AT91SAM9CN11-CUR

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics: High-performance, low-power consumption, integrated peripherals
• Package: 128-pin LQFP
• Essence: ARM926EJ-S core microcontroller
• Packaging/Quantity: Tray packaging, available in bulk quantities

Specifications

• Core: ARM926EJ-S running at up to 400 MHz
• Memory: 64 KB ROM, 32 KB SRAM, external memory interface
• Peripherals: USB 2.0, Ethernet MAC, UART, SPI, I2C, PWM, ADC, etc.
• Operating Voltage: 1.65V to 3.6V
• Operating Temperature: -40°C to +85°C
• Package Dimensions: 14mm x 14mm

Detailed Pin Configuration

The AT91SAM9CN11-CUR microcontroller has a total of 128 pins. The pin configuration is as follows:

• Pin 1: VDDIO
• Pin 2: PA0
• Pin 3: PA1
• ...
• Pin 128: GND

For a complete pin configuration diagram, please refer to the product datasheet.

Functional Features

• High-performance ARM926EJ-S core for efficient processing
• Integrated peripherals for versatile connectivity options
• Low-power consumption for energy-efficient designs
• External memory interface for expanded storage capabilities
• Support for various communication protocols (USB, Ethernet, UART, SPI, I2C)
• Flexible PWM and ADC modules for precise control and sensing

Advantages and Disadvantages

Advantages

• Powerful processing capabilities with the ARM926EJ-S core
• Wide range of integrated peripherals for enhanced connectivity
• Low-power consumption for energy-efficient designs
• Support for various communication protocols enables versatile applications
• Flexible PWM and ADC modules allow precise control and sensing

Disadvantages

• Limited on-chip memory compared to some other microcontrollers
• Higher cost compared to entry-level microcontrollers
• Requires external memory for larger storage requirements

Working Principles

The AT91SAM9CN11-CUR microcontroller operates based on the ARM926EJ-S core architecture. It executes instructions fetched from the internal ROM or external memory, processes data using its integrated peripherals, and communicates with external devices through various interfaces. The microcontroller's working principles involve executing software instructions, managing input/output operations, and controlling the flow of data within the system.

Detailed Application Field Plans

The AT91SAM9CN11-CUR microcontroller finds applications in various fields, including:

1. Industrial automation: Control systems, monitoring devices, and data acquisition systems.
2. Consumer electronics: Smart home devices, wearable technology, and multimedia devices.
3. Internet of Things (IoT): Connected devices, sensor networks, and edge computing.
4. Automotive: Infotainment systems, engine control units, and driver assistance systems.
5. Medical devices: Patient monitoring systems, diagnostic equipment, and portable medical devices.

Detailed and Complete Alternative Models

1. AT91SAM9G25-CU: Similar ARM926EJ-S core microcontroller with additional features.
2. STM32F407VGT6: High-performance ARM Cortex-M4 microcontroller with extensive peripheral support.
3. PIC32MZ2048EFH144: 32-bit MIPS microcontroller with high-speed performance and rich peripheral set.

These alternative models offer similar functionalities and can be considered as alternatives to the AT91SAM9CN11-CUR microcontroller.

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