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ATSAM4S8BA-AU Microchip Technology ATSAM4S8BA-AU is a 32-bit ARM Cortex-M4 microcontroller with 120MHz core speed, 512KB Flash memory, and 128KB SRAM. It comes in a 64-LQFP package with 47 I/O pins.
Mfr Part #:

ATSAM4S8BA-AU

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
Microchip Technology ATSAM4S8BA-AU is a 32-bit ARM Cortex-M4 microcontroller with 120MHz core speed, 512KB Flash memory, and 128KB SRAM. It comes in a 64-LQFP package with 47 I/O pins.
✓ Total Stock: 11,850 pcs

ATSAM4S8BA-AU Available from 2 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
9,040 pcs
On Request
9040 pcs On Request 1 On Request On Request On Request On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
2,810 pcs
On Request
2810 pcs On Request 1 On Request On Request On Request On Request On Request
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ATSAM4S8BA-AU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage
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ATSAM4S8BA-AU Description

Short technical summary and product information.

The ATSAM4S8BA-AU is a 32-bit ARM Cortex-M4 microcontroller from Microchip Technology's SAM4S series, operating at 120 MHz with a memory accelerator and cache for high performance. It features 512KB of Flash program memory and 128KB of SRAM. The device includes a rich set of peripherals: brown-out detect, DMA, POR, PWM, and watchdog timer. Connectivity options include I²C, IrDA, Memory Card, SPI, SSC, UART/USART, and USB. Data converters include an 11-channel 12-bit ADC and a 2-channel 12-bit DAC. The microcontroller has 47 I/O pins and operates from 1.62V to 3.6V over a temperature range of -40°C to 85°C. It is housed in a 64-LQFP (10x10mm) package suitable for surface mount assembly. The SAM4S series offers low power consumption, with 180 µA/MHz in dynamic mode and 1 µA in backup mode with RTC running.

ATSAM4S8BA-AU Quick Information

Product Type: Microcontroller
Series: SAM4S
Canonical Name: Microchip Technology ATSAM4S8BA-AU ARM Cortex-M4 Microcontroller
Subcategory: ARM Cortex-M4 Microcontrollers

ATSAM4S8BA-AU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ATSAM4S8BA-AU Features

  • ARM Cortex-M4 core at 120 MHz.
  • 512KB Flash and 128KB SRAM.
  • 47 I/O pins with rich peripherals.
  • 12-bit ADC with 11 channels.
  • Wide voltage range 1.62V to 3.6V.

ATSAM4S8BA-AU Applications

  • Industrial control and automation systems.
  • Consumer electronics and IoT devices.
  • Motor control with PWM and ADC.
  • Data logging and communication interfaces.

ATSAM4S8BA-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range?

1.62V to 3.6V.

What is the package type?

64-LQFP (10x10mm).

What is the operating temperature range?

-40°C to 85°C.

Is the ATSAM4S8BA-AU RoHS compliant?

Yes, it is listed as RoHS3 compliant, but this status is unverified.

What core processor is used?

ARM Cortex-M4.

What are the memory sizes?

512KB Flash and 128KB SRAM.

What peripherals does it include?

Brown-out detect, DMA, POR, PWM, WDT, and connectivity including I²C, SPI, UART/USART, USB, IrDA.

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