ATSAMD51J18A-AUT vs ATSAMD51J19A-AUT-EFP Comparison
Detailed side-by-side comparison of ATSAMD51J18A-AUT by Microchip Technology and ATSAMD51J19A-AUT-EFP 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-AUT - 120MHz Cortex-M4F MCU 256KB Flash | Microchip
ATSAMD51J18A-AUT ✓ ActiveMicrochip Technology
ATSAMD51J19A-AUT-EFP - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51J19A-AUT-EFP ✓ ActiveSpecification Comparison
| Parameter | ATSAMD51J18A-AUT | ATSAMD51J19A-AUT-EFP |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Architecture | ARM Cortex-M4F with FPU and DSP | — |
| Maximum CPU Clock | 120 MHz | — |
| Bit Width | 32-bit | — |
| Program Flash | 256 KB (with ECC) | — |
| SRAM | 128 KB (with ECC) | 192 KB with ECC |
| Supply Voltage (VDD) | 1.71 V to 3.6 V | — |
| Operating Temperature | -40C to +85C (AUT automotive grade) | — |
| Package | 64-pin TQFP (10x10 mm) | 64-TQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| SERCOM Channels | 6 (configurable UART/SPI/I2C) | — |
| USB | USB 2.0 Full-Speed Device/Host | USB 2.0 Full-Speed device/host with on-chip transceiver |
| CAN | 1 x CAN-FD | — |
| ADC | 12-bit, up to 1 MSPS | 12-bit ADC |
| DAC | 2 x 12-bit | — |
| MSL Level | MSL3 (per JEDEC J-STD-020) | — |
| RoHS Status | Compliant | Compliant |
| AEC-Q100 | Automotive grade (AUT suffix) | — |
| Core | — | ARM Cortex-M4F with single-precision FPU |
| Maximum Clock Speed | — | 120 MHz |
| Flash Memory | — | 512 KB (dual-panel with ECC) |
| Operating Voltage | — | 1.71 V to 3.6 V |
| Supply Voltage Min | — | 1.71 V |
| Supply Voltage Max | — | 3.6 V |
| Programmable I/O Pins | — | 51 |
| Operating Temperature Grade | — | Automotive (-40C to +125C) |
| Flash Performance | — | Extended Flash Performance (EFP bin) |