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ATUC256L4U-D3HR 32-bit AVR microcontroller with 256KB Flash and 32KB RAM. Operating at 50MHz in a 48-TLLGA package.
Mfr Part #:

ATUC256L4U-D3HR

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
32-bit AVR microcontroller with 256KB Flash and 32KB RAM. Operating at 50MHz in a 48-TLLGA package.
✓ Total Stock: 23,174 pcs
$ Price Range: $3.41

ATUC256L4U-D3HR Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
23,174 pcs
On Request
23174 pcs On Request 1 On Request On Request 2020+ On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

ATUC256L4U-D3HR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage
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ATUC256L4U-D3HR Description

Short technical summary and product information.

The ATUC256L4U-D3HR is a 32-bit AVR microcontroller from Microchip Technology. It features a high-performance AVR core with single-cycle RISC instruction set, operating at up to 50MHz. The device includes 256KB of Flash program memory and 32KB of SRAM, with 36 general-purpose I/O pins. On-chip peripherals include brown-out detection, DMA, POR, PWM, and watchdog timer. Connectivity options include I2C, SPI, UART/USART, and USB. An 8-channel 12-bit analog-to-digital converter is also integrated. The supply voltage range is 1.62V to 3.6V, and the operating temperature range is -40°C to 85°C. The device is offered in a 48-UFLGA exposed pad package, supplied as 48-TLLGA (5.5x5.5mm), and is surface mount compatible.

ATUC256L4U-D3HR Quick Information

Product Type: Microcontroller
Series: ATUC256
Canonical Name: Microchip Technology ATUC256L4U-D3HR 32-bit AVR Microcontroller
Subcategory: 32-bit Microcontroller

ATUC256L4U-D3HR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ATUC256L4U-D3HR Estimated Pricing

Qty Low High
1+ $3.41 $3.41

Estimated market price range - modelled values for guidance only, not live distributor offers.

ATUC256L4U-D3HR Features

  • 32-bit AVR core with single-cycle RISC.
  • 256KB Flash and 32KB SRAM on-chip.
  • 50MHz operation with 36 I/O pins.
  • USB, I2C, SPI, and UART connectivity.
  • 8-channel 12-bit analog-to-digital converter.

ATUC256L4U-D3HR Applications

  • Industrial control and automation systems
  • Portable medical monitoring devices
  • Wireless sensor network nodes
  • USB peripheral device controllers
  • Battery-powered IoT endpoints

ATUC256L4U-D3HR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of ATUC256L4U-D3HR?

1.62V to 3.6V.

What package does ATUC256L4U-D3HR come in?

48-UFLGA Exposed Pad, supplied as 48-TLLGA (5.5x5.5mm).

What is the operating temperature range?

-40°C to 85°C (TA).

Is ATUC256L4U-D3HR RoHS compliant?

Yes, RoHS3 Compliant (unverified).

What is the core processor?

AVR 32-bit single-core.

How much Flash and RAM does it have?

256KB Flash and 32KB RAM.

What connectivity interfaces are available?

I2C, SPI, UART/USART, and USB.

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