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ATSAME53J20A-AUT
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Product Detailed Parameters
- Description：IC MCU 32BIT 1MB FLASH 64TQFP
- Series：SAM E53
- 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, Ethernet, I2C, IrDA, LINbus, MMC/SD, QSPI, SPI, UART/USART, USB
- Peripherals：Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of I/O：51
- Program Memory Size：1MB (1M x 8)
- Program Memory Type：FLASH
- EEPROM Size：-
- RAM Size：256K x 8
- Voltage - Supply (Vcc/Vdd)：1.71V ~ 3.63V
- Data Converters：A/D 24x12b; D/A 2x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：64-TQFP (10x10)
- Package / Case：64-TQFP
- Grade：-
- Qualification：-
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Overview
The ATSAME53J20A-AUT is a 32-bit microcontroller from the SAM E53 family, featuring an ARM Cortex-M4F core with a floating-point unit. It operates at a maximum frequency of 120 MHz and includes 1 MB of Flash memory and 256 KB of SRAM. The device supports a supply voltage range of 1.71 V to 3.63 V and offers 51 I/O pins. Connectivity options include Ethernet, USB, I2C, SPI, UART/USART, LINbus, IrDA, MMC/SD, QSPI, and EBI/EMI. It integrates 24-channel 12-bit ADCs and two 12-bit DACs. The component is qualified to AEC-Q100 standards for automotive applications and functions within a temperature range of -40°C to +85°C.
Feature Summary
- Automotive-grade qualification compliant with AEC-Q100 standards for reliable operation in demanding environments.
- Integrated Ethernet controller supporting high-speed communication protocols for networked systems.
- Built-in floating-point unit (FPU) within the Cortex-M4F core to accelerate mathematical computations.
- Comprehensive peripheral set including multiple serial interfaces, DMA controllers, and analog converters.
Applications
- Automotive infotainment and instrument cluster systems
- Industrial motor control and automation devices
- Smart energy metering and utility infrastructure
- Medical equipment requiring robust connectivity
Procurement Notes
Verify the specific suffix 'AUT' confirms automotive grade qualification and reel packaging format. Confirm that the pinout matches the TQFP-64 package dimensions for PCB layout compatibility. Ensure design reviews account for the specified operating voltage limits and thermal characteristics under load. Cross-reference the latest datasheet errata for any silicon revisions affecting peripheral behavior or electrical specifications prior to final production implementation.
Selection Notes
Select this component when automotive reliability combined with Ethernet connectivity is required. The 1 MB Flash size suits complex firmware applications without external memory. The 120 MHz speed provides sufficient processing power for real-time control tasks. Consider the 51 I/O count against system interface requirements. Evaluate the integrated peripherals to minimize external component count and reduce overall bill of materials cost.
Part Context
This part belongs to the Microchip SAM E53 series, designed for high-performance embedded applications. The series emphasizes security features and low power consumption alongside processing capability. The J20 variant specifically denotes the 1 MB Flash and 64-pin package configuration within the broader product line.
Replacement Considerations
ATSAME53J20A-AU: Identical functional specifications but packaged in trays instead of reels. ATSAMD51J20A-AUT: Similar performance but lacks the integrated Ethernet MAC peripheral found in the E53 series.
