ATSAME51J20A-AUT vs ATSAME51J18A-AUT Comparison
Detailed side-by-side comparison of ATSAME51J20A-AUT by Microchip Technology and ATSAME51J18A-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
ATSAME51J20A-AUT - 120MHz Cortex-M4F MCU 1MB Flash | Microchip
ATSAME51J20A-AUT ✓ ActiveMicrochip Technology
ATSAME51J18A-AUT - SAM E51 Cortex-M4F MCU 120MHz 256KB | Microchip
ATSAME51J18A-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAME51J20A-AUT | ATSAME51J18A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $7.10 | $4.65 |
| Core | ARM Cortex-M4F with FPU and DSP | — |
| Maximum CPU Speed | 120 MHz | — |
| Program Memory (Flash) | 1 MB (Dual Panel, with ECC) | — |
| SRAM | 256 KB | 128 KB |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| Operating Voltage | [DATA_NEEDED: operating voltage range] | 1.71 V to 3.63 V |
| Operating Temperature | -40C to +85C (industrial) | -40 C to +85 C (industrial) |
| Mounting Type | Surface Mount | Surface Mount (Tape & Reel) |
| USB | USB 2.0 Full-Speed with integrated PHY | USB 2.0 Full-Speed with integrated PHY |
| CAN | CAN-FD | 1x CAN-FD controller |
| ADC | [DATA_NEEDED: ADC resolution and channel count] | 12-bit, 1 MSPS, up to 16 channels |
| DAC | [DATA_NEEDED: DAC channels] | — |
| Crypto Accelerator | AES | AES, SHA, RSA, TRNG (True Random Number Generator) |
| SERCOM | [DATA_NEEDED: number of SERCOM interfaces] | — |
| MSL Level | 3 (per JEDEC J-STD-020) | 3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M4F (32-bit, single-precision FPU, DSP extensions) |
| Maximum CPU Clock | — | 120 MHz |
| Performance | — | 150 CoreMark / 1.27 DMIPS/MHz |
| Flash Memory | — | 256 KB dual-panel Flash with ECC |
| SERCOM Channels | — | 6 (configurable as USART/SPI/I2C) |