What is AT91SAM7X128B-AU?
AT91SAM7X128B-AU 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 AT91SAM7X128B-AU, Embedded - Microcontrollers, by Microchip Technology
IC MCU 32BIT 128KB FLASH 100LQFP
RoHS
Datasheet
Pictures are for reference only. Please contact us for the latest pictures.
Key specifications
Serise
SAM7X
Min Quantity
1
Category
Integrated Circuits (ICs)Sub Categroy
Embedded - MicrocontrollersDescription
IC MCU 32BIT 128KB FLASH 100LQFP
key Attributes
-
Technical document
Open The Official Datasheet
Review the latest datasheet for AT91SAM7X128B-AU 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 128KB FLASH 100LQFP
Full technical breakdown
Detailed Specifications
Review grouped attributes and parameters without scanning one oversized table.
Fast scan
Popular Specs Surfaced First
Product Attribute
Packaging
Tray
Product Attribute
REACH Status
REACH Unaffected
Product Attribute
Mounting Type
Surface Mount
Product Attribute
Published
2005
Product Attribute
Part Status
Obsolete
Product Attribute
Termination
SMD/SMT
Packaging
Tray
REACH Status
REACH Unaffected
Mounting Type
Surface Mount
Published
2005
Part Status
Obsolete
Termination
SMD/SMT
Categories
Integrated Circuits (ICs)
Peak Reflow Temperature (Cel)
260
Terminal Form
GULL WING
Technology
CMOS
Terminal Position
QUAD
Terminal Pitch
0.5mm
Operating Temperature
-40°C~85°C TA
Sub-Categories
Embedded - Microcontrollers
Package / Case
100-LQFP
ECCN
3A991A2
Manufacturer
Microchip Technology
Reflow Temperature-Max (S)
30
Contact Plating
Tin
Radiation Hardening
No
Number Of ADC Channels
8
Mount
Surface Mount
Height
1.45mm
Operating Supply Voltage
3.3V
Supply Voltage
1.8V
Number Of Pins
100
Number Of Terminations
100
Width
14mm
Length
14mm
Number Of I/O
62
Interface
CAN, Ethernet, I2C, I2S, SPI, UART, USART, USB
Frequency
55MHz
Series
SAM7X
Base Part Number
AT91SAM7X128
Manufacturer'S Part No.
AT91SAM7X128B-AU
RoHS Status
ROHS3 Compliant
REACH SVHC
No SVHC
Moisture Sensitivity Level (MSL)
3 (168 Hours)
HTSUS
8542.31.0001
Oscillator Type
Internal
UPs/UCs/Peripheral ICs Type
MICROCONTROLLER, RISC
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Data Converter
A/D 8x10b
Core Architecture
ARM
Program Memory Size
128KB 128K x 8
Density
1 Mb
Memory Size
128kB
Core Size
16/32-Bit
Core Processor
ARM7®
RAM Size
32K x 8
Number Of Timers/Counters
3
Program Memory Type
FLASH
Watchdog Timer
Yes
Has ADC
YES
Number Of PWM Channels
4
Number Of Ethernet Channels
1
DMA Channels
YES
Number Of SPI Channels
2
Bit Size
32
Data Bus Width
32b
Voltage - Supply (Vcc/Vdd)
1.65V~1.95V
Connectivity
CANbus, Ethernet, I2C, SPI, SSC, UART/USART, USB
Common questions
Product FAQ
Quick answers for buyers reviewing AT91SAM7X128B-AU, stock, documentation, and sourcing steps.
What package and description are listed for AT91SAM7X128B-AU?
AT91SAM7X128B-AU is listed with package reference LQFP. The current product description is IC MCU 32BIT 128KB FLASH 100LQFP, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.
Is AT91SAM7X128B-AU available in stock?
This page currently shows 10938 units in stock and 10066 units available for AT91SAM7X128B-AU. 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 AT91SAM7X128B-AU?
Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for AT91SAM7X128B-AU by Microchip Technology. The TrustCompo team can review price, availability, and documentation support.
Is a datasheet available for AT91SAM7X128B-AU?
Yes. This page links to the datasheet for AT91SAM7X128B-AU by Microchip Technology, so engineers and buyers can review package, ratings, and application details before purchase.
How should buyers verify AT91SAM7X128B-AU before ordering?
Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for AT91SAM7X128B-AU before approving the order.
Embedded - Microcontrollers
Recommended Products
Explore more parts from the same subcategory to compare fit, stock, and sourcing options.
ATSAM4E8CB-AN
198 purchased
LQFP
RoHS
Datasheet
IC MCU 32BIT 512KB FLASH 100LQFP
Reference price
$6.30Add to RFQ list
ATSAMD20E14A-AUT
205 purchased
TQFP
RoHS
Datasheet
IC MCU 32BIT 16KB FLASH 32TQFP
Reference price
$1.55Add to RFQ list
ATTINY44A-MFR
191 purchased
RoHS
Datasheet
IC MCU 8BIT 4KB FLASH 20QFN
Reference price
$0.64Add to RFQ list
DS89C450-QNG
194 purchased
LCC
RoHS
Datasheet
IC MCU 8BIT 64KB FLASH 44PLCC
Reference price
Needs inquiryAdd to RFQ list
AT90CAN128-16AUR
219 purchased
TQFP
RoHS
Datasheet
IC MCU 8BIT 128KB FLASH 64TQFP
Reference price
$6.27Add to RFQ list
AT89C51RD2-SLRUM
137 purchased
LCC
RoHS
Datasheet
IC MCU 8BIT 64KB FLASH 44PLCC
Reference price
$8.68Add to RFQ list
More sourcing insights
Articles
Jul 3, 2026
How to Read a PCN Without Stopping Your Line: TI and Renesas Case Studies
PCNproduct change notificationelectronics procurementTI
A practical PCN guide for procurement, SQE, IQC, and engineering teams, using real TI and Renesas case studies to show which product change notifications need tracking, validation, or escalation.
Jul 1, 2026
Hall Sensor Selection Guide 2026: A Buyer's Framework for Switch, Latch, Linear, and Current-Sense Designs
Hall sensormagnetic sensorcurrent sensorautomotive electronics
A practical Hall sensor selection guide for buyers and engineers covering switch, latch, linear, and current-sense devices, with representative part numbers, verification boundaries, and sourcing actions.
Jun 29, 2026
Wolfspeed SiC supply continuity 2026: a buyer's framework for second-source qualification
wolfspeedsicsupply-continuitysecond-source
How Wolfspeed's 2026 SiC supply story changes procurement decisions — what to lock-buy, where to qualify a second source, and the MPN-level continuity boundaries that actually matter.