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ATSAMD21J17A-AU

Name: ATSAMD21J17A-AU
Rating: 4.7 (12 reviews)

IC MCU 32BIT 128KB FLASH 64TQFP

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包 TQFP-64
資料表 ATSAMD21J17A-AU DataSheet
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規格

Package	Tray
Series	SAM D21J, 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	52
ProgramMemorySize	128KB (128K x 8)
ProgramMemoryType	FLASH
RAMSize	16K x 8
Voltage-Supply(Vcc/Vdd)	1.62V ~ 3.6V
DataConverters	A/D 20x12b; D/A 1x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	64-TQFP

概述

Description

The ATSAMD21J17A-AU is a microcontroller from Microchip's SAM D21 family, built on the ARM Cortex-M0+ architecture. It operates at a maximum clock speed of 48 MHz and features 256 KB of Flash memory and 32 KB of SRAM, providing ample space for applications. The device supports various interfaces, including I2C, SPI, UART, and GPIO, making it versatile for various embedded applications.
Key features include a 10-bit ADC, multiple timers, and an integrated DFLL (Digital Frequency Locked Loop) for clock stability. It is designed for low power consumption, making it suitable for battery-powered devices. The package type is LQFP (Low-Profile Quad Flat Package), with 48 pins, facilitating easy integration into electronic designs.
The ATSAMD21J17A-AU is commonly used in IoT applications, wearables, and other embedded systems, thanks to its balance of performance, power efficiency, and ease of use. Its compatibility with the Atmel Studio and Arduino IDE also enhances its accessibility for developers.

Features

The ATSAMD21J17A-AU is a microcontroller from Microchip Technology's SAM D21 family, featuring the following key specifications:
1. Architecture: ARM Cortex-M0+ core running at up to 48 MHz.
2. Memory: 256 KB Flash memory and 32 KB SRAM.
3. Operating Voltage: 1.62V to 3.63V, making it suitable for low-power applications.
4. I/O Ports: Up to 38 programmable I/O pins.
5. Peripherals:
- Multiple UART, SPI, and I2C interfaces for communication.
- 12-bit ADC (Analog-to-Digital Converter) with up to 12 channels.
- 10-bit DAC (Digital-to-Analog Converter).
6. Timers: Several 16-bit timers for PWM and timing applications.
7. USB: Full-speed USB 2.0 interface.
8. Low Power Modes: Various sleep modes for energy-efficient operation.
9. Package: Available in a 48-pin QFN package.
These features make the ATSAMD21J17A-AU ideal for applications in IoT, consumer electronics, and embedded systems.

Package

The ATSAMD21J17A-AU is packaged in a 32-pin QFN (Quad Flat No-lead) package. Its dimensions are 5mm x 5mm with a 0.5mm pitch. This compact design is suitable for space-constrained applications while providing enhanced thermal performance.

Pinout

The ATSAMD21J17A-AU is a microcontroller from Microchip's SAM D21 family, based on the ARM Cortex-M0+ architecture. It features a total of 48 pins in a QFN package.
Key pin functions include:
- Digital I/O: Configurable GPIO pins for general input/output tasks.
- Analog Input: Several pins can be used for 12-bit ADC (Analog-to-Digital Converter).
- Communication Interfaces: Supports UART, I2C, and SPI for serial communication.
- Timer/Counters: Includes multiple timer/counter modules for PWM and event counting.
- External Interrupts: Some pins can serve as external interrupts.
- Power Management: Includes pins for power supply and ground connections.
The device operates at a voltage range of 1.62V to 3.6V and is suitable for low-power applications. The comprehensive functionality makes it ideal for embedded systems in various applications.

Manufacturer

The ATSAMD21J17A-AU is manufactured by Microchip Technology Inc., an American company known for its development and production of microcontrollers, memory chips, and other semiconductor products. Founded in 1989 and headquartered in Chandler, Arizona, Microchip specializes in embedded control solutions and provides a range of products and services for various industries, including automotive, industrial, and consumer electronics. They are particularly recognized for their PIC and AVR microcontroller families, as well as their development tools and integrated circuits. Microchip emphasizes innovation, quality, and customer support in their offerings, catering to both small-scale and large-scale applications.

Application

The ATSAMD21J17A-AU microcontroller is commonly used in embedded systems for applications such as IoT devices, wearable technology, industrial automation, smart home products, and sensor data acquisition. Its low power consumption, integrated peripherals, and ARM Cortex-M0+ architecture make it suitable for battery-operated devices and real-time applications. Additionally, it supports various communication protocols like I2C, SPI, and UART, enhancing its versatility in diverse projects.

Equivalent

Equivalent products to the ATSAMD21J17A-AU chip include the ATSAMD21G18A-AU and ATSAMD21E18A-AU. These chips are part of the SAM D21 family and share similar ARM Cortex-M0+ architecture, peripheral sets, and memory configurations, with slight variations in features such as flash size and available pins. Always check the specific datasheets for detailed comparisons.