ATSAMS70J20A-MNT

Program Memory Size:	1MB (1M x 8)
Supplier Device Package:	64-QFN (9x9)
Package / Case:	64-VFQFN Exposed Pad
Operating Temperature:	-40°C ~ 105°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 5x12b, D/A 1x12b
Voltage - Supply (Vcc/Vdd):	1.08 V ~ 3.6 V
RAM Size:	384K x 8
EEPROM Size:	--
Program Memory Type:	FLASH
Series:	SAM S70
Number of I/O:	44
Peripherals:	Brown-out Detect/Reset, DMA, POR, PWM, WDT
Connectivity:	I²C, IrDA, LINbus, SPI, UART/USART, USB
Speed:	300MHz
Core Size:	32-Bit
Core Processor:	ARM® Cortex®-M7
Part Status:	Active
Packaging:	Tape & Reel (TR)

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What is ATSAMS70J20A-MNT?

The Atmel ATSAMS70J20A-MNT is a high-performance, ultra-low power 32-bit complete microcontroller featuring an ARM Cortex-M7 processor core with a floating-point unit for maximum performance and efficiency. It offers up to 1.4 MB of on-chip Flash memory, up to 64 KB of SRAM, and various peripherals for use in various embedded systems applications.

Application Field of ATSAMS70J20A-MNT

The Atmel ATSAMS70J20A-MNT is a powerful microcontroller with a broad range of features suitable for a great variety of applications. It is used in many embedded systems applications, such as automotive, healthcare, industrial, IoT, consumer and wearables, audio and video, communications, and many more.

Industrial Applications

In industrial applications, the Atmel ATSAMS70J20A-MNT is typically used in industrial automation, industrial safety, process control, machine control, factory automation, and industrial networking. It offers high performance, low power consumption, and reliable operation in a wide range of temperatures.

Automotive Applications

In the automotive domain, the Atmel ATSAMS70J20A-MNT is used for in-vehicle infotainment, driver safety systems, smart powertrain and chassis control, connected services, and vehicle telemetrics. It offers extraordinary performance, high reliability, and energy efficiency for safety-critical applications.

Healthcare Applications

In the healthcare domain, the Atmel ATSAMS70J20A-MNT is typically used for medical instrumentation, cardiac support devices, respiratory care, hearing aids, and other healthcare devices. It is a powerful, ultra-low power processor with a fast wake-up time, low latency and a wide range of peripherals making it suitable for rugged and reliable long-term operation in the life-critical healthcare sector.

Working Principle of ATSAMS70J20A-MNT

The Atmel ATSAMS70J20A-MNT is an ARM Cortex-M7-based microcontroller featuring a T-Weave 1.2GHz processor core, up to 1.4 MB of on-chip Flash memory, and up to 64 KB of SRAM. It supports a 32-bit internal address/data bus and a 24-bit external bus interface. It features a wide range of peripherals and powerful interrupt service sub-systems, making it suitable for a variety of embedded applications.

Interrupt Service Sub-Systems

The Atmel ATSAMS70J20A-MNT features several powerful interrupt service routines (ISR) which manage the flow of data between the processor and the peripherals. These include the non-maskable ISR (NMI), the external interrupts ISR (INT), and the vector table ISR (VTR). The latter is used for handling exceptions and scheduling of tasks, enabling the processor to perform high-speed operations.

Programming Modes

The Atmel ATSAMS70J20A-MNT provides two different programming modes for applications, including a full C language compiler for development and debug, and an assembly language for optimized performance. The embedded on-chip debug circuitry supports debugging and programming of the microcontroller without external hardware.

Power Management

The Atmel ATSAMS70J20A-MNT features a sophisticated power management unit that supports a wide range of operating modes, including run, stop, low power sleep, deep sleep, and normal/idle modes. This allows the microcontroller to efficiently manage power consumption in order to minimize operating power cost. In addition, the power management unit can be configured to shut down or wake up the processor automatically when power consumption is low.

Security Features

The Atmel ATSAMS70J20A-MNT offers a comprehensive set of security features, including AES-128 with CBC/ECB encryption and authentication, two dedicated off-chip cryptographic accelerators, and advanced security features. This ensures secure operation in embedded applications, thus protecting customer’s valuable assets.

Conclusion

The Atmel ATSAMS70J20A-MNT is a powerful and efficient 32-bit microcontroller featuring an ARM Cortex-M7 processor core, up to 1.4 MB of Flash memory and up to 64 KB of SRAM. It supports a wide range of peripherals, powerful interrupt service sub-systems, and advanced security features making it suitable for various embedded systems applications, particularly in the industrial, automotive and healthcare domains.

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