ATSAMD51J20A-MF vs ATSAMD51N19A-AF Comparison
Detailed side-by-side comparison of ATSAMD51J20A-MF by Microchip Technology and ATSAMD51N19A-AF 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
ATSAMD51J20A-MF - 120MHz Cortex-M4F MCU, 1MB Flash, 64-QFN | Microchip
ATSAMD51J20A-MF ✓ ActiveMicrochip Technology
ATSAMD51N19A-AF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51N19A-AF ✓ ActiveSpecification Comparison
| Parameter | ATSAMD51J20A-MF | ATSAMD51N19A-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | ARM Cortex-M4F with FPU and DSP | — |
| Maximum Clock Frequency | 120 MHz | — |
| Program Memory (Flash) | 1 MB (1M x 8) with ECC | — |
| SRAM | 256 KB with ECC | 192 KB (with ECC) |
| Operating Voltage (VDD) | 1.71 V to 3.6 V | — |
| I/O Voltage | 3.3 V typical | — |
| Package | 64-VQFN (9x9 mm) with exposed pad | 100-pin TQFP (14x14 mm) |
| USB | USB 2.0 Full-Speed with integrated PHY | USB 2.0 Full-Speed device/host |
| CAN | CAN-FD | — |
| SERCOM | 8 configurable serial interfaces (UART/SPI/I2C) | — |
| ADC | 12-bit, up to 1 Msps | 12-bit, up to 1 MSPS |
| DAC | 12-bit | Dual 12-bit |
| Operating Temperature | -40C to +125C (Extended) | -40C to +125C (extended) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 | 3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Qualification | AEC-Q100 (Automotive Grade) | — |
| Core Architecture | — | ARM Cortex-M4F with FPU |
| Maximum CPU Frequency | — | 120 MHz |
| Program Flash Memory | — | 512 KB (dual-panel, with ECC) |
| Operating Voltage | — | 1.62 V to 3.6 V |
| SERCOM Modules | — | 6 (configurable UART/SPI/I2C) |
| Crypto Engine | — | AES, SHA, TRNG |