ATSAME54N19A-AU-EFP vs ATSAME54N20A-AU-EFP 对比
详细并排对比 ATSAME54N19A-AU-EFP 出自 Microchip Technology 和 ATSAME54N20A-AU-EFP 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATSAME54N19A-AU-EFP - 120MHz Cortex-M4F MCU, 512KB Flash | Microchip
ATSAME54N19A-AU-EFP ✓ 量产中Microchip Technology
ATSAME54N20A-AU-EFP - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAME54N20A-AU-EFP ✓ 量产中规格对比
| 参数 | ATSAME54N19A-AU-EFP | ATSAME54N20A-AU-EFP |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $7.28 | $8.10 |
| Core | ARM Cortex-M4F with FPU and DSP | — |
| Maximum Clock Speed | 120 MHz | — |
| Program Memory (Flash) | 512 KB dual-panel with ECC | 1 MB with ECC, dual-panel |
| SRAM | 192 KB with ECC | 256 KB with ECC |
| Operating Voltage | 2.7 V to 3.6 V | — |
| 封装 | TQFP-100 (14x14 mm) | 100-pin TQFP (14x14 mm) |
| 安装类型 | Surface Mount | — |
| 工作温度 | -40C to +85C (industrial) | -40C to +125C (automotive) |
| USB | USB 2.0 Full-Speed with integrated PHY | USB 2.0 Full-Speed with on-chip PHY |
| Ethernet | 10/100 Mbps MAC with IEEE 1588 | 10/100 Mbps MAC with IEEE 1588 PTP |
| CAN | CAN-FD | 2x CAN-FD controllers |
| ADC | 12-bit, 1 MSPS, up to 16 channels | 12-bit, up to 1 Msps |
| SERCOM Peripherals | Up to 8 (UART/SPI/I2C/LIN configurable) | — |
| DMA Channels | 5 | — |
| 引脚数量 | 100 | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 3 (168 hours) | — |
| Core Architecture | — | ARM Cortex-M4F with FPU and DSP |
| Maximum CPU Clock | — | 120 MHz |
| Operating Voltage (VDDIO) | — | 1.71 V to 3.6 V |
| SERCOM | — | Up to 8 configurable SERCOM (UART/SPI/I2C) |
| DAC | — | Dual 12-bit DAC |
| GPIO | — | Up to 84 GPIO |
| Cryptography | — | AES, TRNG, secure boot |
| Automotive Qualification | — | AEC-Q100 (automotive grade) |
| Moisture Sensitivity Level | — | MSL 3 |