ATSAMD51N20A-AF vs ATSAMD51N19A-AF Comparison
Detailed side-by-side comparison of ATSAMD51N20A-AF by Microchip Technology and ATSAMD51N19A-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
ATSAMD51N20A-AF - 120MHz Cortex-M4F 1MB MCU | Microchip
ATSAMD51N20A-AF β ActiveMicrochip Technology
ATSAMD51N19A-AF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAMD51N19A-AF β ActiveSpecification Comparison
| Parameter | ATSAMD51N20A-AF | ATSAMD51N19A-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.84 | $5.41 |
| Core Architecture | ARM Cortex-M4F with FPU | ARM Cortex-M4F with FPU |
| Core Frequency | 120 MHz | β |
| Flash Memory | 1 MB (Dual-Panel, ECC) | β |
| SRAM | 256 KB (ECC) | 192 KB (with ECC) |
| Package | 100-pin TQFP (14x14 mm) | 100-pin TQFP (14x14 mm) |
| Operating Temperature | -40 C to +125 C (Extended) | -40C to +125C (extended) |
| Supply Voltage | 1.71 V to 3.63 V | β |
| ADC | 12-bit, up to 1 MSPS | 12-bit, up to 1 MSPS |
| ADC Channels | Up to 16 | β |
| USB | USB 2.0 Full-Speed with on-chip PHY | USB 2.0 Full-Speed device/host |
| CAN | 2x CAN-FD | β |
| SERCOM | Configurable UART/SPI/I2C | β |
| Timers/TC | 16-bit, multiple channels | β |
| Mounting Type | Surface Mount (TQFP) | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Maximum CPU Frequency | β | 120 MHz |
| Program Flash Memory | β | 512 KB (dual-panel, with ECC) |
| Operating Voltage | β | 1.62 V to 3.6 V |
| DAC | β | Dual 12-bit |
| SERCOM Modules | β | 6 (configurable UART/SPI/I2C) |
| Crypto Engine | β | AES, SHA, TRNG |
| MSL Level | β | 3 (168 hours) |