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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersAT32UC3B1256-AUR
AT32UC3B1256-AUR Image
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See specifications for product details.

AT32UC3B1256-AUR - Microchip Technology

Manufacturer Part Number
AT32UC3B1256-AUR
Manufacturer
Microchip Technology
Allelco Part Number
32D-AT32UC3B1256-AUR
ECAD Model
Parts Description
IC MCU 32BIT 256KB FLASH 48TQFP
Detailed Description
Package
48-TQFP
Data sheet
AT32UC3B Series Complete.pdf
AT32UC3B Series Summary.pdf
RoHs Status
ROHS3 Compliant
In stock: 5712

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Quantity

Specifications

AT32UC3B1256-AUR Tech Specifications
Microchip Technology - AT32UC3B1256-AUR technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - AT32UC3B1256-AUR

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 1.65V ~ 3.6V  
Supplier Device Package 48-TQFP (7x7)  
Speed 60MHz  
Series AVR®32 UC3 B  
RAM Size 32K x 8  
Program Memory Type FLASH  
Program Memory Size 256KB (256K x 8)  
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT  
Package / Case 48-TQFP  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 28  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters A/D 6x10b  
Core Size 32-Bit Single-Core  
Core Processor AVR  
Connectivity I²C, IrDA, SPI, SSC, UART/USART, USB  
Base Product Number AT32UC3  

Parts Introduction

Manufacturer Part Number

AT32UC3B1256-AUR

Manufacturer

microchip-technology

Introduction

High-performance, 32-bit AVR microcontroller designed for advanced embedded applications.

Product Features and Performance

32-Bit Single-Core AVR processor with a speed of 60MHz.

Advanced connectivity options include I2C, IrDA, SPI, SSC, UART/USART, USB.

Integrated peripherals for enhanced functionality: Brown-out Detect/Reset, DMA, POR, PWM, WDT.

256KB of FLASH program memory and 32KB RAM for robust applications.

Internal oscillator simplifies system design.

Operates over a wide voltage range of 1.65V to 3.6V.

Designed for optimal performance at temperatures ranging from -40°C to 85°C.

Product Advantages

High-speed processing capabilities suitable for demanding applications.

Versatile connectivity options support complex communications needs.

Ample memory resources support sophisticated programs and data processing.

Low power consumption enhances battery life in portable applications.

Compact 48-TQFP packaging allows for smaller, space-efficient designs.

Key Technical Parameters

Core Size: 32-Bit Single-Core

Speed: 60MHz

Program Memory Size: 256KB (256K x 8)

RAM Size: 32K x 8

Connectivity: I2C, IrDA, SPI, SSC, UART/USART, USB

Voltage Supply (Vcc/Vdd): 1.65V ~ 3.6V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Integrated brown-out detect/reset and por for improved system reliability.

Watchdog Timer (WDT) to prevent system lock-up.

Manufactured by Microchip Technology, a leader in microcontroller reliability and quality.

Compatibility

Suited for use in embedded systems requiring high-speed data transfer and connectivity.

Compatible with advanced development environments for efficient firmware programming.

Application Areas

Industrial control systems

Portable consumer devices

Complex communication systems

Automotive electronics

Healthcare devices

Product Lifecycle

Currently active with ongoing manufacturer support.

Not nearing discontinuation; future replacements or upgrades available.

Several Key Reasons to Choose This Product

High processing power for complex algorithm execution.

Comprehensive connectivity features fulfill modern communication requirements.

Reliable operation in extreme temperatures makes it suitable for industrial applications.

Efficient power usage contributes to longer device service life.

Backed by Microchip Technology's reputation for quality and support.

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology AT32UC3B1256-AUR

Product Attribute AT32UC3B1256-AUR AT32UC3B1128-AUT AT32UC3B1256-Z1UT AT32UC3B064-Z2UT
Part Number AT32UC3B1256-AUR AT32UC3B1128-AUT AT32UC3B1256-Z1UT AT32UC3B064-Z2UT
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Speed 60MHz 60MHz 60MHz 60MHz
Data Converters A/D 6x10b A/D 6x10b A/D 6x10b A/D 8x10b
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Series AVR®32 UC3 B AVR®32 UC3 B AVR®32 UC3 B AVR®32 UC3 B
Connectivity I²C, IrDA, SPI, SSC, UART/USART, USB I²C, IrDA, SPI, SSC, UART/USART, USB I²C, IrDA, SPI, SSC, UART/USART, USB I²C, IrDA, SPI, SSC, UART/USART, USB
EEPROM Size - - - -
Core Processor AVR AVR AVR AVR
Program Memory Size 256KB (256K x 8) 128KB (128K x 8) 256KB (256K x 8) 64KB (64K x 8)
Package / Case 48-TQFP 48-TQFP 48-VFQFN Exposed Pad 64-VFQFN Exposed Pad
Supplier Device Package 48-TQFP (7x7) 48-TQFP (7x7) 48-QFN (7x7) 64-QFN (9x9)
Number of I/O 28 28 28 44
Oscillator Type Internal Internal Internal Internal
Package Tape & Reel (TR) Tray Tray Tray
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT Brown-out Detect/Reset, DMA, POR, PWM, WDT Brown-out Detect/Reset, DMA, POR, PWM, WDT Brown-out Detect/Reset, DMA, POR, PWM, WDT
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
RAM Size 32K x 8 32K x 8 32K x 8 16K x 8
Voltage - Supply (Vcc/Vdd) 1.65V ~ 3.6V 1.65V ~ 3.6V 1.65V ~ 3.6V 1.65V ~ 3.6V
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
Base Product Number AT32UC3 AT32UC3 AT32UC3 AT32UC3

AT32UC3B1256-AUR Datasheet PDF

Download AT32UC3B1256-AUR pdf datasheets and Microchip Technology documentation for AT32UC3B1256-AUR - Microchip Technology.

Datasheets
AT32UC3B Series Complete.pdf AT32UC3B Series 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
AT32U/ATUC 16/Sep/2019.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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AT32UC3B1256-AUR

Microchip Technology
32D-AT32UC3B1256-AUR

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