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ATSAMV71J21B-AABT
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Product Detailed Parameters
- Description：IC MCU 32BIT 2MB FLASH 64LQFP
- Series：SAM V71
- Mfr：Microchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- Core Processor：ARM® Cortex®-M7
- Core Size：32-Bit Single-Core
- Speed：300MHz
- Connectivity：CANbus, Ethernet, I2C, IrDA, LINbus, SPI, SSC, UART/USART
- Peripherals：Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of I/O：44
- Program Memory Size：2MB (2M x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：384K x 8
- Voltage - Supply (Vcc/Vdd)：3V ~ 3.6V
- Data Converters：A/D 5x12b; D/A 2x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：64-LQFP (10x10)
- Package / Case：64-LQFP
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The ATSAMV71J21B-AABT is an automotive-grade microcontroller from the SAM V71 series, featuring an ARM Cortex-M7 core operating at a maximum frequency of 300 MHz. It integrates 2 MB of Flash memory and 384 KB of SRAM within a 144-pin LQFP package. The device supports AEC-Q100 qualification for automotive applications and includes interfaces such as CAN, Ethernet (ENET), I2C, SPI, UART, USART, and USB.
Feature Summary
- Automotive-qualified reliability compliant with AEC-Q100 standards
- High-performance processing via ARM Cortex-M7 core
- Integrated Ethernet AVB capabilities for networked systems
Applications
- Automotive infotainment systems
- Digital instrument clusters
- Advanced driver assistance systems (ADAS)
- Telematics control units
Procurement Notes
Verify the specific suffix 'AABT' to confirm the tape-and-reel packaging variant against the standard tray version. Ensure the procurement documentation explicitly references the AEC-Q100 automotive qualification status required for your application environment. Cross-reference the datasheet revision date to confirm compatibility with current errata sheets before finalizing orders.
Selection Notes
Select this component when high-speed processing combined with automotive durability is required. The inclusion of Ethernet and CAN interfaces makes it suitable for complex vehicle networks. Compare pin counts and memory sizes against other SAM V71 variants if board space or cost constraints differ. Verify that the LQFP-144 package fits the target PCB footprint requirements.
Part Context
This part belongs to the Microchip SAM V71 family, designed for high-performance embedded applications. It shares architectural similarities with the SAM E70 and SAM S70 series but offers specific automotive certifications and interface sets tailored for vehicular environments. The J21 designation indicates the specific memory configuration within this product line.
Replacement Considerations
Consult official substitution lists for equivalent parts within the SAM V71 family. Verify pin-to-pin compatibility and software library support before replacing existing components in production designs.
