AT91SAM7SE256B-CUR

Product Overview

Category

AT91SAM7SE256B-CUR belongs to the category of microcontrollers.

Use

It is primarily used for embedded systems and applications that require a high level of integration and performance.

Characteristics

• High-performance 32-bit ARM7TDMI-S RISC processor
• 256KB Flash memory
• 64KB SRAM
• Multiple communication interfaces (UART, SPI, I2C)
• Analog-to-digital converter (ADC)
• Real-time clock (RTC)
• Low power consumption
• Small form factor

Package

AT91SAM7SE256B-CUR comes in a compact package suitable for surface mount technology (SMT) assembly.

Essence

The essence of AT91SAM7SE256B-CUR lies in its powerful processing capabilities, extensive memory, and various integrated peripherals, making it an ideal choice for demanding applications.

Packaging/Quantity

AT91SAM7SE256B-CUR is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Architecture: ARM7TDMI-S
• Clock Speed: Up to 55 MHz
• Operating Voltage: 1.8V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Number of Pins: 100
• Flash Memory Size: 256KB
• SRAM Size: 64KB
• ADC Resolution: 10-bit
• Communication Interfaces: UART, SPI, I2C
• Package Type: LQFP

Detailed Pin Configuration

The pin configuration of AT91SAM7SE256B-CUR is as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | PA0 | GPIO | | 2 | PA1 | GPIO | | 3 | PA2 | GPIO | | ... | ... | ... | | 99 | PB30 | GPIO | | 100 | PB31 | GPIO |

Functional Features

• High-performance processing: The ARM7TDMI-S processor provides efficient execution of instructions, enabling fast and reliable operation.
• Extensive memory: With 256KB of Flash memory and 64KB of SRAM, the microcontroller can store and process large amounts of data.
• Integrated peripherals: The UART, SPI, and I2C interfaces allow seamless communication with external devices, expanding the capabilities of the microcontroller.
• Analog-to-digital conversion: The built-in ADC enables precise measurement of analog signals, making it suitable for sensor-based applications.
• Real-time clock: The RTC feature provides accurate timekeeping functionality, essential for applications requiring time-sensitive operations.
• Low power consumption: AT91SAM7SE256B-CUR is designed to minimize power consumption, making it suitable for battery-powered devices.
• Small form factor: The compact package size allows for easy integration into space-constrained designs.

Advantages and Disadvantages

Advantages

• Powerful processing capabilities
• Ample memory for data storage
• Versatile communication interfaces
• Precise analog signal measurement
• Accurate timekeeping functionality
• Low power consumption
• Compact form factor

Disadvantages

• Limited number of pins (100)
• Relatively high cost compared to simpler microcontrollers

Working Principles

AT91SAM7SE256B-CUR operates based on the ARM7TDMI-S architecture. It executes instructions stored in its Flash memory, utilizing the integrated peripherals and memory resources to perform various tasks. The microcontroller communicates with external devices through the UART, SPI, and I2C interfaces, while the ADC enables analog signal conversion. The real-time clock ensures accurate timekeeping for time-sensitive operations. The low power consumption design allows for efficient operation in battery-powered applications.

Detailed Application Field Plans

AT91SAM7SE256B-CUR finds applications in various fields, including but not limited to: - Industrial automation - Consumer electronics - Automotive systems - Medical devices - Internet of Things (IoT) devices - Robotics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AT91SAM7SE256B-CUR are: - STM32F407VG - PIC32MX795F512L - LPC1768

These microcontrollers provide comparable processing power, memory capacity, and integrated peripherals, making them suitable alternatives for different application requirements.

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