ATSAM3S4BA-AU Microchip Integrated Circuit (Quad Flat Packages) In Stock
Atmel ATSAM3S4BA-AU, 32bit ARM Cortex M3 Microcontroller, 64MHz, 256 kB Flash, 64-Pin LQFP
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- ATSAM3S4BA-AU Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.9200(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | LQFP-64 |
| Factory Lead Time | 10Weeks |
| YTEOL | 14 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | CORTEX-M3 |
| Clock Frequency-Max | 20MHz |
| DAC Channels | YES |
| DMA Channels | YES |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-PQFP-G64 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 22 |
| Number of External Interrupts | 30 |
| Number of I/O Lines | 47 |
| Number of Serial I/Os | 4 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | QFP64,.47SQ,20 |
| Package Shape | SQUARE |
| Package Style | FLATPACK, LOW PROFILE, FINE PITCH |
| Qualification Status | Not Qualified |
| RAM (bytes) | 49152 |
| ROM (words) | 262144 |
| ROM Programmability | FLASH |
| Speed | 64MHz |
| Supply Voltage-Max | 1.95V |
| Supply Voltage-Min | 1.8V |
| Supply Voltage-Nom | 1.8V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Mainland China, Philippines |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for ATSAM3S4BA-AU:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 64MHz, CMOS, PQFP64
Frequently Asked Questions
What is the price of ATSAM3S4BA-AU?
ATSAM3S4BA-AU is priced from $4.9200 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.
Is ATSAM3S4BA-AU in stock?
ATSAM3S4BA-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 ATSAM3S4BA-AU?
You can buy ATSAM3S4BA-AU from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for ATSAM3S4BA-AU from Microchip.
What is the datasheet for ATSAM3S4BA-AU?
The official ATSAM3S4BA-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 ATSAM3S4BA-AU come in?
ATSAM3S4BA-AU is available in Quad Flat Packages packaging. See the package diagram and pinout above for detailed dimensional information.
Related Guides
SN74LVC14APWR Hex Schmitt-Trigger Inverter: Application Note and Design Guide
Complete design guide for the SN74LVC14APWR hex Schmitt-trigger inverter: thresholds, decoupling, oscillator design, package selection, and common pitfalls.
May 21, 2026
TPS62841DGRR Buck Converter Selection Guide: Ultra-Low 60 nA IQ for Battery-Powered IoT
How to choose the right TPS62841 variant for IoT, wearables, and wireless sensors: quiescent current, voltage range, package, and application examples.
May 21, 2026
TPS54160DGQR Selection Guide: How to Choose a 60V Step-Down Buck Converter
Complete selection guide for the TPS54160DGQR 60V/1.5A step-down converter. Compare specs, alternatives, and sourcing options for industrial and automotive designs.
May 20, 2026
LMV932MM Dual Low-Voltage CMOS Op-Amp: Application Design Guide
Complete application design guide for the LMV932MM dual rail-to-rail CMOS op-amp: supply decoupling, RRIO design rules, stability, and recommended circuits for 1.8V–5.5V battery-powered systems.
May 20, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $6.5400 | $6.54 |
| 25+ | $5.9300 | $148.25 |
| 50+ | $5.6167 | $280.83 |
| 100+ | $5.3900 | $539.00 |
| 320+ | $5.3715 | $1718.88 |
| 1000+ | $4.9200 | $4920.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”