ATSAME51N19A-AF vs ATSAMD51N20A-AF Comparison
Detailed side-by-side comparison of ATSAME51N19A-AF by Microchip Technology and ATSAMD51N20A-AF 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
ATSAME51N19A-AF - 120MHz Cortex-M4F MCU 512KB Flash TQFP-100
ATSAME51N19A-AF ✓ ActiveMicrochip Technology
ATSAMD51N20A-AF - 120MHz Cortex-M4F 1MB MCU | Microchip
ATSAMD51N20A-AF ✓ ActiveSpecification Comparison
| Parameter | ATSAME51N19A-AF | ATSAMD51N20A-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.55 | $6.84 |
| Manufacturer | Microchip Technology | — |
| Series | SAM E51 | — |
| Core | ARM Cortex-M4F (32-bit, FPU + DSP) | — |
| Maximum CPU Clock | 120 MHz | — |
| Flash Memory | 512 KB (Dual Panel) | 1 MB (Dual-Panel, ECC) |
| SRAM | 192 KB | 256 KB (ECC) |
| Operating Voltage (VDD) | 2.7 V to 5.5 V | — |
| Operating Temperature | -40 C to +125 C (Extended Industrial) | -40 C to +125 C (Extended) |
| Package | 100-pin TQFP (14x14 mm) | 100-pin TQFP (14x14 mm) |
| Mounting Type | Surface Mount | Surface Mount (TQFP) |
| USB | USB 2.0 Full-Speed with embedded PHY | USB 2.0 Full-Speed with on-chip PHY |
| CAN | CAN-FD | 2x CAN-FD |
| SERCOM / Comms | Up to 6 SERCOM (USART/SPI/I2C/LIN configurable) | — |
| ADC | 12-bit, up to 1 MSPS, up to 32 channels | 12-bit, up to 1 MSPS |
| DAC | 2 x 12-bit | — |
| Touch Peripheral (PTC) | Yes (capacitive touch) | — |
| FPU | Single-precision IEEE 754 | — |
| RoHS Status | Compliant | Compliant |
| MSL Level | [DATA_NEEDED: MSL level] | — |
| Core Architecture | — | ARM Cortex-M4F with FPU |
| Core Frequency | — | 120 MHz |
| Supply Voltage | — | 1.71 V to 3.63 V |
| ADC Channels | — | Up to 16 |
| SERCOM | — | Configurable UART/SPI/I2C |
| Timers/TC | — | 16-bit, multiple channels |