AT91SAM7X128-AU

Product Overview

Category

AT91SAM7X128-AU belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and embedded systems.

Characteristics

• High-performance 32-bit ARM architecture
• Flash memory for program storage
• Multiple communication interfaces (UART, SPI, I2C)
• Analog-to-digital converter (ADC)
• Real-time clock (RTC)
• Low power consumption

Package

AT91SAM7X128-AU is available in a compact surface mount package.

Essence

The essence of this microcontroller lies in its ability to provide efficient processing power and versatile features for embedded applications.

Packaging/Quantity

AT91SAM7X128-AU is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Microcontroller core: ARM7TDMI-S
• Clock speed: Up to 55 MHz
• Flash memory: 128 KB
• RAM: 32 KB
• Operating voltage: 3.3V
• Digital I/O pins: 53
• ADC resolution: 10-bit
• Communication interfaces: UART, SPI, I2C
• Timers/counters: 6
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The AT91SAM7X128-AU microcontroller has a total of 100 pins. The pin configuration is as follows:

• Pins 1-20: General-purpose I/O (GPIO) pins
• Pins 21-28: Analog input pins
• Pins 29-36: Communication interface pins (UART, SPI, I2C)
• Pins 37-42: Timer/counter pins
• Pins 43-50: Power supply and ground pins
• Pins 51-100: Reserved for various functions

Functional Features

1. High-performance Processing: The ARM7TDMI-S core provides efficient processing power, enabling the microcontroller to handle complex tasks.
2. Flash Memory: The built-in flash memory allows for program storage, ensuring flexibility and ease of firmware updates.
3. Communication Interfaces: The UART, SPI, and I2C interfaces enable seamless communication with other devices, expanding connectivity options.
4. Analog-to-Digital Conversion: The integrated ADC facilitates the conversion of analog signals into digital data, enabling precise measurements.
5. Real-Time Clock: The real-time clock feature enables accurate timekeeping and synchronization in time-sensitive applications.
6. Low Power Consumption: The microcontroller is designed to operate efficiently with low power consumption, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Powerful processing capabilities
• Versatile communication interfaces
• Compact package size
• Low power consumption
• Integrated analog-to-digital converter

Disadvantages

• Limited amount of flash memory (128 KB)
• Relatively fewer I/O pins compared to some other microcontrollers

Working Principles

AT91SAM7X128-AU operates based on the ARM7TDMI-S architecture. It executes instructions stored in its flash memory, interacting with peripherals and external devices through various communication interfaces. The microcontroller's internal components work together to process data, control external devices, and perform specific tasks as programmed.

Detailed Application Field Plans

AT91SAM7X128-AU finds applications in a wide range of fields, including but not limited to: - Industrial automation - Consumer electronics - Automotive systems - Medical devices - Internet of Things (IoT) devices - Robotics

Its versatility and performance make it suitable for demanding applications that require reliable and efficient embedded solutions.

Detailed and Complete Alternative Models

Some alternative microcontrollers that offer similar features and capabilities to AT91SAM7X128-AU include: - STM32F103C8T6 - PIC32MX795F512L - LPC1768

These alternatives can be considered based on specific project requirements, cost considerations, and compatibility with existing systems.

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