ATSAMV71N21B-AAB

ATSAMV71N21B-AAB is Microchip/Atmel’s SAM V71 family high‑performance MCU. Key points:
- Core and performance: ARM Cortex‑M7 MCU, typically up to 300 MHz, with single‑precision FPU for math-heavy tasks.
- Memory: on‑chip flash and RAM; the V71 family offers options with several MB of flash and hundreds of KB of SRAM (exact sizes depend on the variant).
- Peripherals: rich I/O including USB (OTG/FS), Ethernet MAC, CAN/CAN FD, SDIO/QSPI, multiple serial interfaces, timers, PWM for motor control, ADCs/DACs, and DMA.
- Security: hardware crypto engine (AES/SHA, RNG), secure boot and related security features for trusted applications.
- Package/grade: the -AAB suffix indicates an automotive/industrial temperature grade and associated package variant.
- Development: supported in Microchip MPLAB X IDE and Microchip START; extensive HAL/drivers and middleware available.
- Typical use: automotive and industrial control, motor control, embedded IoT gateways, and other high‑reliability applications.
If you need exact memory sizes and pin/package details, check the datasheet for the -N21B‑AAB variant window.

Concise features of ATSAMV71N21B-AAB:
- 32‑bit ARM Cortex‑M7 core, up to about 300 MHz, with FPU and DSP instructions
- On‑chip memory: Flash with ECC; SRAM (size varies by package)
- Security and crypto: hardware Crypto Engine (AES/DES/3DES, SHA), RNG, secure boot options
- USB: USB 2.0 High‑Speed/Full‑Speed with OTG capability
- Networking and buses: Ethernet MAC, CAN controllers, SPI, I2C, UART/USART, I2S, SDIO/SD/MMC, QSPI
- Timers and DMA: multiple timers, PWM modules, DMAC, Event System for peripheral synchronization
- Analog: multiple 12‑bit ADCs (multi‑channel) and DAC
- Peripherals for UI: LCD/TFT controller, Peripheral Touch Controller (PTC)
- Power and sleep: extensive low‑power modes and power‑management features
- Package/temperature: AAB variant with industrial temperature range options
Note: exact RAM size and some counts depend on specific package/steppings; refer to the datasheet for precise numbers.

- Pin count: 210 pins (BGA210 package)
- Function: 32-bit ARM Cortex-M7 microcontroller (ATSAMV71N21B-AAB) from Microchip’s SAM V71 family, with integrated flash/SRAM and rich peripherals.

- Manufacturer: Microchip Technology Inc.
- What kind of company: A multinational American semiconductor company that designs, manufactures, and sells microcontrollers (MCUs) and other semiconductor products (analog, memory). It owns the SAM MCU family (including ATSAMV71) and acquired Atmel in 2016.

- Industrial automation (PLC, motor drives, servo control)
- Motor control and power electronics
- Automotive electronics (gateways, body networks, in-vehicle)
- Industrial IoT gateways and edge devices
- Smart energy, metering, and energy management
- Robotics and intelligent sensing systems
- Medical devices and portable instrumentation
- Human–machine interfaces and multimedia applications
- Connectivity-rich, safety-critical embedded systems (USB, Ethernet, CAN/FD, PCIe) with security features

BGA package — specifically a 208‑ball VFBGA package.