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ATSAMV71N21B-AAB
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Product Detailed Parameters
- Description：IC MCU 32BIT 2MB FLASH 100LQFP
- Series：SAM V71
- Mfr：Microchip Technology
- Package：Tray
- 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-AAB is a 32-bit microcontroller from the SAM V71 series, featuring an ARM Cortex-M7 processor core operating at up to 300MHz. It integrates 2MB of flash memory and 384KB of SRAM within a 100-LQFP package. The device supports a supply voltage range of 3V to 3.6V and operates between -40°C and 105°C. Connectivity includes Ethernet, CANbus, USB, SPI, I2C, UART, and SDIO interfaces.
Feature Summary
- Integrates an ARM Cortex-M7 core with hardware floating-point unit for high-performance processing
- Includes dedicated Ethernet MAC with DMA for network communication applications
- Features multiple serial communication interfaces including CAN, LINbus, and USB OTG
- Provides analog conversion capabilities with 10-channel 12-bit ADC and 2-channel 12-bit DAC
Applications
- Industrial automation controllers requiring robust connectivity
- Automotive infotainment and instrument cluster systems
- Smart home gateways and IoT edge devices
- Medical equipment control panels
Procurement Notes
Verify the specific suffix AAB against the official Microchip datasheet to confirm pinout and package dimensions match your design requirements. Ensure compatibility with the SAM V71 ecosystem tools. Check for any recent product change notices regarding material declarations or manufacturing site updates before finalizing procurement orders.
Selection Notes
Select this component when a balance of high-speed processing and extensive peripheral integration is required in a compact 100-pin form factor. Compare against the ATSAMV71Q21B-AAB if additional I/O count is needed, or consider lower-memory variants like the N20B if cost reduction is prioritized over storage capacity.
Part Context
This MCU belongs to the SAM V71 family, designed for applications demanding high performance and rich connectivity. It shares architectural similarities with the SAM S70 and SAM E70 series but offers specific peripheral configurations tailored for versatile embedded control tasks across industrial and automotive sectors.
Replacement Considerations
Direct substitutes include other members of the SAM V71 family such as ATSAMV71Q21B-AAB for increased I/O or ATSAMV71N20B-AAB for reduced memory. Cross-family replacements require careful evaluation of pin compatibility and peripheral availability.
