ATSAMD51G19A-MF vs ATSAMD51G18A-MF Comparison
Detailed side-by-side comparison of ATSAMD51G19A-MF by Microchip Technology and ATSAMD51G18A-MF 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
ATSAMD51G19A-MF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51G19A-MF ✓ ActiveMicrochip Technology
ATSAMD51G18A-MF - 120MHz Cortex-M4F MCU, 256KB Flash | Microchip
ATSAMD51G18A-MF ✓ ActiveSpecification Comparison
| Parameter | ATSAMD51G19A-MF | ATSAMD51G18A-MF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.45 | $5.11 |
| Core | ARM Cortex-M4F with FPU and DSP | ARM Cortex-M4F with FPU and DSP extensions |
| Maximum CPU Frequency | 120 MHz | — |
| Program Memory | 512 KB Flash (dual-panel, ECC) | — |
| SRAM | 192 KB | 128 KB (with ECC) |
| Operating Voltage Range | 1.71 V to 3.6 V | 1.71 V to 3.6 V |
| Package | 48-QFN (7x7 mm) | 48-pin QFN (7x7 mm, 0.5 mm pitch) |
| GPIO Count | 38 | — |
| ADC | 12-bit, up to 1 MSPS, up to 16 channels | 12-bit, up to 16 channels |
| DAC | 12-bit, 1 MSPS, 2 channels | 2x 12-bit |
| USB | USB 2.0 Full-Speed with integrated PHY | — |
| Serial Interfaces | Up to 6 SERCOM (UART/SPI/I2C/LIN) | — |
| CAN | CAN-FD | — |
| Audio Interface | I2S | — |
| Timers | Multiple TC, TCC, and 32-bit RTC | — |
| Operating Temperature | -40C to +125C (industrial, "M" grade) | — |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | [DATA_NEEDED: MSL level] | 3 (per JEDEC J-STD-020) |
| RoHS Status | Compliant | Compliant |
| Maximum Clock Speed | — | 120 MHz |
| Flash Memory | — | 256 KB (with ECC) |
| USB Interface | — | USB 2.0 Full-Speed with on-chip PHY |
| SERCOM Modules | — | Up to 6 (UART/SPI/I2C configurable) |
| Operating Temperature Range | — | -40C to +125C (extended) |
| Cryptographic Accelerator | — | AES, SHA, Secure Boot (CCM module) |