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ATSAMD51P19A-AUT
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Product Detailed Parameters
- Description：IC MCU 32BIT 512KB FLASH 128TQFP
- Series：SAM D51
- Mfr：Microchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- Core Processor：ARM® Cortex®-M4F
- Core Size：32-Bit Single-Core
- Speed：120MHz
- Connectivity：EBI/EMI, I2C, IrDA, LINbus, MMC/SD, QSPI, SPI, UART/USART, USB
- Peripherals：Brown-out Detect/Reset, DMA, I2S, POR, PWM
- Number of I/O：99
- Program Memory Size：512KB (512K x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：192K x 8
- Voltage - Supply (Vcc/Vdd)：1.71V ~ 3.63V
- Data Converters：A/D 32x12b; D/A 2x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：128-TQFP (14x14)
- Package / Case：128-TQFP
- Grade：-
- Qualification：-
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Overview
The ATSAMD51P19A-AUT is a 32-bit microcontroller from the Microchip SAM D51 family, built on an ARM Cortex-M4F core with a maximum clock frequency of 120 MHz. It integrates 512 KB of Flash program memory and 192 KB of SRAM data memory. The device features a 12-bit ADC resolution and provides 99 general-purpose I/O pins. It operates within a supply voltage range of 1.71 V to 3.63 V and supports an industrial temperature range of -40°C to +85°C. The component is housed in a 128-TQFP package and includes AEC-Q100 qualification for automotive reliability.
Feature Summary
- Integrated ARM Cortex-M4F processor with hardware floating-point unit for efficient signal processing
- Automotive-grade silicon certified under AEC-Q100 standards for enhanced reliability
- Comprehensive peripheral set including multiple communication interfaces and DMA controllers
Applications
- Automotive infotainment systems
- Industrial motor control applications
- Smart home automation hubs
Procurement Notes
Verify the specific suffix 'AUT' confirms AEC-Q100 automotive qualification status directly on the manufacturer's official datasheet or product change notification. Confirm the 128-TQFP package dimensions match your PCB footprint requirements. Ensure the operating temperature range aligns with your system's thermal design specifications before finalizing procurement.
Selection Notes
Select this model when high-performance computing is required alongside strict automotive reliability standards. Compare pin counts against the ATSAMD51J19A or ATSAMD51N19A variants if fewer I/O resources are sufficient for the design. Consider the integrated USB controller and extensive analog peripherals for sensor-heavy applications requiring direct connectivity.
Part Context
This component belongs to the SAM D51 series, which targets high-performance embedded applications requiring robust connectivity and processing power. The series is designed to support machine learning workloads and advanced user interfaces through its optimized architecture and rich peripheral ecosystem provided by Microchip Technology.
Replacement Considerations
Cross-reference with ATSAMD51J19A or ATSAMD51N19A for pin-compatible alternatives with different I/O counts. Verify that any substitute maintains the same AEC-Q100 qualification and TQFP-128 package form factor to ensure mechanical compatibility.
