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ATSAMD21J18A-AUT

Name: ATSAMD21J18A-AUT
Rating: 4.7 (12 reviews)

IC MCU 32BIT 256KB FLASH 64TQFP

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包 TQFP-64
資料表 ATSAMD21J18A-AUT DataSheet
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
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	256KB (256K x 8)
ProgramMemoryType	FLASH
RAMSize	32K 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 ATSAMD21J18A-AUT is a microcontroller from Microchip Technology's SAM D21 series, featuring a 32-bit ARM Cortex-M0+ core. It operates at speeds up to 48 MHz and provides up to 256 KB of flash memory and 32 KB of SRAM. This microcontroller supports a range of peripherals, including multiple communication interfaces such as I2C, SPI, and USART, as well as 12-bit ADC and PWM capabilities.
Key features include low power consumption modes, making it suitable for battery-operated devices, and a rich set of I/O pins for versatile application development. The ATSAMD21J18A-AUT is commonly used in embedded systems, IoT applications, and consumer electronics due to its performance, efficiency, and ease of integration with various sensors and modules. Its compatibility with the Atmel Studio and Arduino development environments further simplifies the programming and prototyping process for developers.

Features

The ATSAMD21J18A-AUT is a microcontroller from Microchip's SAM D21 series, based on the ARM Cortex-M0+ architecture. Key features include:
- Core: 32-bit ARM Cortex-M0+ processor running at up to 48 MHz.
- Memory: 256 KB Flash memory and 32 KB SRAM.
- I/O: 38 programmable GPIO pins.
- Peripheral Interfaces: Includes multiple communication interfaces like USART, I2C, SPI, and an optional CAN interface.
- Analog Features: 12-bit ADC with up to 13 channels and a 12-bit DAC.
- Timers: Several configurable timers and a PWM module for control applications.
- Low Power Modes: Multiple low-power operation modes, making it suitable for battery-powered applications.
- USB: Full-speed USB 2.0 interface for easy connectivity.
- Package: Available in various package options including 48-pin VQFN and TQFP.
Overall, the ATSAMD21J18A-AUT is designed for a wide range of applications, including IoT devices and embedded systems.

Package

The ATSAMD21J18A-AUT microcontroller is available in a 48-pin QFN (Quad Flat No-lead) package type. This compact package is designed for surface mounting and provides a small footprint suitable for space-constrained applications.

Pinout

The ATSAMD21J18A-AUT is a microcontroller from Microchip's SAM D21 series, featuring a total of 48 pins. It has a 32-bit ARM Cortex-M0+ core, operates at up to 48 MHz, and includes 256 KB of Flash memory and 32 KB of SRAM.
The functions of its pins are versatile and include:
- I/O Ports: General-purpose I/O pins.
- Analog Inputs: Up to 12-channel 12-bit ADC.
- Timers: Multiple 16-bit timer/counters.
- Communication Interfaces:
- USART, I2C, SPI for serial communication.
- PWM: For generating pulse-width modulation signals.
- Reset and Power Management: Reset pin and power supply pins.
- Debugging: SWD for programming and debugging.
The device supports various peripheral functions enabling enhanced control and interfacing capabilities for embedded applications. The exact pin assignments and functionalities can be found in the device's datasheet.

Manufacturer

The ATSAMD21J18A-AUT is manufactured by Microchip Technology Inc., a leading semiconductor company. Microchip specializes in microcontrollers, mixed-signal, analog, and Flash-IP solutions. Established in 1989 and headquartered in Chandler, Arizona, Microchip serves various industries, including automotive, industrial, consumer, and communications. The ATSAMD21J18A-AUT is part of the SAM D21 family of ARM Cortex-M0+ microcontrollers, designed for low-power applications, making it suitable for IoT devices and other embedded systems. The company is known for its commitment to innovation and customer support, offering a wide range of development tools and resources to assist engineers in their product design processes.

Application

The ATSAMD21J18A-AUT is a microcontroller from Microchip's SAM D21 series, commonly used in various application areas, including Internet of Things (IoT) devices, wearable technology, consumer electronics, smart home systems, industrial automation, and robotics. Its low power consumption, integrated peripherals, and USB support make it ideal for battery-operated applications and connected devices.

Equivalent

Equivalent products to the ATSAMD21J18A-AUT chip include other microcontrollers from the SAM D21 series, such as ATSAMD21G18A and ATSAMD21E18A, which share similar features and capabilities. Additionally, products from other manufacturers like the Microchip/Microelectronics PIC32MZ series or Nordic Semiconductor nRF52 series may serve as alternatives, depending on specific application requirements like power consumption, peripheral support, and memory configuration. Always verify compatibility based on your project's needs.