ATSAME51J19A-AU vs ATSAME51N20A-AU Comparison
Detailed side-by-side comparison of ATSAME51J19A-AU by Microchip Technology and ATSAME51N20A-AU 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
ATSAME51J19A-AU - ARM Cortex-M4F 120MHz 512KB MCU | Microchip
ATSAME51J19A-AU ✓ ActiveMicrochip Technology
ATSAME51N20A-AU - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAME51N20A-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAME51J19A-AU | ATSAME51N20A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.42 | $8.97 |
| Core Architecture | ARM Cortex-M4F with FPU | — |
| Maximum CPU Frequency | 120 MHz | — |
| Program Flash | 512 KB (dual-panel, 512K x 8) | — |
| SRAM | [DATA_NEEDED: SRAM size in KB] | 256 KB |
| Operating Voltage | 1.71 V to 3.63 V | 2.7 V to 3.6 V |
| Package | 64-pin TQFP (10x10 mm) | 100-TQFP (14x14 mm) |
| Operating Temperature | -40 C to +85 C (industrial, AU) | -40 C to +85 C |
| High-Speed USB | USB 2.0 Full-Speed Device/Host | — |
| CAN | CAN 2.0B and CAN-FD | — |
| SERCOM Channels | Up to 6 (configurable UART/SPI/I2C) | — |
| ADC | 12-bit SAR, up to 1 Msps | 12-bit, up to 1 MSPS, up to 32 channels |
| DAC | 10-bit, 1 Msps | — |
| Crypto Accelerator | AES 256-bit / SHA-256 hardware accelerator | — |
| DMA Channels | 24 | 32 (12 dedicated + 20 configurable) |
| User Row (EEPROM emulation) | [DATA_NEEDED: row size in KB] | — |
| Pin Count | 64 | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 | 3 (per JEDEC J-STD-020) |
| Bootloader | On-chip bootloader via UART/USB | — |
| Core | — | ARM Cortex-M4F with FPU and DSP |
| Maximum CPU Clock | — | 120 MHz |
| Flash Memory | — | 1 MB (1M x 8) Dual-Panel with ECC |
| Communication Interfaces | — | 6x SERCOM (UART/SPI/I2C), 1x CAN-FD, 1x USB 2.0 FS, 1x Ethernet MAC |
| Cryptographic Accelerator | — | AES-128/192/256, SHA-256/HMAC, TRNG |
| Timers | — | 16-bit TC, 32-bit TCC, RTC |
| GPIO | — | [DATA_NEEDED: GPIO count for TQFP-100] |