ATSAM3U4EA-AU The Microchip ATSAM3U4EA-AU is a 32-bit ARM Cortex M3 microcontroller operating at 96MHz. It features 256kB of FLASH program memory and 52kB of RAM.
Mfr Part #:

ATSAM3U4EA-AU

Available from 2 distributors
Mfr Name: Atmel
Atmel
The Microchip ATSAM3U4EA-AU is a 32-bit ARM Cortex M3 microcontroller operating at 96MHz. It features 256kB of FLASH program memory and 52kB of RAM.
✓ Total Stock: 2,714 pcs
$ Price Range: $5.55

ATSAM3U4EA-AU Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
2,204 pcs
2204 pcs On Request 1 On Request On Request 21+ On Request On Request
Non-Authorised Inventory information
510 pcs
510 pcs On Request 1 On Request On Request 10+11+ On Request On Request

ATSAM3U4EA-AU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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ATSAM3U4EA-AU Description

Short technical summary and product information.

This Microchip ATSAM3U4EA-AU microcontroller is built on the ARM Cortex M3 architecture, offering a 32-bit data bus and a maximum clock frequency of 96MHz. It provides 256kB of FLASH program memory and 52kB of RAM, making it suitable for embedded applications requiring moderate processing power and memory.

 

The device supports a wide operating voltage range from 1.62V to 3.6V and features 96 programmable I/O pins. It includes integrated peripherals such as 16x 10/12-bit ADCs, a 12-bit DAC, and 1 timer. The microcontroller is housed in a 144-pin LQFP surface-mount package with dimensions of 20mm x 20mm and a height of 1.45mm.

 

Designed for general-purpose embedded systems, the ATSAM3U4EA-AU operates within a temperature range of -40°C to 85°C. Its RISC instruction set architecture contributes to efficient processing. The component is manufactured in Taiwan.

ATSAM3U4EA-AU Quick Information

Product Type: Microcontroller
Series: SAM3U
Canonical Name: Microchip ATSAM3U4EA-AU 32-bit ARM Cortex M3 Microcontroller
Subcategory: ARM Cortex M3

ATSAM3U4EA-AU Compliance

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

ATSAM3U4EA-AU Estimated Pricing

Qty Low High
1+ $5.55 $5.55

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

ATSAM3U4EA-AU Features

  • 32-bit ARM Cortex M3 core
  • 96MHz maximum clock frequency
  • 256kB FLASH program memory
  • 52kB RAM
  • 144-pin LQFP surface mount package

ATSAM3U4EA-AU Applications

  • Embedded control systems
  • Data acquisition applications
  • General purpose processing
  • Industrial automation tasks

ATSAM3U4EA-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the core architecture of the ATSAM3U4EA-AU?

The ATSAM3U4EA-AU features an ARM Cortex M3 core.

What is the maximum clock frequency for this microcontroller?

The maximum clock frequency is 96MHz.

How much FLASH memory does the ATSAM3U4EA-AU have?

It has 256kB of FLASH program memory.

What is the RAM size of the ATSAM3U4EA-AU?

The RAM size is 52kB.

What is the operating voltage range?

The minimum supply voltage is 1.62V and the maximum is 3.6V.

What package type is the ATSAM3U4EA-AU supplied in?

It is supplied in a 144-pin LQFP surface mount package.

What are the operating temperature limits?

The operating temperature range is from -40°C to 85°C.

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