AT91M40800-33AU

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AT91M40800-33AU

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IC MCU 16/32BIT ROMLESS 100LQFP

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Especificações

Atributo Valor
Series AT91
Part Status Active
Digi Key Programmable Not Verified
Core Processor ARM7®
Core Size 16/32-Bit
Speed 33MHz
Connectivity EBI/EMI, UART/USART
Peripherals POR, WDT
Number of I/O 32
Program Memory Type ROMless
RAM Size 8K x 8
Voltage - Supply (Vcc/Vdd) 1.8V ~ 3.6V
Oscillator Type External
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Supplier Device Package 100-LQFP (14x14)
Package / Case 100-LQFP
Base Product Number AT91M40800

Visão Geral

Description

The AT91M40800-33AU is a microcontroller from Atmel's AT91 series, which is based on the ARM7TDMI core. This microcontroller is designed for embedded applications, offering a 32-bit RISC processor architecture that balances performance and power efficiency. The "33AU" typically indicates the packaging and operational temperature range.
Key features include:
1. Processor Core: ARM7TDMI, providing a blend of 32-bit performance with low power consumption.
2. Memory: Typically, the microcontroller includes on-chip RAM and ROM, but the specifics depend on the variant.
3. Clock Speed: The "33" in the name usually denotes the maximum clock frequency, which is around 33 MHz.
4. I/O Interfaces: Multiple I/O ports and support for various peripherals, enhancing connectivity and integration into broader systems.
5. Applications: Suitable for a range of embedded systems, including industrial control, automotive applications, and consumer electronics.
The AT91M40800-33AU is valued in applications requiring reliable performance with energy efficiency, supported by a robust development ecosystem.

Equivalent

The AT91M40800-33AU is a microcontroller from the Atmel AT91 series. Equivalent products can include other ARM7TDMI-based microcontrollers with similar specifications. Potential alternatives are devices from the NXP LPC2000 series, such as the LPC2148, or Microchip's own updated ARM-based SAM microcontrollers. Ensure to compare specific features like clock speed, memory size, and peripheral support for compatibility with your application needs.

Features

The AT91M40800-33AU is a microcontroller based on the ARM7TDMI core. Key features include:
1. Processor Core: ARM7TDMI 32-bit RISC architecture, offering efficient performance.
2. Operating Frequency: Up to 33 MHz, providing a balance between speed and power consumption.
3. Memory: Includes integrated 256 KB of ROM and 8 KB of SRAM, suitable for embedded applications.
4. Peripherals: Features a variety of I/O options including USART, SPI, and two 16-bit timers for versatile connectivity.
5. GPIO: Offers multiple General Purpose Input/Output pins for interfacing with external devices.
6. Power Management: Offers power-saving modes to extend battery life in portable applications.
7. Interrupt Controller: Efficient handling of priority-based interrupts.
8. Bus Architecture: Includes Advanced High-performance Bus (AHB) and Advanced Peripheral Bus (APB) for efficient data transfer.
9. Package: Available in a 144-pin LQFP package, suitable for compact designs.
These features make the AT91M40800-33AU suitable for a variety of embedded system applications requiring efficient processing and connectivity.

Pinout

The AT91M40800-33AU is a microcontroller from Atmel's AT91 family, which is based on the ARM7TDMI core. It comes in a TQFP (Thin Quad Flat Package) with 144 pins.
The main functions and features of the AT91M40800-33AU include:
1. ARM7TDMI Core: A 32-bit RISC processor with high performance and low power consumption.
2. Memory: It typically has on-chip SRAM and supports external memory interfaces, including DRAM and SRAM/UART.
3. Peripherals:
- USARTs: Universal Synchronous/Asynchronous Receiver/Transmitters for serial communication.
- Timers: For timing operations and generating PWM signals.
- Parallel I/O Ports: For general-purpose input/output operations.
- Interrupt Controller: To manage and prioritize interrupts.
- Watchdog Timer: For system recovery in case of a malfunction.
4. Interface Support: Supports JTAG for debugging and programming.
This microcontroller is ideal for embedded applications requiring a high-performance processor and a wide range of connectivity options.

Manufacturer

The AT91M40800-33AU is manufactured by Microchip Technology Inc. It is a semiconductor company that designs and manufactures microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. Microchip provides a range of solutions for various applications in consumer, automotive, industrial, and communications markets. The company is known for its focus on embedded control applications, offering products that enable designers to create more efficient and cost-effective electronic devices.

Application

The AT91M40800-33AU is a microcontroller from Atmel's AT91 series, which typically finds applications in embedded systems requiring efficient processing power and low energy consumption. Key application areas include:
1. Industrial Automation: Used for controlling machinery and processes.
2. Consumer Electronics: Supports devices like smart displays and handheld gadgets.
3. Communication Systems: Implements protocols for data exchange.
4. Medical Devices: Powers instruments requiring precise control and monitoring.
5. Automotive Systems: Utilized in systems for monitoring and control.
6. IoT Devices: Provides connectivity and processing for smart solutions.
These applications leverage its ARM architecture for reliable performance in various embedded solutions.

Package

The AT91M40800-33AU is a microcontroller from Atmel's AT91 series, housed in a TQFP (Thin Quad Flat Pack) package type.

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