ATSAME54N19A-AF vs ATSAME54N20A-AF Comparação
Comparação detalhada lado a lado de ATSAME54N19A-AF por Microchip Technology e ATSAME54N20A-AF por Microchip Technology. Compare especificações principais, parâmetros elétricos, encapsulamento, status do ciclo de vida, preços e disponibilidade para determinar o melhor componente para os requisitos do seu projeto.
Microchip Technology
ATSAME54N19A-AF - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAME54N19A-AF ✓ AtivoMicrochip Technology
ATSAME54N20A-AF - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAME54N20A-AF ✓ AtivoComparação de especificações
| Parâmetro | ATSAME54N19A-AF | ATSAME54N20A-AF |
|---|---|---|
| Marca | Microchip Technology | Microchip Technology |
| Categoria | Microcontrollers | Microcontrollers |
| Status do ciclo de vida | Ativo | Ativo |
| Status do estoque | In Stock | In Stock |
| Preço unitário (USD) | $5,49 | $8,55 |
| Core | ARM Cortex-M4F with single-precision FPU | — |
| CPU Architecture | 32-bit RISC with MPU and DSP extensions | — |
| Maximum CPU Clock | 120 MHz | 120 MHz |
| Performance | 150 DMIPS, 1.25 DMIPS/MHz | — |
| Flash Memory | 512 KB (dual-panel, with ECC) | — |
| SRAM | 192 KB with ECC | 256 KB with ECC |
| Operating Voltage | 1.71 V to 3.6 V | — |
| Temperatura de operação | -40C to +125C (automotive grade) | — |
| Encapsulamento | 100-pin TQFP (14x14 mm) | 100-pin TQFP (14x14 mm) |
| Tipo de montagem | Surface Mount (Gull-wing) | Surface Mount |
| ADC | 12-bit, up to 1 MSPS | 12-bit, up to 1 Msps |
| DAC | 2x 12-bit | — |
| USB | USB 2.0 Full-Speed Host/Device with on-chip PHY | USB 2.0 Full-Speed with integrated PHY |
| CAN | 2x CAN-FD controllers | CAN-FD |
| Ethernet | 10/100 Mbps MAC (requires external PHY) | 10/100 Mbps MAC with IEEE 1588 support |
| SERCOM | Up to 6 (configurable UART/SPI/I2C) | — |
| Nível MSL | 3 (168 hours) | [DATA_NEEDED: MSL rating] |
| Status RoHS | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M4F with FPU and DSP extensions |
| Program Flash Memory | — | 1 MB (1M x 8), dual-panel with ECC |
| Supply Voltage (VDD) | — | 1.62 V to 3.6 V |
| Faixa de temperatura de operação | — | -40C to +125C (extended) |
| Crypto Accelerator | — | AES, SHA, True Random Number Generator (TRNG) |
| SERCOM / Configurable Serial | — | Multiple (USART/SPI/I2C configurable) |
| Parallel Capture Controller | — | Yes (camera/display interface) |