ATSAME51J18A-AUT vs ATSAME51J20A-MUT Comparison
Detailed side-by-side comparison of ATSAME51J18A-AUT by Microchip Technology and ATSAME51J20A-MUT 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 β ActiveMicrochip Technology
ATSAME51J20A-MUT - 120MHz Cortex-M4F MCU 1MB Flash 64-VQFN | Microchip
ATSAME51J20A-MUT β ActiveSpecification Comparison
| Parameter | ATSAME51J18A-AUT | ATSAME51J20A-MUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.65 | $6.20 |
| Core Architecture | ARM Cortex-M4F (32-bit, single-precision FPU, DSP extensions) | β |
| Maximum CPU Clock | 120 MHz | 120 MHz |
| Performance | 150 CoreMark / 1.27 DMIPS/MHz | β |
| Flash Memory | 256 KB dual-panel Flash with ECC | 1 MB (1M x 8) Dual-Panel with ECC |
| SRAM | 128 KB | 256 KB |
| Package | 64-pin TQFP (10x10 mm) | 64-pin VQFN (9 x 9 mm) with exposed pad |
| Operating Voltage | 1.71 V to 3.63 V | 1.71 V to 3.6 V |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) |
| USB | USB 2.0 Full-Speed with integrated PHY | USB 2.0 Full-Speed Device/Host with on-chip PHY |
| CAN | 1x CAN-FD controller | 2 x CAN-FD controllers |
| SERCOM Channels | 6 (configurable as USART/SPI/I2C) | β |
| ADC | 12-bit, 1 MSPS, up to 16 channels | 12-bit, 1 Msps, up to 16 channels |
| Crypto Accelerator | AES, SHA, RSA, TRNG (True Random Number Generator) | AES-256, Secure Boot Loader |
| Mounting Type | Surface Mount (Tape & Reel) | Surface Mount |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 (168 hours) | 3 (168 hours) |
| Core | β | ARM Cortex-M4F with FPU and DSP extensions |
| SERCOM Modules | β | 6 (configurable USART/SPI/I2C) |
| DAC | β | 12-bit, 1 channel |
| CoreMark Score | β | 135 (estimated per datasheet typical) |
| Lead-Free | β | Yes |