ATSAMD21G16B-AU

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ATSAMD21G16B-AU

IC MCU 32BIT 64KB FLASH 48TQFP

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Thông số kỹ thuật

Package Tray
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 64KB (64K x 8)
ProgramMemoryType FLASH
RAMSize 8K 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

Tổng quan

Description

The ATSAMD21G16B-AU is a microcontroller from Microchip Technology, part of the SAM D21 family, based on the ARM Cortex-M0+ architecture. It operates at a maximum clock speed of 48 MHz and features 16 KB of SRAM and 256 KB of Flash memory, making it suitable for a wide range of applications, including IoT and embedded systems.
Key features include multiple digital I/O pins, ADC channels, UART, SPI, and I2C communication interfaces, providing versatility for interfacing with sensors and peripherals. The device supports various low-power modes, making it ideal for battery-powered applications.
Additionally, it includes integrated peripherals like a real-time clock (RTC), an event system for efficient peripheral communication, and a range of timers. The ATSAMD21G16B-AU is often utilized in applications that require efficient processing with low power consumption, such as wearables, smart home devices, and industrial automation. Its compact 48-pin LQFP package facilitates easy integration into designs.

Features

The ATSAMD21G16B-AU is a 32-bit ARM Cortex-M0+ microcontroller from Microchip Technology, designed for low-power applications. Key features include:
- Core: ARM Cortex-M0+ core running up to 48 MHz.
- Flash Memory: 16 KB of flash memory for program storage.
- SRAM: 2 KB of SRAM for data storage.
- Operating Voltage: 1.62 to 3.63V, suitable for battery-operated devices.
- I/O Pins: Up to 38 programmable I/O pins.
- Peripheral Interfaces: Includes USART, I2C, SPI, and PWM support.
- Analog Features: 12-bit ADC and DAC for analog signal processing.
- Timers: Multiple 16-bit and 32-bit timers for precise timing operations.
- Low Power Modes: Various sleep modes for energy efficiency.
- Built-in Debugging: SWD (Serial Wire Debug) support for easy debugging.
- Package: Available in a 48-pin QFN package.
This microcontroller is ideal for IoT, wearable devices, and portable applications due to its balance of performance and power efficiency.

Package

The ATSAMD21G16B-AU is packaged in a 48-pin QFN (Quad Flat No-lead) format. It features a compact design suitable for space-constrained applications, providing easy integration into various electronic devices.

Pinout

The ATSAMD21G16B-AU is a microcontroller from Microchip's SAM D21 family, featuring a total of 48 pins. It is based on the ARM Cortex-M0+ architecture.
Pin Count and Functions:
- Total Pins: 48
- Digital I/O Pins: 30 usable as general-purpose I/O.
- Analog Inputs: 10 channels for analog-to-digital conversion (ADC).
- Communication Interfaces:
- 1 USART
- 1 I²C
- 1 SPI
- Timers/Counters: Multiple timer/counter peripherals for PWM and timing functions.
- Special Functions:
- Reset pin
- Power management (sleep modes)
- External interrupt capabilities.
The microcontroller is well-suited for low-power applications, making it popular in embedded systems and IoT devices.

Manufacturer

The ATSAMD21G16B-AU is manufactured by Microchip Technology Inc., an American company specializing in microcontrollers, mixed-signal, analog, and Flash-IP solutions. Founded in 1989, Microchip is renowned for its development tools, embedded control applications, and semiconductor products. The company focuses on providing innovative solutions for a variety of industries, including automotive, industrial, consumer, and communications. The ATSAMD21G16B-AU is part of the SAM D21 family of microcontrollers, which are based on the ARM Cortex-M0+ architecture, making them suitable for low-power applications and IoT devices. Microchip's extensive portfolio and commitment to quality make it a key player in the semiconductor industry.

Application

The ATSAMD21G16B-AU is a microcontroller commonly used in various applications, including IoT devices, wearables, sensor nodes, and consumer electronics. Its low power consumption makes it suitable for battery-operated devices. Additionally, it is utilized in automotive systems, industrial automation, and home automation solutions. The integrated features like ADC, DAC, and various communication interfaces (I2C, SPI, UART) enhance its versatility across embedded systems.

Equivalent

Equivalent products to the ATSAMD21G16B-AU chip include the ATSAMD21G18A, ATSAMD21E18A, and ATSAMD21J18A. These variants share similar ARM Cortex-M0+ architecture and peripheral features, with differences mainly in flash size, RAM capacity, and package options. Always verify specific requirements and compatibility for your application.

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