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ATSAM3X8EA-AU
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Product Detailed Parameters
- Description：IC MCU 32BIT 512KB FLASH 144LQFP
- Series：SAM3X
- Mfr：Microchip Technology
- Package：Tray
- Core Processor：ARM® Cortex®-M3
- Core Size：32-Bit Single-Core
- Speed：84MHz
- Connectivity：CANbus, EBI/EMI, Ethernet, I2C, IrDA, LINbus, Memory Card, SPI, SSC, UART/USART, USB
- Peripherals：Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of I/O：103
- Program Memory Size：512KB (512K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：100K x 8
- Voltage - Supply (Vcc/Vdd)：1.62V ~ 3.6V
- Data Converters：A/D 16x12b; D/A 2x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：144-LQFP (20x20)
- Package / Case：144-LQFP
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Overview
The ATSAM3X8EA-AU is a 32-bit ARM Cortex-M3 microcontroller operating at up to 84 MHz. It features 512 Kbytes of Flash memory and 96 Kbytes of SRAM. The device includes an Ethernet MAC, dual CAN controllers, and a High-Speed USB Mini Host/Device port with embedded transceiver. It operates from 1.62V to 3.6V and is housed in a 144-lead LQFP package.
Feature Summary
- Integrated Ethernet MAC for networking applications
- Dual CAN controllers for industrial communication
- High-Speed USB Mini Host/Device support
- Multi-layer bus matrix for high-speed data throughput
Applications
- Industrial automation gateways
- Home and building automation systems
- Smart grid network devices
Procurement Notes
Verify the specific suffix 'AU' corresponds to the 144-lead LQFP package and industrial temperature range as documented. Confirm RoHS compliance status through official Microchip documentation prior to procurement. Ensure power supply sequencing meets VDDIO and VDDCORE requirements during integration.
Selection Notes
Select this component when Ethernet connectivity and dual CAN interfaces are required alongside high-performance processing. The 144-pin package provides extensive I/O options suitable for complex peripheral integration. Consider the 84 MHz maximum clock speed for real-time control tasks requiring significant computational resources.
Part Context
This part belongs to the SAM3X/A series of Flash microcontrollers based on the ARM Cortex-M3 core. The series is designed for high-performance embedded applications requiring robust connectivity features. The ATSAM3X8EA variant specifically offers the highest memory configuration within the 144-pin footprint family.
Replacement Considerations
ATSAM3X8CA-AU
FAQ
What is the maximum operating frequency of the ATSAM3X8EA-AU?
The device operates at a maximum speed of 84 MHz.
Does the ATSAM3X8EA-AU include an Ethernet controller?
Yes, it includes an Ethernet MAC (EMAC) supporting 10/100 Mbps speeds.
