Sep/2016.pdf
PCN Design/Specification
Marking Chgs 11/Jul/2017.pdf
PCN Assembly/Origin
AT32UC3Axxx/AT32UC3Cxxx 09/Nov/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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AT32UC3A3256-ALUT Image

AT32UC3A3256-ALUT

Microchip Technology
32D-AT32UC3A3256-ALUT

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