ATSAME70Q21B-CFNT

Product Overview

Category: Microcontroller

Use: The ATSAME70Q21B-CFNT is a microcontroller designed for embedded systems applications. It provides high-performance computing capabilities and a wide range of peripherals, making it suitable for various industrial and consumer electronic devices.

Characteristics: - High-performance ARM Cortex-M7 core - Clock speed up to 300 MHz - Flash memory capacity of 2 MB - SRAM capacity of 384 KB - Wide range of communication interfaces (UART, SPI, I2C, USB) - Analog-to-digital converter (ADC) with multiple channels - Real-time clock (RTC) for timekeeping - Low power consumption

Package: CFNT (48-pin LQFP)

Essence: The ATSAME70Q21B-CFNT is a powerful microcontroller that combines high-performance computing capabilities with a wide range of peripherals, making it an ideal choice for demanding embedded systems applications.

Packaging/Quantity: The ATSAME70Q21B-CFNT is available in a 48-pin LQFP package. It is typically sold in reels or trays containing multiple units.

Specifications

• Microcontroller Family: SAM E70
• Core: ARM Cortex-M7
• Clock Speed: Up to 300 MHz
• Flash Memory: 2 MB
• SRAM: 384 KB
• Communication Interfaces: UART, SPI, I2C, USB
• Analog-to-Digital Converter (ADC): Multiple channels
• Real-Time Clock (RTC): Yes
• Operating Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ATSAME70Q21B-CFNT microcontroller has a total of 48 pins. The pin configuration is as follows:

• Pin 1: VDDIO
• Pin 2: PA0
• Pin 3: PA1
• ...
• Pin 48: GND

For a detailed pinout diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

The ATSAME70Q21B-CFNT microcontroller offers several functional features that enhance its performance and versatility:

1. High-performance Computing: The ARM Cortex-M7 core provides exceptional processing power, allowing for complex calculations and real-time data processing.

2. Extensive Peripherals: The microcontroller offers a wide range of communication interfaces (UART, SPI, I2C, USB) for seamless connectivity with other devices. It also includes an analog-to-digital converter (ADC) with multiple channels for accurate sensor data acquisition.

3. Low Power Consumption: The ATSAME70Q21B-CFNT is designed to optimize power usage, making it suitable for battery-powered applications or energy-efficient systems.

4. Real-Time Clock: The built-in real-time clock (RTC) enables accurate timekeeping and timestamping functionality.

Advantages and Disadvantages

Advantages: - High-performance computing capabilities - Extensive range of peripherals - Low power consumption - Real-time clock for accurate timekeeping

Disadvantages: - Limited availability in certain regions - Relatively higher cost compared to lower-end microcontrollers

Working Principles

The ATSAME70Q21B-CFNT microcontroller operates based on the principles of embedded systems design. It executes instructions stored in its flash memory, interacts with various peripherals, and communicates with external devices to perform specific tasks. The ARM Cortex-M7 core ensures efficient execution of instructions, while the integrated peripherals enable seamless integration with other components of the system.

Application Field Plans

The ATSAME70Q21B-CFNT microcontroller is suitable for a wide range of applications, including but not limited to:

1. Industrial Automation Systems
2. Consumer Electronics
3. Internet of Things (IoT) Devices
4. Automotive Electronics
5. Medical Equipment
6. Robotics

Its high-performance computing capabilities, extensive peripherals, and low power consumption make it an excellent choice for demanding embedded systems in these fields.

Alternative Models

For users seeking alternative options, the following microcontrollers can be considered:

1. STM32F767ZI: A microcontroller from STMicroelectronics with similar specifications and features.
2. PIC32MZ2048EFH144: A microcontroller from Microchip Technology offering comparable performance and peripherals.
3. LPC54608J512ET180: A microcontroller from NXP Semiconductors with a similar feature set.

These alternatives provide similar functionality and can be evaluated based on specific project requirements.

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