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