ATSAM3S1CA-AU Microchip Integrated Circuit (Quad Flat Packages) In Stock

AT91 ARM Cortex M3-based Processor

ACTIVEIntegrated CircuitVerified May 2026
Package / Visual Reference
ATSAM3S1CA-AUQuad Flat Packages
Quick Facts
Manufacturer
Microchip
Package
Quad Flat Packages
Pin Count
100
Lifecycle
ACTIVE
Category
Integrated Circuit
Temp Range
-40.0°C to 85.0°C
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

YTEOL8.23
Has ADCYES
Address Bus Width24
Bit Size32
Boundary ScanYES
CPU FamilyCORTEX-M3
Clock Frequency-Max20MHz
DAC ChannelsYES
DMA ChannelsYES
External Data Bus Width8
FormatFIXED POINT
Integrated CacheNO
JESD-30 CodeS-PQFP-G100
Low Power ModeYES
Number of DMA Channels22
Number of External Interrupts30
Number of I/O Lines79
Number of Serial I/Os5
Number of Timers7
On Chip Data RAM Width8
On Chip Program ROM Width8
PWM ChannelsYES
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeQFP100,.63SQ,20
Package ShapeSQUARE
Package StyleFLATPACK, LOW PROFILE, FINE PITCH
RAM (bytes)16384
ROM (words)65536
ROM ProgrammabilityFLASH
Speed64MHz
Supply Voltage-Max1.95V
Supply Voltage-Min1.8V
Supply Voltage-Nom1.8V
Surface MountYES
TechnologyCMOS
Terminal FormGULL WING
Terminal Pitch0.5mm
Terminal PositionQUAD
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
PackageQuad Flat Packages

Compliance & Regulatory

HTS Code8542.31.00.25

Datasheet

ATSAM3S1CA-AU Datasheet Download

Official datasheet from Microchip

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for ATSAM3S1CA-AU:

ATSAM3S2CA-AUMicrochip Technology Inc

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 64MHz, CMOS, PQFP100

View Part →
ATSAM3S4CA-AUMicrochip Technology Inc

LQFP,GREEN, IND TEMP, MRL A

View Part →

Frequently Asked Questions

What is the price of ATSAM3S1CA-AU?

ATSAM3S1CA-AU is priced from competitive USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is ATSAM3S1CA-AU in stock?

ATSAM3S1CA-AU is currently available at FindMyChip. We maintain stock from authorized distributors and ship worldwide with typical 3-7 business day lead time.

Where can I buy ATSAM3S1CA-AU?

You can buy ATSAM3S1CA-AU from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for ATSAM3S1CA-AU from Microchip.

What is the datasheet for ATSAM3S1CA-AU?

The official ATSAM3S1CA-AU datasheet from Microchip contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does ATSAM3S1CA-AU come in?

ATSAM3S1CA-AU is available in Quad Flat Packages packaging. See the package diagram and pinout above for detailed dimensional information.

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About Microchip

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AvailabilityIn Stock
Reference Price (USD)
Contact for Price
Buy from 1pc · Factory-direct pricing
pcs

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.

TM
Thomas Mueller
Hardware Lead, SensorTech GmbH, Germany