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ATSAMD20J18A-MU

Name: ATSAMD20J18A-MU
Rating: 4.7 (12 reviews)

IC MCU 32BIT 256KB FLASH 64QFN

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規格

Series	SAM D20J
Part Status	Active
DigiKey Programmable	Not 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	52
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 20x12b; D/A 1x10b
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Mounting Type	Surface Mount
Supplier Device Package	64-QFN (9x9)
Package / Case	64-VFQFN Exposed Pad
Base Product Number	ATSAMD20

概述

Description

The ATSAMD20J18A-MU is a microcontroller from Microchip Technology's SAM D20 series, based on the ARM Cortex-M0+ architecture. It features a 32-bit core, offering a balance of performance and power efficiency, making it suitable for a variety of applications, including consumer, industrial, and IoT devices.
Key specifications include:
- Flash Memory: 256 KB
- SRAM: 32 KB
- Clock Speed: Up to 48 MHz
- I/O Pins: 30 programmable GPIOs
- Interfaces: Supports multiple communication protocols, such as I2C, SPI, and USART.
- ADC: 12-bit Analog-to-Digital Converter
- Power Management: Low-power modes for energy efficiency.
The device also includes various integrated peripherals, such as timers and PWM outputs, making it versatile for embedded system designs. Its small size (QFN package) and low power consumption are ideal for battery-operated applications. The ATSAMD20J18A-MU is often used in applications requiring reliable performance in compact designs.

Features

The ATSAMD20J18A-MU is a microcontroller from Microchip's SAM D20 family, featuring an ARM Cortex-M0+ core. Key features include:
- Core: 32-bit ARM Cortex-M0+ running at up to 48 MHz.
- Flash Memory: 256 KB of flash memory for code storage.
- RAM: 32 KB of SRAM for data.
- I/O Ports: Up to 38 general-purpose I/O pins.
- ADC: 12-bit Analog-to-Digital Converter with up to 16 channels.
- Timers: Multiple timer/counter modules, including PWM support.
- Communication Interfaces: Includes USART, I2C, SPI, and a USB interface.
- Low Power Modes: Designed for low power consumption, suitable for battery-operated devices.
- Operating Voltage: 1.62V to 3.63V supply voltage range.
- Package: Available in a 32-pin QFN package (MU) for compact designs.
This microcontroller is ideal for a variety of embedded applications, including IoT devices and consumer electronics.

Package

The ATSAMD20J18A-MU is packaged in a 32-pin QFN (Quad Flat No-lead) form factor. This compact package type is designed for surface mounting, enabling space-efficient PCB designs.

Pinout

The ATSAMD20J18A-MU is a microcontroller from Microchip's SAM D20 series. It features a total of 32 pins in a QFN (Quad Flat No-lead) package. The key functions of these pins include:
1. Digital I/O: 12 pins can be configured as general-purpose input/output (GPIO).
2. Analog Inputs: 6 pins can serve as analog-to-digital converter (ADC) inputs.
3. Communication Interfaces: It supports various communication protocols through dedicated pins, including:
- I2C (TWI)
- SPI
- UART
4. Power Management: Pins for power supply (VCC, GND) and reset functionality.
5. Special Functions: Some pins can also serve specific functions like external interrupts, clock outputs, or PWM signals.
This microcontroller is designed for low-power applications and is suitable for embedded systems requiring efficient processing capabilities.

Manufacturer

The ATSAMD20J18A-MU is manufactured by Microchip Technology Inc., a leading supplier of microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989 and headquartered in Chandler, Arizona, Microchip operates within the semiconductor industry and specializes in designing microcontrollers, digital signal controllers, and various other components used in embedded systems. The company serves a broad range of markets, including automotive, industrial, communications, consumer electronics, and IoT applications. Microchip is known for its comprehensive product portfolio and commitment to providing development tools and support for its customers.

Application

The ATSAMD20J18A-MU microcontroller is commonly used in various application areas, including IoT devices, wearable technology, industrial automation, and smart home systems. Its low power consumption and integrated peripherals make it suitable for sensor hubs, data logging, and Bluetooth connectivity. Additionally, it is utilized in consumer electronics, robotics, and embedded systems requiring efficient processing and communication capabilities.

Equivalent

The ATSAMD20J18A-MU chip is part of the Microchip SAM D20 series. Equivalent products include:
1. ATSAMD20G18A - Similar features with different pin configurations.
2. ATSAMD21G18A - Offers enhanced performance with more memory.
3. ATSAMD20J16A - Lower flash memory capacity variant.
Ensure to check specific datasheets for compatibility in applications.