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ATSAME70N20A-CN
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Product Detailed Parameters
- Description：IC MCU 32BIT 1MB FLASH 100TFBGA
- Series：SAM E70
- 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, UART/USART, USB
- Peripherals：Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of I/O：75
- Program Memory Size：1MB (1M x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：384K x 8
- Voltage - Supply (Vcc/Vdd)：1.62V ~ 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-TFBGA (9x9)
- Package / Case：100-TFBGA
- Grade：-
- Qualification：-
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Overview
The ATSAME70N20A-CN is a 32-bit microcontroller from the SAM E70 series, featuring an ARM Cortex-M7 core operating at 300MHz. It integrates 1MB of Flash memory and 384KB of SRAM within a 100-LFBGA package. The device supports a supply voltage range of 1.62V to 3.6V and includes interfaces such as Ethernet, CANbus, I2C, SPI, UART, and USB. It offers 75 I/O pins, 10-channel 12-bit ADCs, and two 12-bit DACs, suitable for industrial applications across -40°C to +105°C.
Feature Summary
- High-performance processing via ARM Cortex-M7 core with DSP instructions
- Integrated Ethernet MAC with dedicated DMA for network communication
- Comprehensive analog conversion capabilities including multiple ADC channels and DACs
- Robust peripheral set supporting various serial communication protocols
Applications
- Industrial automation controllers
- Human-machine interface (HMI) displays
- Smart metering systems
- Motor control applications
Procurement Notes
Verify the specific suffix 'CN' against the manufacturer's official datasheet to confirm regional compliance or material specifications. Ensure the 100-LFBGA footprint matches your PCB design constraints. Cross-reference the exact part number with Microchip Technology documentation to validate current production status and lead times before finalizing procurement plans.
Selection Notes
Select this component when high-speed processing combined with native Ethernet connectivity is required in a compact form factor. It is appropriate for designs needing significant on-chip memory for complex algorithms or large display buffers. Consider the 100-pin LFBGA package availability and thermal requirements during the initial hardware architecture phase.
Part Context
This unit belongs to the SAM E70 family of microcontrollers designed for demanding embedded applications. It shares architectural similarities with other SAM E70 variants but is distinguished by its specific memory configuration and package type. The family targets cost-sensitive yet performance-critical markets requiring reliable real-time control and networking capabilities.
Replacement Considerations
Consult the official SAM E70/S70/V70/V71 datasheet for pin-compatible alternatives within the same series. Verify that any substitute maintains the required 1MB Flash and 384KB SRAM capacity along with the 100-pin LFBGA outline dimensions.
