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ATSAMV71N21B-AABT
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Product Detailed Parameters
- Description：IC MCU 32BIT 2MB FLASH 100LQFP
- 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, MMC/SD/SDIO, QSPI, SPI, SSC, UART/USART, USB
- Peripherals：Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of I/O：75
- 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 10x12b; D/A 2x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：100-LQFP (14x14)
- Package / Case：100-LQFP
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The ATSAMV71N21B-AABT is a 32-bit ARM Cortex-M7 microcontroller from the SAM V71 series, operating at a maximum frequency of 300 MHz. It features 2 MB of Flash memory and 384 KB of SRAM within a 100-pin LQFP package. The device supports a supply voltage range of 1.7 V to 3.6 V and includes 24 channels of 12-bit ADCs and 2 channels of 12-bit DACs. Certified under AEC-Q100 for automotive applications, it operates between -40°C and 105°C.
Feature Summary
- Automotive-grade reliability certified under AEC-Q100 standards
- High-performance processing with integrated floating-point unit
- Extensive analog conversion capabilities with multiple ADC and DAC channels
Applications
- Automotive infotainment systems
- Digital instrument clusters
- Advanced driver assistance systems (ADAS)
- Telematics control units
Procurement Notes
Verify the specific suffix against official Microchip documentation to confirm pinout and package dimensions. Ensure compatibility with existing board layouts by checking the 100-pin LQFP footprint. Confirm that the selected variant meets the required temperature and voltage specifications for the target application environment before finalizing procurement.
Selection Notes
Select this component when automotive certification is mandatory alongside high-speed processing requirements. Compare available memory configurations to ensure sufficient storage for complex firmware. Evaluate the I/O count and peripheral availability against system interface needs to avoid unnecessary resource allocation or expansion constraints.
Part Context
This MCU belongs to the SAM V71 family, designed specifically for demanding automotive environments. It shares architectural similarities with the SAM E70 and SAM S70 series but includes specific automotive qualifications. The device integrates advanced connectivity options suitable for modern vehicle networks and display interfaces.
Replacement Considerations
Consult official substitution lists for verified alternatives. Cross-reference pinouts and electrical characteristics carefully when considering similar models within the SAM V71 or SAM S70 families to ensure functional equivalence.
