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ATSAMS70Q21A-AN
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Product Detailed Parameters
- Description：IC MCU 32BIT 2MB FLASH 144LQFP
- Series：SAM S70
- Mfr：Microchip Technology
- Package：Tray
- Core Processor：ARM® Cortex®-M7
- Core Size：32-Bit Single-Core
- Speed：300MHz
- Connectivity：EBI/EMI, 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：114
- Program Memory Size：2MB (2M x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：384K x 8
- Voltage - Supply (Vcc/Vdd)：1.08V ~ 3.6V
- Data Converters：A/D 24x12b; D/A 2x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：144-LQFP (20x20)
- Package / Case：144-LQFP
- Grade：-
- Qualification：-
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Overview
The ATSAMS70Q21A-AN is a 32-bit microcontroller from the SAM S70 series, featuring an ARM Cortex-M7 core operating at 300MHz. It integrates 2MB of Flash memory and 384KB of SRAM within a 144-pin LQFP package. The device supports a supply voltage range of 1.08V to 3.6V and includes extensive connectivity options such as Ethernet, USB, CAN, I2C, SPI, UART, and USART. It also provides 114 general-purpose I/Os, 24-channel 12-bit ADCs, and two 12-bit DACs.
Feature Summary
- High-performance processing via ARM Cortex-M7 core with DSP instructions
- Integrated Ethernet MAC with dedicated DMA for network communication
- Comprehensive analog interface suite including multiple ADCs and DACs
- Flexible peripheral set supporting various industrial and consumer protocols
Applications
- Industrial automation controllers requiring robust connectivity
- Medical equipment utilizing high-resolution analog signal processing
- Smart home hubs integrating multiple communication standards
- Automotive infotainment systems demanding high-speed data handling
Procurement Notes
Verify the specific suffix 'AN' corresponds to the LQFP-144 package variant when sourcing. Confirm RoHS compliance status through official Microchip documentation prior to integration. Ensure design compatibility with the specified voltage ranges and thermal requirements for the target application environment.
Selection Notes
Select this model for applications necessitating significant on-chip memory and diverse peripheral interfaces in a surface-mount package. Compare against QFN or BGA variants if board space constraints differ. Evaluate power consumption profiles against other SAM S70 family members to ensure alignment with system energy efficiency goals.
Part Context
This component belongs to the SAM S70 family of microcontrollers designed for high-performance embedded applications. It shares architectural similarities with other SAM S70 devices but is distinguished by its specific memory configuration and LQFP packaging. The family targets markets requiring advanced control capabilities and rich connectivity features.
Replacement Considerations
ATSAMS70Q21A-CN offers identical electrical specifications but utilizes a UFBGA-144 package instead of LQFP. ATSAMS70J21A-MN provides similar performance metrics in a smaller QFN-64 footprint. Verify pinout compatibility and thermal management strategies when transitioning between these package types.
