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ATSAME54N19A-AFT
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Product Detailed Parameters
- Description：IC MCU 32BIT 512KB FLASH 100TQFP
- Series：SAM E54
- Mfr：Microchip Technology
- Package：Tape & Reel (TR),Cut Tape (CT)
- Core Processor：ARM® Cortex®-M4F
- Core Size：32-Bit Single-Core
- Speed：120MHz
- Connectivity：CANbus, 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：81
- 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 28x12b; D/A 2x12b
- Oscillator Type：Internal
- Operating Temperature：-40°C ~ 125°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：100-TQFP (14x14)
- Package / Case：100-TQFP
- Grade：-
- Qualification：-
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Overview
The ATSAME54N19A-AFT is a Microchip Technology ARM microcontroller featuring an ARM Cortex M4F core with a maximum clock frequency of 120 MHz. It includes 512 kB of program memory and 192 kB of data RAM. The device provides 81 I/Os, operates within a voltage range of 1.71 V to 3.6 V, and supports an extended temperature range from -40°C to +125°C. It is housed in a TFBGA-120 package.
Feature Summary
- Integrated ARM Cortex M4F core with floating-point unit for high-performance processing
- Supports automotive applications through AEC-Q100 qualification
- Extended industrial operating temperature range capability
Applications
- Automotive embedded systems requiring AEC-Q100 compliance
- Industrial control applications needing extended temperature operation
- General-purpose high-performance MCU designs
Procurement Notes
Verify the specific suffix 'AFT' against official Microchip documentation to confirm the TFBGA-120 package and extended temperature grade. Ensure compatibility with required interface peripherals such as USB and Ethernet if applicable. Confirm moisture sensitivity level and reflow soldering profile requirements before procurement.
Selection Notes
Select this component when a balance of processing power and connectivity is needed for automotive or industrial environments. The 120 MHz Cortex M4F core suits complex algorithmic tasks. Verify that the 512 kB flash and 192 kB RAM meet application memory constraints. Consider the TFBGA-120 footprint for PCB layout planning.
Part Context
Part of the SAM E54 family, designed for low-power, high-performance applications. The series integrates various communication interfaces and security features. This specific model targets markets requiring robust performance under varying thermal conditions.
Replacement Considerations
Consult Microchip's official cross-reference tools for verified substitutes. Potential alternatives within the same family include variants with different memory sizes or packages, such as ATSAME54J19A or ATSAME54P20A, subject to pinout and feature compatibility.
