ATSAME51J18A-AFT vs ATSAME51J19A-AFT Comparison
Detailed side-by-side comparison of ATSAME51J18A-AFT by Microchip Technology and ATSAME51J19A-AFT 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-AFT - 120MHz Cortex-M4F MCU, 256KB Flash | Microchip
ATSAME51J18A-AFT β ActiveMicrochip Technology
ATSAME51J19A-AFT - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAME51J19A-AFT β ActiveSpecification Comparison
| Parameter | ATSAME51J18A-AFT | ATSAME51J19A-AFT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.21 | $5.62 |
| Core | ARM Cortex-M4F with FPU | ARM Cortex-M4F with FPU and DSP extensions |
| CPU Architecture | 32-bit ARMv7-M | β |
| Maximum CPU Clock | 120 MHz | 120 MHz |
| Program Flash | 256 KB (with ECC) | β |
| SRAM | 128 KB | 192 KB |
| Operating Voltage Range | 1.71 V to 3.6 V | β |
| I/O Pins | 51 | β |
| Package | 64-pin TQFP (10x10 mm) | 64-TQFP (10x10 mm) |
| Operating Temperature Range | -40 Β°C to +125 Β°C (Extended) | β |
| ADC | 12-bit, up to 1 MSPS, up to 16 channels | 12-bit, up to 1 MSPS |
| DAC | 12-bit, 2 channels | β |
| USB | USB 2.0 Full-Speed Device/Host | β |
| CAN | 2x CAN-FD controllers (ISO 11898-1) | β |
| SERCOM | Up to 8 SERCOM (UART/SPI/I2C) | Up to 6 (UART/SPI/I2C configurable) |
| Cryptographic Accelerator | AES-256, SHA-256, TRNG | β |
| Parallel Capture Controller (PCC) | Yes | β |
| DMA Channels | 24 | β |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | MSL3 (per JEDEC J-STD-020) | 3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Flash Memory | β | 512 KB (dual-panel with ECC) |
| Operating Voltage | β | 3.3 V (1.71 V to 3.6 V core VDD) |
| Pin Count | β | 64 |
| CAN-FD Interfaces | β | 2 |
| USB Interface | β | USB 2.0 Full-Speed (Device/Host) |
| Programmable I/O | β | Up to 51 |
| Operating Temperature | β | -40C to +125C (Extended Industrial) |
| AEC-Q100 Qualification | β | Automotive grade available in family |