ATSAME51J18A-AUT vs ATSAME51J19A-AU Comparison
Detailed side-by-side comparison of ATSAME51J18A-AUT by Microchip Technology and ATSAME51J19A-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
ATSAME51J18A-AUT - SAM E51 Cortex-M4F MCU 120MHz 256KB | Microchip
ATSAME51J18A-AUT ✓ ActiveMicrochip Technology
ATSAME51J19A-AU - ARM Cortex-M4F 120MHz 512KB MCU | Microchip
ATSAME51J19A-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAME51J18A-AUT | ATSAME51J19A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.65 | $3.42 |
| Core Architecture | ARM Cortex-M4F (32-bit, single-precision FPU, DSP extensions) | ARM Cortex-M4F with FPU |
| Maximum CPU Clock | 120 MHz | — |
| Performance | 150 CoreMark / 1.27 DMIPS/MHz | — |
| Flash Memory | 256 KB dual-panel Flash with ECC | — |
| SRAM | 128 KB | [DATA_NEEDED: SRAM size in KB] |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| Operating Voltage | 1.71 V to 3.63 V | 1.71 V to 3.63 V |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C (industrial, AU) |
| USB | USB 2.0 Full-Speed with integrated PHY | — |
| CAN | 1x CAN-FD controller | CAN 2.0B and CAN-FD |
| SERCOM Channels | 6 (configurable as USART/SPI/I2C) | Up to 6 (configurable UART/SPI/I2C) |
| ADC | 12-bit, 1 MSPS, up to 16 channels | 12-bit SAR, up to 1 Msps |
| Crypto Accelerator | AES, SHA, RSA, TRNG (True Random Number Generator) | AES 256-bit / SHA-256 hardware accelerator |
| Mounting Type | Surface Mount (Tape & Reel) | Surface Mount |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 (168 hours) | 3 |
| Maximum CPU Frequency | — | 120 MHz |
| Program Flash | — | 512 KB (dual-panel, 512K x 8) |
| High-Speed USB | — | USB 2.0 Full-Speed Device/Host |
| DAC | — | 10-bit, 1 Msps |
| DMA Channels | — | 24 |
| User Row (EEPROM emulation) | — | [DATA_NEEDED: row size in KB] |
| Pin Count | — | 64 |
| Bootloader | — | On-chip bootloader via UART/USB |