Overview
The ATSAM3X8EA-AU is a 32-bit microcontroller from Microchip Technology, part of the SAM3X series. It is based on the ARM Cortex-M3 processor and operates at a frequency of 84 MHz. This microcontroller is known for its high level of integration, featuring a robust set of peripherals and communication interfaces. It is particularly suited for applications requiring advanced connectivity and high-performance processing.
Key Specifications
| Specification | Details |
|---|---|
| Processor | ARM Cortex-M3 |
| Operating Frequency | 84 MHz |
| Flash Memory | 512 KB (2 x 256 KB banks) |
| SRAM | 96 KB (64 KB + 32 KB banks) + 4 KB NFC SRAM |
| Package Type | 144-pin LQFP |
| Operating Voltage | 1.62V to 3.6V |
| Temperature Range | -40°C to 85°C |
| Communication Interfaces | Ethernet, dual CAN, High Speed USB, SD/SDIO/MMC, USARTs, SPIs, TWIs (I2C), I2S |
| ADC/DAC | 16-channel 12-bit ADC, 2-channel 12-bit DAC |
| External Bus Interface | 16-bit, 8 chip selects, 23-bit address |
| Other Features | Temperature sensor, 32-bit timers, PWM timer, RTC, True Random Number Generator (TRNG) |
Key Features
- High-Performance Processor: Based on the ARM Cortex-M3 processor, operating at 84 MHz.
- Advanced Peripherals: Includes Ethernet, dual CAN, High Speed USB, SD/SDIO/MMC, USARTs, SPIs, TWIs (I2C), and I2S.
- Memory and Storage: 512 KB of flash memory and 96 KB of SRAM, with additional NFC SRAM.
- Analog and Digital Conversion: 16-channel 12-bit ADC and 2-channel 12-bit DAC.
- External Bus Interface: 16-bit interface with 8 chip selects and 23-bit address.
- Power Management: Embedded voltage regulator for single-supply operation and low-power modes.
- Security and Random Number Generation: True Random Number Generator (TRNG).
- Software Support: ASF-Atmel software Framework and integration with Atmel Studio IDE.
Applications
- Industrial Automation: Suitable for control systems, sensors, and actuators due to its robust communication interfaces.
- Medical Devices: Can be used in medical equipment requiring high precision and reliability, such as diagnostic devices and patient monitoring systems.
- Consumer Electronics: Ideal for smart home devices, audio equipment, and other consumer electronics needing advanced connectivity and processing power.
- Automotive Systems: Although not specifically automotive-grade, it can be used in various automotive applications requiring high-performance processing and communication.
- IoT Devices: Suitable for Internet of Things (IoT) applications due to its support for various communication protocols and low power consumption.
Q & A
- What is the operating frequency of the ATSAM3X8EA-AU microcontroller?
The ATSAM3X8EA-AU operates at a frequency of 84 MHz.
- What type of processor does the ATSAM3X8EA-AU use?
The ATSAM3X8EA-AU is based on the ARM Cortex-M3 processor.
- How much flash memory does the ATSAM3X8EA-AU have?
The ATSAM3X8EA-AU has 512 KB of flash memory, divided into two 256 KB banks.
- What are the key communication interfaces available on the ATSAM3X8EA-AU?
The key communication interfaces include Ethernet, dual CAN, High Speed USB, SD/SDIO/MMC, USARTs, SPIs, TWIs (I2C), and I2S.
- What is the operating voltage range of the ATSAM3X8EA-AU?
The ATSAM3X8EA-AU operates from 1.62V to 3.6V.
- What is the temperature range for the ATSAM3X8EA-AU?
The temperature range is from -40°C to 85°C.
- Does the ATSAM3X8EA-AU support any analog-to-digital conversion?
Yes, it features a 16-channel 12-bit ADC and a 2-channel 12-bit DAC.
- What software framework is available for the ATSAM3X8EA-AU?
The ASF-Atmel software Framework is available, integrated with the Atmel Studio IDE.
- Is the ATSAM3X8EA-AU RoHS compliant?
Yes, the ATSAM3X8EA-AU is RoHS compliant.
- What is the package type of the ATSAM3X8EA-AU?
The ATSAM3X8EA-AU is available in a 144-pin LQFP package.
