ATSAMD51J19A-AUT vs ATSAMD51J18A-AUT Comparison
Detailed side-by-side comparison of ATSAMD51J19A-AUT 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
ATSAMD51J19A-AUT - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51J19A-AUT ✓ ActiveMicrochip Technology
ATSAMD51J18A-AUT - 120MHz Cortex-M4F MCU 256KB Flash | Microchip
ATSAMD51J18A-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD51J19A-AUT | ATSAMD51J18A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.32 | $4.78 |
| Core Architecture | ARM Cortex-M4F with FPU | ARM Cortex-M4F with FPU and DSP |
| Maximum Clock Frequency | 120 MHz | — |
| Program Memory Size | 512KB (512K x 8) Flash with ECC | — |
| SRAM Size | 192 KB | — |
| Package | 64-TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| Operating Temperature | -40C to +85C | -40C to +85C (AUT automotive grade) |
| Supply Voltage | 1.71V to 3.6V | — |
| ADC | 12-bit, up to 1 MSPS | 12-bit, up to 1 MSPS |
| DAC | 10-bit, up to 1 MSPS | 2 x 12-bit |
| SERCOM Interfaces | 6 (configurable as UART/SPI/I2C) | — |
| USB | USB 2.0 Full-Speed Device/Host | USB 2.0 Full-Speed Device/Host |
| CAN | CAN-FD controller | 1 x CAN-FD |
| Crypto Accelerator | Yes (AES, SHA, TRNG) | — |
| Qualification | AEC-Q100 automotive grade | — |
| RoHS Status | Compliant | Compliant |
| Maximum CPU Clock | — | 120 MHz |
| Bit Width | — | 32-bit |
| Program Flash | — | 256 KB (with ECC) |
| SRAM | — | 128 KB (with ECC) |
| Supply Voltage (VDD) | — | 1.71 V to 3.6 V |
| Mounting Type | — | Surface Mount |
| SERCOM Channels | — | 6 (configurable UART/SPI/I2C) |
| MSL Level | — | MSL3 (per JEDEC J-STD-020) |
| AEC-Q100 | — | Automotive grade (AUT suffix) |