ATSAML21E15B-MUT

Program Memory Type:	FLASH
Base Part Number:	ATSAML21E15
Supplier Device Package:	32-QFN (5x5)
Package / Case:	32-VFQFN Exposed Pad
Operating Temperature:	-40°C ~ 85°C (TA)
Oscillator Type:	Internal
Data Converters:	A/D 10x12b, D/A 2x12b
Voltage - Supply (Vcc/Vdd):	1.62 V ~ 3.63 V
RAM Size:	4K x 8
EEPROM Size:	--
Series:	SAM L21E
Program Memory Size:	32KB (32K x 8)
Number of I/O:	25
Peripherals:	DMA, POR, PWM, WDT
Connectivity:	I²C, LINbus, SCI, SPI, UART/USART, USB
Speed:	48MHz
Core Size:	32-Bit
Core Processor:	ARM® Cortex®-M0+
Part Status:	Discontinued at Digi-Key
Packaging:	Cut Tape (CT)

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ATSAML21E15B-MUT Embedded - Microcontrollers Application Field and Working Principle Microcontrollers are integrated circuits that are becoming increasingly popular, especially in embedded and automated applications. The Atmel ATSAML21E15B-MUT is a multi-purpose, mixed-signal microcontroller based on a generic, state machine-based architecture (MUT). Its large number of functional blocks and low power consumption make it the ideal choice for a wide range of applications, including industrial automation, automotive electronics, sensor and measurement, and more. This article discusses the application field and working principle of the ATSAML21E15B-MUT.The ATSAML21E15B-MUT enables engineers to easily create cost-effective and eco-friendly products. It offers an advanced analog front end, a hardware watchdog and an 8-bit RISC core, all combined with a rich set of peripherals in a single-chip solution. The device also features flexible power management, advanced system control, and a real-time clock.The ATSAML21E15B-MUT is suitable for a broad range of applications, including:

• Industrial automation
• Automotive electronics
• Sensor and measurement
• Consumer electronics
• Building and home automation
• Robotics and security

The ATSAML21E15B-MUT is also ideal for embedded medical systems, as it features a high robustness and reliable operation that can withstand exposure to harsh EMI/EMC environments.The ATSAML21E15B-MUT features an 8-bit RISC core, which is optimized to provide fast response times and low power consumption. The device also features a wide range of peripherals, such as a 10-bit A/D converter, digital and analog I/Os, UARTs, Timer/Counters, and I2C/SPI bus interfaces. All of these peripherals are connected to the RISC core via a common bus, allowing for efficient code execution and low power consumption.The ATSAML21E15B-MUT also supports a wide range of memory types, including internal Flash and SRAM, external flash and SRAM, and NVRAM. It also offers a wide selection of clock sources, including an external oscillator, an internal oscillator, a USB clock, and a standard internal oscillator. This ensures that the device can be tailored to suit the needs of the application.The ATSAML21E15B-MUT features a comprehensive set of power management features, allowing it to be used in both battery-operated and permanently powered applications. It can be powered from a variety of sources, including a single 5V power rail and Li-ion batteries. A wide range of power savings modes are available, such as ultra-low power sleep modes, clock gating, and deep power down mode. In addition, the ATSAML21E15B-MUT features hardware and software watchdog facilities, which provide additional protection against lockups as well as additional system control. This makes the device suitable for safety-critical and secure applications. In summary, the ATSAML21E15B-MUT is an ideal choice for a wide range of embedded applications, including industrial automation, automotive electronics, and home automation. It features a high degree of integration, low power consumption, robust clock options, and a wide selection of memory types. The device also provides an array of power saving features, such as ultra-low power sleep modes, clock gating, and deep power down mode, making it suitable for battery-operated applications. Furthermore, the device is protected by hardware and software watchdog facilities, making it suitable for safety-critical and secure applications.

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