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ATSAM3U2EA-AU

ATSAM3U2EA-AU

ATSAM3U2EA-AU

Microchip Technology

128KB 128K x 8 FLASH ARM® Cortex®-M3 32-Bit Microcontroller SAM3U Series ATSAM3U 144 Pin 96MHz 144-LQFP

SOT-23

ATSAM3U2EA-AU Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 12 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 144-LQFP
Surface MountYES
Number of Pins 144
Supplier Device Package 144-LQFP (20x20)
Number of Terminals 144
Mounting Style SMD/SMT
Mounting Surface Mount
Data Converters A/D 8x10b, 8x12b
Number of I/Os 96 I/O
Maximum Operating Temperature+ 85 C
Minimum Operating Temperature - 40 C
Interface Type 2xTWI, 4xUSART, 5xSPI, Bus
Manufacturer Microchip
Brand Microchip Technology / Atmel
Tradename Cortex-M3, Cortex
RoHS Details
Package Tray
Base Product Number ATSAM3U
Mfr Microchip Technology
Product Status Active
Package Shape SQUARE
Number of I/O Lines 96
Operating Temperature-40°C~85°C TA
PackagingTray
Series SAM3U
Published 1997
JESD-609 Code e3
Pbfree Code Yes
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Terminal Finish Matte Tin (Sn) - annealed
Max Operating Temperature85°C
Min Operating Temperature -40°C
Subcategory Microcontrollers - MCU
Technology CMOS
Terminal Position QUAD
Terminal FormGULL WING
Terminal Pitch0.5 mm
Reach Compliance Code compliant
Frequency 96MHz
Base Part Number ATSAM3U
Pin Count144
JESD-30 Code S-PQFP-G144
Qualification StatusNot Qualified
Power Supplies1.8,3.3 V
Temperature GradeINDUSTRIAL
Interface EBI/EMI, I2C, MMC, SPI, UART, USART, USB
Max Supply Voltage3.6V
Min Supply Voltage1.62V
Memory Size128kB
Oscillator TypeInternal
Number of I/O 96
Speed 96MHz
RAM Size 36K x 8
Memory TypeFLASH
Voltage - Supply (Vcc/Vdd) 1.62V~3.6V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Core Processor ARM® Cortex®-M3
Peripherals Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Program Memory TypeFLASH
Core Size 32-Bit
Program Memory Size 128KB 128K x 8
Connectivity EBI/EMI, I2C, Memory Card, SPI, SSC, UART/USART, USB
Bit Size 32
Data Converter A/D 8x10b, 8x12b
Watchdog TimerYes
Has ADC YES
DMA Channels YES
Data Bus Width 32b
PWM Channels YES
DAC Channels YES
Seated Height-Max 1.45 mm
Number of Timers/Counters 3
Address Bus Width32b
Product TypeARM Microcontrollers - MCU
ROM (words) 131072
Core Architecture ARM
EEPROM Size --
CPU Family CORTEX-M3
Max Frequency 96MHz
Screening Level Industrial
External Data Bus Width 8
Number of Programmable I/O 96
Number of UART Channels 1
RAM (bytes) 32768
Number of ADC Channels 8
ROM Programmability FLASH
Number of PWM Channels 4
Number of I2C Channels 2
Number of SPI Channels 5
Product MCU
Product CategoryARM Microcontrollers - MCU
Height 1.45mm
Length 20mm
Width 20.1mm
REACH SVHC No SVHC
Radiation HardeningNo
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:1031 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$6.12000$6.12
25$5.56200$139.05
100$5.03670$503.67

ATSAM3U2EA-AU Product Details

ATSAM3U2EA-AU Overview


The package has a 144-LQFP shape. With 96 I/Os, it's pretty good. The Microcontroller's mounting type is Surface Mount and this IC chip has the following features. As the name implies, this Microcontroller is based on the 32-Bit core. As far as its program memory type is concerned, it is FLASH. Temperatures within -40°C~85°C TA range are measured by this Microcontroller. The SAM3U series is comprised of this electrical component. The electronic part has a program memory size of 128KB 128K x 8. There's a ARM® Cortex®-M3 Core Processor inside. The IC chip fits into the MICROCONTROLLER, RISC uPs/uCs/Peripheral ICs category. 32-bits are the size of the data that comes with MCU. In addition to that, MCU chip has YES DMA channels. Its memory size is 128kB. It is possible to find alternatives to the base part number ATSAM3U by using the part number search tool. An effective performance can be achieved at a frequency of 96MHz. There are a total of YES channels in the device. It is possible to access the 144 pins on the chip. In total, it has 3 timers and counters in it. A total of 144 pins are included in the package. There are several CPUs that are embedded in the device, including the the CORTEX-M3 CPU. The equipment on this page features FLASH memory technology. This device features a ARM core architecture. As far as the programmability is concerned, it has 96 Programmable I/Os. As far as UART channels are concerned, it has 1. The ADC channels on this device total 8 in number. A total of 4 PWM channels are being used by the device. The part has been designed to incorporate 2 I2C channels.

ATSAM3U2EA-AU Features


144-LQFP package
Mounting type of Surface Mount
Microcontrollers - MCU subcategory
Minimum temperature of -40°C


ATSAM3U2EA-AU Applications


There are a lot of Microchip Technology
ATSAM3U2EA-AU Microcontroller applications.


  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens

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