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ATSAMD21G18A-AUT

Name: ATSAMD21G18A-AUT
Rating: 4.7 (12 reviews)

IC MCU 32BIT 256KB FLASH 48TQFP

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包 TQFP-48
資料表 ATSAMD21G18A-AUT DataSheet
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
Series	SAM D21G, 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	38
ProgramMemorySize	256KB (256K x 8)
ProgramMemoryType	FLASH
RAMSize	32K x 8
Voltage-Supply(Vcc/Vdd)	1.62V ~ 3.6V
DataConverters	A/D 14x12b; D/A 1x10b
OscillatorType	Internal
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	48-TQFP

概述

Description

The ATSAMD21G18A-AUT is a microcontroller from Microchip Technology, belonging to the SAM D21 family based on the ARM Cortex-M0+ architecture. It features a 32-bit RISC processor, running at speeds up to 48 MHz, and offers 256 KB of Flash memory and 32 KB of SRAM. The device includes multiple peripherals such as GPIO, USART, SPI, I2C, and ADC, making it suitable for a variety of embedded applications.
Key features include low power consumption, making it ideal for battery-operated devices, and support for different operating modes. The ATSAMD21G18A also incorporates advanced features like a 12-bit ADC, PWM outputs, and DMA capabilities. It supports various development tools and environments, including Microchip’s MPLAB X and Harmony framework, facilitating ease of use for developers.
This microcontroller is commonly used in IoT applications, wearables, and other embedded systems due to its balance of performance and power efficiency.

Features

The ATSAMD21G18A-AUT is a microcontroller from Microchip's SAM D21 family, featuring a 32-bit ARM Cortex-M0+ core. Key features include:
- Clock Speed: Up to 48 MHz
- Flash Memory: 256 KB
- SRAM: 32 KB
- I/O Pins: 38 GPIOs
- ADC: 12-bit, up to 12 channels
- Communication Interfaces:
- 1 x I2C
- 1 x SPI
- 1 x USART
- USB: Full-speed device controller
- Timers: Multiple 16-bit timers
- Low Power Modes: Various power-saving modes for energy-efficient applications
- Operating Voltage: 1.62V to 3.63V
- Temperature Range: -40°C to 85°C
- Package: Available in 48-pin QFN and TQFP packages.
The ATSAMD21G18A-AUT is suitable for a wide range of applications, including consumer electronics, industrial automation, and IoT devices, due to its versatility and efficiency.

Package

The ATSAMD21G18A-AUT is packaged in a QFN (Quad Flat No-lead) package type, specifically a 48-pin QFN. This compact form factor is designed for efficient thermal and electrical performance, making it suitable for various embedded applications.

Pinout

The ATSAMD21G18A-AUT is a microcontroller from Microchip's SAM D21 series, featuring a total of 48 pins.
Pin functions include:
- Digital I/O: Configurable as input or output for general-purpose applications.
- Analog Inputs: Up to 12 channels of 12-bit ADC (Analog-to-Digital Converter).
- Communications Interfaces: Supports I2C, SPI, and USART for various communication needs.
- PWM: Capable of generating Pulse Width Modulation signals for motor control or other applications.
- Timers/Counters: Multiple timer/counter modules for precise timing and event counting.
- Reset and Bootloader: Pins for resetting the device and entering bootloader mode.
- Power Supply: VDD and GND pins for power, plus pins for battery or external power management.
This microcontroller is suitable for a variety of embedded applications, including IoT, consumer devices, and industrial control systems.

Manufacturer

The ATSAMD21G18A-AUT is manufactured by Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in the design and manufacturing of integrated circuits (ICs), microcontrollers, and analog devices. Founded in 1989 and headquartered in Chandler, Arizona, Microchip provides a wide range of products and solutions for various applications, including automotive, industrial, consumer, and telecommunications markets. The ATSAMD21G18A-AUT is part of the SAM D21 family of microcontrollers, based on the ARM Cortex-M0+ architecture, and is commonly used in embedded systems for its performance, low power consumption, and flexibility.

Application

The ATSAMD21G18A-AUT microcontroller is commonly used in various application areas, including IoT devices, wearable technology, home automation systems, industrial automation, robotics, and sensor management. Its low power consumption, integrated peripherals, and support for wireless communication make it ideal for battery-operated devices and smart applications. Additionally, it is suitable for educational projects and prototyping in embedded systems.

Equivalent

The ATSAMD21G18A-AUT chip is part of the Microchip SAM D21 family. Equivalent products include the ATSAMD21G18A-MU, ATSAMD21E18A, and ATSAMD21J18A, which may differ in package type, memory size, or peripheral features. For compatibility, consider the same core architecture and similar I/O capabilities. Always verify specific requirements for your application before substitution.