ATSAMD51J18A-AU vs ATSAMD51J18A-AUT Comparison
Detailed side-by-side comparison of ATSAMD51J18A-AU by Microchip Technology and ATSAMD51J18A-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
ATSAMD51J18A-AU - 120MHz Cortex-M4F MCU 256KB Flash 64-TQFP | Microchip
ATSAMD51J18A-AU ✓ ActiveMicrochip Technology
ATSAMD51J18A-AUT - 120MHz Cortex-M4F MCU 256KB Flash | Microchip
ATSAMD51J18A-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD51J18A-AU | ATSAMD51J18A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.39 | $4.78 |
| Core | ARM Cortex-M4F with single-precision FPU | — |
| Maximum CPU Clock | 120 MHz | 120 MHz |
| Program Memory (Flash) | 256 KB | — |
| SRAM | 256 KB | 128 KB (with ECC) |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| Operating Voltage (VDDIO/VDDIN) | 1.62 V to 3.6 V | — |
| ADC | 12-bit, up to 1 MSPS | 12-bit, up to 1 MSPS |
| DAC | 12-bit | 2 x 12-bit |
| SERCOM | Up to 6 (configurable UART/SPI/I2C) | — |
| USB | USB 2.0 Full-Speed with on-chip PHY | USB 2.0 Full-Speed Device/Host |
| Operating Temperature (AU grade) | -40C to +85C | — |
| CoreMark/MHz | 2.46 | — |
| Touch Controller | Peripheral Touch Controller (PTC) | — |
| Mounting Type | Surface Mount (TQFP-64) | Surface Mount |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 (168 hours) | MSL3 (per JEDEC J-STD-020) |
| Lead-Free | Yes | — |
| ECC Support | Flash + SRAM ECC | — |
| Core Architecture | — | ARM Cortex-M4F with FPU and DSP |
| Bit Width | — | 32-bit |
| Program Flash | — | 256 KB (with ECC) |
| Supply Voltage (VDD) | — | 1.71 V to 3.6 V |
| Operating Temperature | — | -40C to +85C (AUT automotive grade) |
| SERCOM Channels | — | 6 (configurable UART/SPI/I2C) |
| CAN | — | 1 x CAN-FD |
| AEC-Q100 | — | Automotive grade (AUT suffix) |