Overview
The AT91R40008-66AU-999 is a 32-bit microcontroller from Microchip Technology, based on the ARM7TDMI RISC processor. This device is part of the AT91SAM family and is known for its high performance and low power consumption. It is particularly suited for a variety of embedded applications requiring robust processing capabilities and efficient energy use.
Key Specifications
| Specification | Value |
|---|---|
| Processor Core | ARM7TDMI RISC |
| Clock Speed | Up to 66 MHz |
| Memory | No internal ROM, external memory interface |
| Peripheral Interfaces | UART, SPI, TWI (I2C), USB, Ethernet MAC |
| Power Supply | 1.8V to 3.6V |
| Package Type | LQFP144 |
| Operating Temperature | -40°C to 85°C |
Key Features
- High-performance ARM7TDMI processor core
- Low power consumption
- External memory interface for flexibility
- Multiple peripheral interfaces including UART, SPI, TWI (I2C), USB, and Ethernet MAC
- Wide operating temperature range
Applications
The AT91R40008-66AU-999 is suitable for a wide range of embedded applications, including industrial control systems, medical devices, consumer electronics, and networking equipment. Its robust processing capabilities and low power consumption make it an ideal choice for applications requiring both performance and energy efficiency.
Q & A
- What is the processor core of the AT91R40008-66AU-999?
The processor core is the ARM7TDMI RISC. - What is the maximum clock speed of this microcontroller?
The maximum clock speed is up to 66 MHz. - Does the AT91R40008-66AU-999 have internal ROM?
No, it does not have internal ROM; it uses an external memory interface. - What are the available peripheral interfaces on this microcontroller?
The available peripheral interfaces include UART, SPI, TWI (I2C), USB, and Ethernet MAC. - What is the power supply range for this device?
The power supply range is from 1.8V to 3.6V. - What is the package type of the AT91R40008-66AU-999?
The package type is LQFP144. - What is the operating temperature range of this microcontroller?
The operating temperature range is from -40°C to 85°C. - What are some typical applications for the AT91R40008-66AU-999?
Typical applications include industrial control systems, medical devices, consumer electronics, and networking equipment. - Why is the AT91R40008-66AU-999 preferred in many embedded systems?
It is preferred due to its high performance and low power consumption. - Where can I find detailed specifications for the AT91R40008-66AU-999?
Detailed specifications can be found on Microchip Technology's official website and through distributors like Digi-Key and OnlineComponents.
