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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersATUC256L4U-D3HT
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ATUC256L4U-D3HT - Microchip Technology

Manufacturer Part Number
ATUC256L4U-D3HT
Manufacturer
Microchip Technology
Allelco Part Number
32D-ATUC256L4U-D3HT
ECAD Model
Parts Description
IC MCU 32BIT 256KB FLASH 48TLLGA
Package
48-UFLGA Exposed Pad
Data sheet
Cylindrical Battery Holders.pdf
ATUCxL3/4U Datasheet.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 4963

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Specifications

ATUC256L4U-D3HT Tech Specifications
Microchip Technology - ATUC256L4U-D3HT technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - ATUC256L4U-D3HT

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 1.62V ~ 3.6V  
Supplier Device Package 48-TLLGA (5.5x5.5)  
Speed 50MHz  
Series AVR®32 UC3 L  
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-UFLGA Exposed Pad  
Package Tray  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 36  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters A/D 8x12b  
Core Size 32-Bit Single-Core  
Core Processor AVR  
Connectivity I²C, SPI, UART/USART, USB  
Base Product Number ATUC256  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN 3A991A2
HTSUS 8542.31.0001

Parts Introduction

Manufacturer Part Number

ATUC256L4U-D3HT

Manufacturer

microchip-technology

Introduction

The ATUC256L4U-D3HT is a 32-bit single-core AVR microcontroller from the AVR®32 UC3 L series. It offers a range of advanced features and peripherals, making it suitable for a variety of embedded applications.

Product Features and Performance

32-bit AVR core operating at up to 50MHz

256KB of FLASH program memory

32KB of RAM

Integrated peripherals including I2C, SPI, UART/USART, USB, DMA, PWM, and more

8-channel 12-bit ADC

Supports a wide range of operating voltages (1.62V ~ 3.6V)

Wide operating temperature range (-40°C to 85°C)

Small 48-pin UFLGA package with exposed pad

Product Advantages

Powerful 32-bit AVR core for efficient and high-performance processing

Extensive peripheral set for versatile connectivity and control

Low power consumption for battery-powered applications

Flexible voltage range and temperature tolerance for diverse use cases

Key Reasons to Choose This Product

Robust and reliable performance for demanding embedded systems

Comprehensive peripheral integration to simplify design and reduce component count

Scalable and versatile solution suitable for a wide range of applications

Microchip's reputation for quality and customer support

Quality and Safety Features

Integrated brownout detection and reset

Power-on reset (POR) for reliable startup

Watchdog timer for system integrity

Compatibility

The ATUC256L4U-D3HT is compatible with other AVR®32 UC3 L series microcontrollers, allowing for easy migration and scalability within the product family.

Application Areas

Industrial automation and control systems

Smart home and IoT devices

Medical and healthcare equipment

Portable and battery-powered devices

Consumer electronics and appliances

Product Lifecycle

The ATUC256L4U-D3HT is an active product in our website's sales team's portfolio. There are equivalent and alternative models available within the AVR®32 UC3 L series, such as the ATUC256L4U-D3HI and ATUC256L4U-D4HT. For more information on product availability and potential alternatives, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology ATUC256L4U-D3HT

Product Attribute ATUC256L4U-D3HT ATUC256L3U-AUT ATUC64D3-A2UT ATUC64L3U-AUT
Part Number ATUC256L4U-D3HT ATUC256L3U-AUT ATUC64D3-A2UT ATUC64L3U-AUT
Manufacturer Microchip Technology Microchip Technology Microchip Technology Atmel
Voltage - Supply (Vcc/Vdd) 1.62V ~ 3.6V 1.62V ~ 3.6V 1.65V ~ 3.6V 1.62V ~ 3.6V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Speed 50MHz 50MHz 48MHz 50MHz
Number of I/O 36 51 51 51
RAM Size 32K x 8 32K x 8 16K x 8 16K x 8
Connectivity I²C, SPI, UART/USART, USB I²C, SPI, UART/USART, USB I²C, SPI, UART/USART, USB I²C, SPI, UART/USART, USB
Oscillator Type Internal Internal Internal Internal
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT Brown-out Detect/Reset, DMA, POR, PWM, WDT Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT Brown-out Detect/Reset, DMA, POR, PWM, WDT
Program Memory Type FLASH FLASH FLASH FLASH
Data Converters A/D 8x12b A/D 8x12b A/D 8x10b A/D 8x12b
Package Tray Tray Tray Bulk
Base Product Number ATUC256 ATUC256 ATUC64 ATUC64
Series AVR®32 UC3 L AVR®32 UC3 L AVR®32 UC3 D AVR®32 UC3 L
Package / Case 48-UFLGA Exposed Pad 64-TQFP 64-TQFP 64-TQFP
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) 256KB (256K x 8) 64KB (64K x 8) 64KB (64K x 8)
Core Size 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core
EEPROM Size - - - -
Core Processor AVR AVR AVR AVR
Supplier Device Package 48-TLLGA (5.5x5.5) 64-TQFP (10x10) 64-TQFP (10x10) 64-TQFP (10x10)

ATUC256L4U-D3HT Datasheet PDF

Download ATUC256L4U-D3HT pdf datasheets and Microchip Technology documentation for ATUC256L4U-D3HT - Microchip Technology.

Datasheets
ATUCxL3/4U Datasheet.pdf
HTML Datasheet
Cylindrical Battery Holders.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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ATUC256L4U-D3HT Image

ATUC256L4U-D3HT

Microchip Technology
32D-ATUC256L4U-D3HT

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