ATSAM4S8BA-AU Microcontrollers - MCU by Microchip Technology

Status: Active
Series: ATSAM4S8B
RoHS: Compliant
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Microchip's ARM®-based SAM4S8 microcontroller builds on the high-performance 32-bit Cortex®-M4 core.

The SAM4S8 features:

  • Maximum operating speed of 120MHz
  • 512KB of flash memory and 128KB of SRAM
  • 1.62V to 3.6V supply
  • Power consumption 200uA/MHz in dynamic mode at low operating frequency, 30mA at 100MHz and 3uA at 1.8V in back-up mode with the RTC running
  • External bus interface supports SRAM, PSRAM, NOR Flash, LCD module and NAND Flash
  • Extensive peripheral set for connectivity, system control and analog interfacing
  • Native support for Microchip QTouch capacitive touch technology for implementation of buttons, sliders and wheels
  • Pin-to-pin compatible with Microchip SAM7S, SAM3N and SAM3S MCUs
  • Parallel Input/Output (IO) data capture mode

Get started with your application development now with the SAM4S evaluation kit, integrating a comprehensive development tool and software package. To reduce your time-to-market, Microchip and industry-leading third parties provide a worldwide support ecosystem.

Where to Buy

Prices starting from US$4.32

Distributor Stock
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RS
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Newark Electronics
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element14
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Farnell
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Schukat Electronic
from US$5.91
169
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Transfer Multisort Elektronik
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Distrelec
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Micros
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Future Electronics
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Avnet America
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Microchip Technology
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Features

ARM Cortex-M4 running at up to 120 MHz
Memory Protection Unit (MPU)
DSP Instructions, Thumb®-2 instruction set
512 Kbytes embedded Flash, ECC, Security Bit and Lock Bits
128 Kbytes embedded SRAM
16 Kbytes ROM with embedded boot loader routines (UART, USB) and IAP routines
Embedded voltage regulator for single-supply operation
Power-on-Reset (POR), Brown-out Detector (BOD) and Dual Watchdog for Safe Operation
Quartz or ceramic resonator oscillators: 3 to 20 MHz with clock failure detection and 32.768 kHz for RTT or system clock
RTC with Gregorian and Persian Calendar Mode, Waveform Generation in Backup mode
RTC counter calibration circuitry compensates for 32.768 kHz crystal frequency inaccuracy
High-precision 8/12 MHz factory-trimmed internal RC oscillator with 4 MHz default frequency for device startup, in-application trimming access for frequency adjustment
Slow clock internal RC oscillator as permanent low-power mode device clock
Two PLL up to 240 MHz for Device Clock and for USB
Temperature Sensor
Low-power tamper detection on two inputs, anti-tampering by immediate clear of general-purpose backup registers (GPBR)
22 Peripheral DMA Controllers
Sleep, Wait and Backup modes; consumption down to 1 µA in Backup mode
64-lead LQFP, 10 x 10 mm, pitch 0.5 mm
64-lead QFN, 9 x 9 mm, pitch 0.5 mm
64-lead WLCSP, 4.42 x 4.72 mm, pitch 0.4 mm
Revision A - Industrial (-40° C to +85° C), Revision B -(-40° C to +105° C)
USB 2.0 Device: 12 Mbps, 2668 byte FIFO, up to 8 bidirectional Endpoints, on-chip transceiver
Up to two USARTs with ISO7816, IrDA®, RS-485, SPI, Manchester and Modem Mode
Two 2-wire UARTs
Up to two 2-Wire Interface modules (I2C-compatible), one SPI, one Serial Synchronous Controller (I2S), one high-speed Multimedia Card Interface (SDIO/SD Card/MMC)
Two 3-channel 16-bit Timer Counters with capture, waveform, compare and PWM mode, Quadrature decoder logic and 2-bit Gray up/down counter for stepper motor
4-channel 16-bit PWM with complementary output, fault input, 12-bit dead time generator counter for motor control
32-bit Real-time Timer and RTC with calendar, alarm and 32 kHz trimming features
256-bit General Purpose Backup Registers (GPBR)
32-bit Cyclic Redundancy Check Calculation Unit (CRCCU) for data integrity check of off-/on-chip memories
47 I/O Lines with external interrupt capability (edge or level sensitivity), debouncing, glitch filtering and on-die series resistor termination
Three 32-bit Parallel Input/Output Controllers, Peripheral DMA-assisted Parallel Capture mode
11-channel, 1Msps ADC with differential input mode and programmable gain stage and auto calibration
One 2-channel 12-bit 1Msps DAC
One Analog Comparator with flexible input selection, selectable input hysteresis
Serial Wire/JTAG Debug Port(SWJ-DP)
Debug access to all memories and registers in the system, including Cortex-M4 register bank when the core is running, halted, or held in reset.
Serial Wire Debug Port (SW-DP) and Serial Wire JTAG Debug Port (SWJ-DP) debug access.
Flash Patch and Breakpoint (FPB) unit for implementing breakpoints and code patches.
Data Watchpoint and Trace (DWT) unit for implementing watchpoints, data tracing, and system profiling.
Instrumentation Trace Macrocell (ITM) for support of printf style debugging.
IEEE1149.1 JTAG Boundary-scan on all digital pins.
ASF-Atmel software Framework – SAM software development framework
Integrated in the Atmel Studio IDE with a graphical user interface or available as standalone for GCC, IAR compilers.
DMA support, Interrupt handlers Driver support
USB, TCP/IP, Wi-Fi and Bluetooth, Numerous USB classes, DHCP and Wi-Fi encryption Stacks
RTOS integration, FreeRTOS is a core component

