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ATSAMD20G18A-MU

Name: ATSAMD20G18A-MU
Rating: 4.7 (12 reviews)

IC MCU 32BIT 256KB FLASH 48QFN

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規格

Series	SAM D20G
Part Status	Active
DigiKey Programmable	Verified
Core Processor	ARM® Cortex®-M0+
Core Size	32-Bit Single-Core
Speed	48MHz
Connectivity	I2C, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, POR, WDT
Number of I/O	38
Program Memory Size	256KB (256K x 8)
Program Memory Type	FLASH
RAM Size	32K x 8
Voltage - Supply (Vcc/Vdd)	1.62V ~ 3.6V
Data Converters	A/D 14x12b; D/A 1x10b
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Supplier Device Package	48-QFN (7x7)
Package / Case	48-VFQFN Exposed Pad
Base Product Number	ATSAMD20

概述

Description

The ATSAMD20G18A-MU is a microcontroller from Microchip Technology's SAM D20 family, based on the ARM Cortex-M0+ core. It features 32-bit processing capabilities and operates at a maximum clock speed of 48 MHz. This microcontroller comes with 256 KB of Flash memory and 32 KB of SRAM, making it suitable for a variety of embedded applications.
Key features include multiple communication interfaces such as I²C, SPI, and UART, as well as a range of digital and analog peripherals, including ADCs and timers. The ATSAMD20G18A-MU also supports a wide operating voltage range of 1.62V to 3.63V, making it versatile for battery-powered devices.
Its small package (QFN) makes it ideal for space-constrained designs. The microcontroller is commonly used in IoT devices, wearable technology, and other consumer electronics, benefiting from low power consumption and efficient performance. The ATSAMD20G18A-MU is also compatible with various development tools and software environments, facilitating ease of development for engineers.

Features

The ATSAMD20G18A-MU is a microcontroller from Microchip's SAM D20 series, featuring an ARM Cortex-M0+ core. Key specifications include:
- Core: 32-bit ARM Cortex-M0+ running up to 48 MHz
- Flash Memory: 32 KB of flash for code storage
- SRAM: 4 KB of SRAM for data
- I/O Pins: Up to 20 general-purpose I/O pins
- ADC: 12-bit analog-to-digital converter with up to 12 channels
- Timers: Multiple advanced timers for PWM generation and input capture
- Communication Interfaces: Supports USART, I2C, SPI, and USB (device)
- Low Power Modes: Designed for low power consumption, making it suitable for battery-operated devices
- Operating Voltage: 1.62V to 3.63V
- Package: Available in a 32-pin QFN package (MU)
These features make the ATSAMD20G18A-MU ideal for a variety of applications, including IoT devices, consumer electronics, and embedded systems.

Package

The ATSAMD20G18A-MU is packaged in a 32-pin QFN (Quad Flat No-lead) package. This compact format is designed for surface mounting, offering a small footprint suitable for space-constrained applications.

Pinout

The ATSAMD20G18A-MU is a microcontroller from Microchip’s SAM D20 series. It features a total of 48 pins in a QFN (Quad Flat No-lead) package.
The primary functions of these pins include:
1. I/O Ports: Configurable general-purpose input/output (GPIO) pins for digital signal control.
2. Analog Functions: Integrated ADC (Analog-to-Digital Converter), DAC (Digital-to-Analog Converter), and op-amps for analog signal processing.
3. Communication Interfaces: Multiple interfaces including I2C, SPI, USART, and CAN for inter-device communication.
4. Timers: Various timer/counter functionalities for precise time management and PWM generation.
5. Power Management: Pins for power supply and ground connections, including sleep and low-power operation modes.
This microcontroller is designed for embedded applications, offering a balance of performance and power efficiency in a compact package.

Manufacturer

The ATSAMD20G18A-MU is manufactured by Microchip Technology Inc., a global semiconductor company. Microchip specializes in microcontrollers, mixed-signal, analog, and Flash-IP solutions. Founded in 1989, the company provides a wide range of products and services aimed at various industries, including automotive, industrial, consumer, and communications. They are known for their innovative solutions in embedded control applications, enabling engineers to create efficient and reliable designs. Microchip supports a strong ecosystem of development tools, software, and technical support to facilitate the development process for their customers.

Application

The ATSAMD20G18A-MU is a microcontroller from Microchip designed for a variety of applications, including IoT devices, wearable technology, industrial automation, consumer electronics, and sensor networks. Its low power consumption and integrated features like ADC, I2C, SPI, and PWM make it suitable for battery-operated devices and real-time control applications. Additionally, it supports USB connectivity, enhancing its use in smart home devices and data logging solutions.

Equivalent

The ATSAMD20G18A-MU is a microcontroller from Microchip's SAM D20 series. Equivalent products include the ATSAMD21G18A (more advanced, with additional features), ATmega328P (lower performance, 8-bit), and NXP's LPC802 (similar ARM Cortex-M0 architecture). Depending on specific application needs, alternatives may also include other SAM D series microcontrollers with varying memory or peripheral configurations. Always check compatibility for your specific use case.