ATSAMD51N20A-AFT vs ATSAMD51J20A-AUT Comparison
Detailed side-by-side comparison of ATSAMD51N20A-AFT by Microchip Technology and ATSAMD51J20A-AUT by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMD51N20A-AFT - 120MHz Cortex-M4F 1MB Flash MCU | Microchip
ATSAMD51N20A-AFT ✓ ActiveMicrochip Technology
ATSAMD51J20A-AUT - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAMD51J20A-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD51N20A-AFT | ATSAMD51J20A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.80 | $3.32 |
| Core | ARM Cortex-M4F with FPU and DSP | — |
| Maximum CPU Clock | 120 MHz | 120 MHz |
| Program Memory (Flash) | 1 MB (Dual Panel with ECC) | — |
| SRAM | 256 KB (with ECC) | 256 KB with ECC |
| Package | 100-pin TQFP (14x14 mm) | 64-pin TQFP (10x10 mm) |
| Operating Temperature | -40C to +125C (Extended Industrial) | — |
| Supply Voltage | 1.71 V to 3.6 V | — |
| ADC | 12-bit | Up to 2x 12-bit, 1 MSPS |
| DAC | 12-bit | Up to 2x 12-bit |
| USB | USB 2.0 Full-Speed device/host | Full-Speed USB 2.0 Device/Host with on-chip transceiver |
| CAN | CAN-FD controller | — |
| SERCOM | Multiple configurable (UART/SPI/I2C) | — |
| Cryptography | TRNG, secure boot, crypto accelerators | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Family | SAM D51 (SAM D5X/E5X) | — |
| MSL Level | [DATA_NEEDED: MSL level] | [DATA_NEEDED: MSL rating] |
| Lead-Free | Yes | — |
| Core Architecture | — | ARM Cortex-M4F with single-precision FPU and DSP extensions |
| Program Flash Memory | — | 1 MB (1024 KB), dual-panel with ECC |
| Supply Voltage (VDD) | — | 1.71 V to 3.63 V |
| Operating Temperature Grade | — | -40C to +85C (-AUT suffix, automotive grade) |
| Communication Interfaces (SERCOM) | — | Up to 8 configurable (USART/SPI/I2C/LIN) |
| Timers/Counters | — | TCC (24-bit PWM), TC (16-bit), RTC 32-bit |
| I/O Pins | — | [DATA_NEEDED: GPIO count for 64-TQFP package] |
| DMA Channels | — | Up to 32 channels |