ATSAMD51J18A-MUT vs ATSAMD51J20A-MUT Comparison
Detailed side-by-side comparison of ATSAMD51J18A-MUT by Microchip Technology and ATSAMD51J20A-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
ATSAMD51J18A-MUT - 120MHz Cortex-M4F MCU, 256KB Flash | Microchip
ATSAMD51J18A-MUT ✓ ActiveMicrochip Technology
ATSAMD51J20A-MUT - 120MHz Cortex-M4F MCU, 1MB Flash, 64-VQFN | Microchip
ATSAMD51J20A-MUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD51J18A-MUT | ATSAMD51J20A-MUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.18 | $6.20 |
| Series | SAM D51 | — |
| Core Processor | ARM Cortex-M4F | — |
| Core Size | 32-Bit | — |
| Maximum Clock Speed | 120 MHz | — |
| Program Memory Size | 256 KB (256K x 8) Flash | — |
| RAM Size | [DATA_NEEDED: SRAM size] KB | — |
| Supply Voltage | 1.71 V to 3.6 V | — |
| Operating Temperature | -40C to +85C (industrial) | — |
| Package | 64-VQFN (9x9 mm) with EP | 64-VQFN (9x9 mm) with exposed pad |
| Mounting Type | Surface Mount | Surface Mount |
| FPU | Yes (single-precision) | — |
| DSP Instructions | Yes (single-cycle MAC, SIMD) | — |
| ADC | 12-bit, up to 1 Msps | — |
| DAC | 2x 12-bit | — |
| USB | USB 2.0 Full-Speed with on-chip PHY | USB 2.0 Full-Speed with on-chip PHY |
| SERCOM | Up to 6 flexible serial interfaces (I2C/SPI/USART) | Up to 6 configurable serial interfaces |
| MSL Level | [DATA_NEEDED: MSL level] | MSL3 (per JEDEC J-STD-020) |
| RoHS Status | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M4F with single-precision FPU |
| Maximum CPU Frequency | — | 120 MHz |
| Flash Memory | — | 1 MB (Dual Panel, with ECC) |
| SRAM | — | 256 KB (with ECC) |
| Operating Voltage Range | — | 1.71 V to 3.6 V |
| GPIO Count | — | Up to 51 (varies by package) |
| I2S | — | Up to 2 interfaces |
| 12-bit ADC | — | Yes (up to 2 MSPS) |
| 12-bit DAC | — | Up to 2 channels, 1 MSPS |
| Operating Temperature Range | — | -40C to +85C (industrial) |
| Lead-Free | — | Yes |