What is ATSAM3U4CA-CU?
ATSAM3U4CA-CU is a Embedded - Microcontrollers component from Microchip Technology. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.
Supply original ATSAM3U4CA-CU, Embedded - Microcontrollers, by Microchip Technology
IC MCU 32BIT 256KB FLASH 100BGA
RoHS
Pictures are for reference only. Please contact us for the latest pictures.
Key specifications
Serise
SAM3U
Min Quantity
1
Category
Integrated Circuits (ICs)Sub Categroy
Embedded - MicrocontrollersDescription
IC MCU 32BIT 256KB FLASH 100BGA
key Attributes
-
Technical document
Open The Official Datasheet
Review the latest datasheet for ATSAM3U4CA-CU from Microchip Technology in a separate tab so engineers and buyers can check package, electrical characteristics, and application details without leaving this product page.
Why request a quote
Use the RFQ step to confirm the commercial and documentation details buyers usually need before placing an order.
Confirm stock and lead-time expectations
Check CoC or traceability support
Align inspection and fulfillment details
Trust signals
Globally recognized certifications
Visible certifications work best when they are paired with clear operational promises around traceability, handling, and inspection.
ISO 9001
Quality management processes for more consistent sourcing and handling.
AS9120B
Aerospace-focused distribution controls for traceability and reliability.
ISO 14001
Environmental management discipline across warehouse and operating workflows.
ESD Control
Electrostatic handling standards to help protect sensitive components.
Authenticity Verification
CoC Available on Request
Pre-Shipment Inspection
Responsive RFQ Support
Why buyers trust this sourcing flow
Our quality workflow is designed to reduce counterfeit risk and support confident procurement. Components are reviewed through documented handling and inspection steps so buyers can evaluate sourcing with stronger authenticity controls.
Structured product content
Review The Product The Way Buyers Actually Evaluate It
Jump between overview, specs, and related sourcing content without scanning one long uninterrupted page.
Product overview
Overview
IC MCU 32BIT 256KB FLASH 100BGA
Full technical breakdown
Detailed Specifications
Review grouped attributes and parameters without scanning one oversized table.
Fast scan
Popular Specs Surfaced First
Package Parameter
Height Seated (Max)
1.1mm
Product Attribute
Part Status
Active
Product Attribute
Packaging
Tray
Product Attribute
REACH Status
REACH Unaffected
Product Attribute
Lead Free
Lead Free
Product Attribute
Mounting Type
Surface Mount
Height Seated (Max)
1.1mm
Part Status
Active
Packaging
Tray
REACH Status
REACH Unaffected
Lead Free
Lead Free
Mounting Type
Surface Mount
Factory Lead Time
12 Weeks
Published
1997
Categories
Integrated Circuits (ICs)
Technology
CMOS
Operating Temperature
-40°C~85°C TA
Subcategory
Microcontrollers
Sub-Categories
Embedded - Microcontrollers
ECCN
3A991A2
Manufacturer
Microchip Technology
Terminal Form
BALL
Contact Plating
Copper, Silver, Tin
Interface
EBI/EMI, I2C, MMC, SPI, UART, USART, USB
Package / Case
100-TFBGA
Radiation Hardening
No
Mount
Surface Mount
Pbfree Code
yes
Terminal Position
BOTTOM
Length
9mm
Supply Voltage
1.8V
Number Of Pins
100
Number Of Terminations
100
Address Bus Width
24
Series
SAM3U
Number Of I/O
57
Frequency
96MHz
Base Part Number
ATSAM3U
Manufacturer'S Part No.
ATSAM3U4CA-CU
RoHS Status
ROHS3 Compliant
REACH SVHC
No SVHC
JESD-609 Code
e2
Moisture Sensitivity Level (MSL)
3 (168 Hours)
HTSUS
8542.31.0001
Oscillator Type
Internal
UPs/UCs/Peripheral ICs Type
MICROCONTROLLER, RISC
CPU Family
CORTEX-M3
Core Architecture
ARM
Memory Size
256kB
ROM (Words)
262144
Core Size
32-Bit
Program Memory Size
256KB 256K x 8
Core Processor
ARM® Cortex®-M3
Supply Voltage-Min (Vsup)
1.62V
Voltage - Supply (Vcc/Vdd)
1.62V~3.6V
Program Memory Type
FLASH
Watchdog Timer
Yes
Has ADC
YES
PWM Channels
YES
DAC Channels
YES
DMA Channels
YES
Bit Size
32
Data Bus Width
32b
Peripherals
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number Of Timers/Counters
8
Supply Voltage-Max (Vsup)
1.95V
Connectivity
EBI/EMI, I2C, Memory Card, SPI, SSC, UART/USART, USB
RAM Size
52K x 8
Data Converter
A/D 4x10b, 4x12b
Speed
12 MHz
Terminal Finish
Tin/Silver/Copper/Nickel (Sn/Ag/Cu/Ni)
Common questions
Product FAQ
Quick answers for buyers reviewing ATSAM3U4CA-CU, stock, documentation, and sourcing steps.
What package and description are listed for ATSAM3U4CA-CU?
ATSAM3U4CA-CU is listed with package reference -. The current product description is IC MCU 32BIT 256KB FLASH 100BGA, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.
Is ATSAM3U4CA-CU available in stock?
This page currently shows 15010 units in stock and 15010 units available for ATSAM3U4CA-CU. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.
Can I request a quote or sample for ATSAM3U4CA-CU?
Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for ATSAM3U4CA-CU by Microchip Technology. The TrustCompo team can review price, availability, and documentation support.
Is a datasheet available for ATSAM3U4CA-CU?
Yes. This page links to the datasheet for ATSAM3U4CA-CU by Microchip Technology, so engineers and buyers can review package, ratings, and application details before purchase.
How should buyers verify ATSAM3U4CA-CU before ordering?
Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for ATSAM3U4CA-CU before approving the order.
Embedded - Microcontrollers
Recommended Products
Explore more parts from the same subcategory to compare fit, stock, and sourcing options.
PIC16C620AT-04I/SO
190 purchased
18SOIC
RoHS
IC MCU 8BIT 896B OTP 18SOIC
Reference price
$1.63Add to RFQ list
More sourcing insights
Articles
Jun 25, 2026
MOSFET Selection Guide for Power Design: A Buyer's Framework for Voltage Class, Losses, Package, and Sourcing Risk
MOSFETpower designselection guideTO-220
A practical MOSFET selection guide for power design teams covering voltage class, Rds(on), gate charge, package thermal limits, and sourcing-safe alternative logic.
Jun 19, 2026
Vishay, Onsemi & Infineon 2026 MOSFET Shortage — A Buyer's Framework
mosfetshortageallocationpower-semiconductor
2026 Vishay, Onsemi and Infineon power MOSFET shortage buyer framework: part-family risk matrix, datasheet-verified alternatives, and three procurement actions to act on before Infineon's July price increase.
Jun 15, 2026
Samsung's MLC NAND EOL in 2026: Sourcing Strategies for Legacy and Industrial Applications
SamsungMLC NANDeMMCindustrial flash
A 2026 buyer-facing guide to Samsung MLC NAND EOL risk, low-capacity eMMC shortage exposure, raw NAND alternatives, and pSLC migration strategies for industrial OEMs.