ATSAMD21E16B-AU

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ATSAMD21E16B-AU

IC MCU 32BIT 64KB FLASH 32TQFP

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Thông số kỹ thuật

Package Tray
Series SAM D21E, Functional Safety (FuSa)
ProductStatus Active
CoreProcessor ARM® Cortex®-M0+
CoreSize 32-Bit Single-Core
Speed 48MHz
Connectivity I²C, LINbus, SPI, UART/USART, USB
Peripherals Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
NumberofI/O 26
ProgramMemorySize 64KB (64K x 8)
ProgramMemoryType FLASH
RAMSize 8K x 8
Voltage-Supply(Vcc/Vdd) 1.62V ~ 3.6V
DataConverters A/D 10x12b; D/A 1x10b
OscillatorType Internal
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 32-TQFP

Tổng quan

Description

The ATSAMD21E16B-AU is a microcontroller from Microchip's SAM D21 series, based on the ARM Cortex-M0+ architecture. It features a 32-bit RISC core, operating at a maximum speed of 48 MHz, and offers 16 KB of SRAM and 16 KB of flash memory. This microcontroller is designed for low-power applications, making it suitable for battery-operated devices.
Key features include a variety of digital and analog peripherals, such as multiple I/O ports, USART, SPI, I2C interfaces, ADC, and DAC capabilities. The ATSAMD21E16B-AU also supports advanced power management features, including sleep modes to optimize energy consumption.
The device is available in a compact 32-pin QFN package, making it ideal for space-constrained designs. It is commonly used in applications like IoT devices, wearable technology, and sensor nodes. The ATSAMD21E series is well-supported with development tools, including the Atmel Studio and MPLAB X IDE, facilitating software development and debugging for engineers.

Features

The ATSAMD21E16B-AU is a microcontroller from Microchip’s SAM D21 series, featuring an ARM Cortex-M0+ core. Key features include:
- Core: 32-bit ARM Cortex-M0+ running at up to 48 MHz.
- Flash Memory: 16 KB of flash memory for program storage.
- SRAM: 2 KB of SRAM for data storage.
- I/O Ports: Up to 34 programmable I/O pins.
- Peripherals: Includes various peripherals such as:
- 3x USART, 1x I2C, 1x SPI
- 1x 12-bit ADC with up to 20 channels
- 1x 12-bit DAC
- Timers: 2x 16-bit timer/counter, 1x 32-bit timer.
- Low Power Modes: Multiple low power modes for power efficiency.
- Operating Voltage: 1.62V to 3.63V.
- Package: Available in a 48-pin QFN package.
This microcontroller is well-suited for low-power applications, including IoT devices, portable gadgets, and sensor applications.

Package

The ATSAMD21E16B-AU is packaged in a 32-pin QFN (Quad Flat No-lead) package. Its compact design is suited for applications requiring a small footprint while providing flexibility for various mounting options.

Pinout

The ATSAMD21E16B-AU is a microcontroller from the SAM D21 series by Microchip Technology. It has a total of 32 pins in a 32-pin QFN package.
Pin functions include:
- Digital I/O: 16 GPIO pins, configurable for various digital input/output functions.
- Analog: 6 10-bit ADC channels and 2 DAC outputs.
- Communication Interfaces: 2 USART, 1 SPI, 1 I2C, enabling serial communication.
- Timers: Multiple timer/counter functionalities, including PWM generation.
- Reset and Supply: Includes a reset pin and power supply pins (VCC and GND).
- Program/Debug Interface: Supports SWD (Serial Wire Debug) for programming and debugging.
The microcontroller operates at a maximum clock speed of 48 MHz and provides various low-power modes, making it suitable for battery-operated applications.

Manufacturer

The ATSAMD21E16B-AU is manufactured by Microchip Technology Inc. Microchip is a prominent semiconductor company that specializes in microcontroller and microprocessor solutions. Founded in 1989, it is known for producing a wide range of embedded control products, including analog and interface products, as well as memory solutions. The ATSAMD21E16B-AU is part of their SAM D21 series, which features ARM Cortex-M0+ architecture designed for low-power and cost-sensitive applications. Microchip serves various markets, including automotive, industrial, consumer, and communications, providing customers with innovative and reliable technology solutions.

Application

The ATSAMD21E16B-AU is commonly used in a variety of applications, including IoT devices, wearable technology, sensor interfacing, home automation, and industrial automation. Its low power consumption and integrated peripherals make it suitable for battery-operated devices, as well as smart home systems, healthcare monitoring, and consumer electronics. Additionally, it is utilized in development boards and prototyping platforms for embedded systems.

Equivalent

The ATSAMD21E16B-AU chip is part of the SAM D21 series from Microchip Technology. Equivalent products include the ATSAMD21E15B-AU (lower flash memory), ATSAMD21G18B-AU (larger memory and features), and other SAM D21 variants depending on specific requirements like GPIO count and peripheral support. Always check datasheets for detailed compatibility.

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