| PartNumber | ATSAME54N20A-AFT | ATSAME54N20A-AF | ATSAME54N20A-AU |
| Description | ARM Microcontrollers - MCU 120MHZ 1024KB Flash 100 TQFP PKG inTapeNReel 125CTemp | ARM Microcontrollers - MCU 120MHZ 1024KB Flash 100 TQFP PKG inTray 125CTemp | ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 100 TQFP PKG 85C |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-100 | TQFP-100 | TQFP-100 |
| Series | ATSAME54 | ATSAME54 | ATSAME54 |
| Core | ARM Cortex M4F | ARM Cortex M4F | ARM Cortex M4F |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 120 MHz | 120 MHz | 120 MHz |
| Program Memory Size | 1 MB | 1 MB | 1 MB |
| Data RAM Size | 256 kB | 256 kB | 256 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 81 I/O | 81 I/O | 81 I/O |
| Operating Supply Voltage | 1.71 V to 3.6 V | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 85 C |
| Packaging | Reel | Tray | Tray |
| Product | MCU+FPU | MCU+FPU | MCU+FPU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Data RAM Type | SRAM | SRAM | SRAM |
| Interface Type | LIN, I2C, Serial, SPI, USART | LIN, I2C, Serial, SPI, USART | LIN, I2C, Serial, SPI, USART |
| DAC Resolution | 12 bit | 12 bit | 12 bit |
| Number of ADC Channels | 28 Channel | 28 Channel | 28 Channel |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 1000 | 90 | 90 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.71 V | 1.71 V | 1.71 V |
| Watchdog Timers | Watchdog Timer, Windowed | Watchdog Timer, Windowed | Watchdog Timer, Windowed |
| Analog Supply Voltage | - | - | 3.3 V |
| I/O Voltage | - | - | 3.3 V |
| Moisture Sensitive | - | - | Yes |