Specifications

Part Family ATSAM4S8B
CPU Type Cortex-M4
MaxSpeed (MHz) 120
Program Memory Size (KB) 512
SRAM (KB) 128
Data EEPROM (bytes) 0
Temp. Range Min. -40
Temp. Range Max. 85
Operation Voltage Min.(V) 1.62
Operation Voltage Max.(V) 3.6
Direct Memory Access (DMA) Channels 22
SPI 3 -SPI
I2C 2
UART 4
I2S 1
SDIO/SD-CARD/eMMC 1
Ethernet None
USB Interface Full Speed
Number of USB Modules 1
Type of CAN module None
Number of CAN Modules 0
Crypto Engine No
Max ADC Resolution (bits) 12
Max ADC Sampling Rate (ksps) 1000
ADC Channels 10
Max DAC Resolution (bits) 12
DAC outputs 2
Number of Comparators 1
Motor Control PWM Channels 0
Quadrature Encoder Interface (QEI) 1
Internal Oscillator 4,8,12Mhz,32Khz
Hardware RTCC Yes
Max I/O Pins 47
Pin Count 64
Low Power No
Pins | Packaging 64 | LQFP
Temp Range -40C to +85C
Packing Media Tray (160)

Resources



Application Notes
AN_6327 - AT91-AN01: Using the Two-wire interface (TWI) in Master Mode on AT91SAM Microcontrollers
AN_42429 - AT11412: UART to Ethernet Gateway with SAM4S
AN_42492 - AT11787: Safe and Secure Firmware Upgrade via Ethernet
AN_42098 - AT01180: Barcode and QR code scanner User Guide
AN_42251 - AT03155: Real-Time-Clock Calibration and Compensation
AN_42279 - AT06864: SAM3/4C/4CM/4CP/4E/4N/4S/G Reset Controller (RSTC) Driver
AN_42128 - AT02346: Using the MPU on Cortex-M3 / Cortex-M4 based Microcontrollers
AN_42141 - AT02333: Safe and Secure Bootloader Implementation for SAM3/4
AN_11106 - Analog-to-Digital Converter in the SAM3S4
AN_42284 - AT07337: SAM4 Real-Time Clock (RTC)
AN_42299 - AT07896: Universal Asynchronous Receiver Transceiver (UART)
AN_42316 - AT08642: SAM3A/3N/3S/3U/3X/4E/4N/4S/G Peripheral DMA Controller (PDC) Driver
AN_42301 - AT07898: SAM3/4S/4L/4E/4N/4CM/4C/G Timer Counter (TC) Driver
AN_42209 - AT07890: SAM4 Serial Peripheral Interface (SPI)
AN_42318 - AT08220: Universal Synchronous Asynchronous Receiver Transceiver (USART)
AN_42298 - AT06860: SAM3/4S/4C Analog-to-digital Converter (ADC)
AN_42293 - AT07900: SAM4 Digital-to-Analog Converter Controller (DACC)
AN_42706 - AT11483: Quadrature Decoder (QDEC) for SAM3/4 Devices
AN_42294 - AT07906: SAM4 Pulse Width Modulation Controller (PWM)
AN_42292 - AT07899: SAM3S/4E /4S Analog Comparator Controller (ACC)
AN_42476 - AT04155: SAM4L USB Host MSC Bootloader with Optional AES
AN_42155 - AT03463: SAM4S Schematic Checklist
AN_42204 - AT03289: SAM4L Low Power Design with FreeRTOS
AN_42382 - AT04056: Getting Started with FreeRTOS on SAM Flash MCUs
AN_42501 - AT11489: Low Power Techniques for SMART ARM MCUs
AN_42534 - AT13214: Using Cyclic Redundancy Check Calculation Unit (CRCCU) on SAM4S
AN_42336 - AT09331: ASF USB Stack Manual
AN_42185 - AT03786: SAM N/S Series Software Migration Guide
AN2468 - Production Programming of Microchip AVR and SAM Microcontrollers
AN_42218 - AT4066: EEPROM Emulation Using Internal Flash (SAM4)
AN2466 - Using Atmel-ICE for AVR Programming In Mass Production
AN2587 - EMI, EMC, EFT, and ESD Circuit Design Consideration for 32-bit Microcontrollers Application Note



Legacy Collaterals
Beyond the IDE
AN_42235 - AT06857: Developing Extension Boards for the Xplained Pro Evaluation Kits
AN_42319 - AT06861: SAM Supply Controller (SUPC)
AN_42282 - AT07336: Common Non-Volatile Memory (NVM) Driver
AN_42438 - AT09423: SAM-BA Overview and Customization Process
AN_42344 - AT09339: USB Host Interface (UHI) for Mass Storage Class (MSC)
AN_42346 - AT09341: USB Host Interface (UHI) for Vendor Class Device
AN_42338 - AT09333: USB Host Interface (UHI) for Communication Class Device (CDC)
AN_42342 - AT09337: USB Host Interface (UHI) for Human Interface Device Mouse (HID Mouse)
AN_42337 - AT09332: USB Device Interface (UDI) for Communication Class Device (CDC)
AN_42345 - AT09340: USB Device Interface (UDI) for Vendor Class Device
AN_42339 - AT09334: USB Device Interface (UDI) for Human Interface Device Generic (HID Generic)
AN_42370 - AT08569: Optimizing ASF Code Size to Minimize Flash and RAM Usage
AN_42341 - AT09336: USB Device Interface (UDI) for Human Interface Device Mouse (HID Mouse)
AN_42343 - AT09338: USB Device Interface (UDI) for Mass Storage Class (MSC)
AN_42340 - AT09335: USB Device Interface (UDI) for Human Interface Device Keyboard (HID Keyboard)
AN_42728 - AT15004:Using SAM-BA for Linux on SAM Devices
Leverage Customer, Supplier and Partner Collaboration for Innovation and Improv
Microprocessor or Microcontroller
Computers that You Wear Help Your Work and Play
Designing Feature-Rich User Interfaces for Home and Industrial Controllers





Environmental Information

JEDEC Indicator e3
ROHS Compliant
China EFUP Compliant
Device Weight (g) 0.3683
Shipping Weight (kg) 1.0875
Lead Count 64
Package Type LQFP
Package Width or Size 10x10x1.4mm
Soldering Composition Matte Tin

Alternative Descriptions

Mcu, 32Bit, Cortex-M4, 120Mhz, Lqfp-64 | Newark Electronics
MCU, 32BIT, CORTEX-M4, 120MHZ, LQFP-64 | element14
MC 32bit 1,62V 512kB Flash 120MHz LQFP64 | Schukat Electronic
IC: ARM microcontroller | Transfer Multisort Elektronik
Microchip SAM Microcontroller ARM® Cortex® M4 120MHz 512KB / 128KB LQFP-64 | Distrelec
MCU,SAM4S8,120MHz,512KB Flash,LQFP64 | RS
ARM Cortex-M4 | Micros
SAM4S Series 512 KB Flash 128 kB SRAM 120 MHz 32-Bit Microcontroller - LQFP-64 | Future Electronics
HighEnd MCU | Avnet America
LQFP, Green, IND TEMP, MRL a | Microchip Technology


Frequently Asked Questions

Where can I find additional details, specifications and documents for a ATSAM4S8BA-AU?

Additional datasheets, footprints and schematics for ATSAM4S8BA-AU are listed on our Part Details page. You can also find images and similar parts to ATSAM4S8BA-AU on this page.

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What category does ATSAM4S8BA-AU fall under?

The ATSAM4S8BA-AU is listed under Semiconductors - ICs > Microcontrollers - MCU > 16 / 32 Bit Microcontrollers - MCU - ARM.

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You can view similar parts to ATSAM4S8BA-AU when available in the 16 / 32 Bit Microcontrollers - MCU - ARM range under the specifications section at the bottom of the details page.

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Is the ATSAM4S8BA-AU RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Microchip Technology.

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