ATSAME54P19A-AU-EFP vs ATSAME54P20A-AU-EFP 对比
详细并排对比 ATSAME54P19A-AU-EFP 出自 Microchip Technology 和 ATSAME54P20A-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
ATSAME54P19A-AU-EFP - 120MHz Cortex-M4F MCU 512KB | Microchip
ATSAME54P19A-AU-EFP ✓ 量产中Microchip Technology
ATSAME54P20A-AU-EFP - 120MHz Cortex-M4F MCU, 1MB Flash, TQFP-128
ATSAME54P20A-AU-EFP ✓ 量产中规格对比
| 参数 | ATSAME54P19A-AU-EFP | ATSAME54P20A-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） | $7.10 | $9.46 |
| Core Architecture | ARM Cortex-M4F with FPU and DSP | — |
| Maximum CPU Frequency | 120 MHz | — |
| Program Flash Memory | 512 KB (dual-panel with ECC) | — |
| SRAM | 128 KB (with ECC) | 256 KB with ECC |
| 封装 | 128-pin TQFP (14x14 mm) | 128-TQFP (14x14 mm) |
| Supply Voltage (VDD) | 1.71 V to 3.63 V | — |
| 工作温度 | -40 C to +85 C (industrial) | -40C to +85C (industrial, "AU" grade) |
| USB | USB 2.0 Full-Speed with embedded PHY | — |
| Ethernet | 10/100 Mbps MAC with IEEE 1588 (external PHY required) | 10/100 Mbps MAC with IEEE 1588 support |
| CAN | CAN-FD | CAN-FD controllers (multiple instances) |
| ADC | 12-bit, up to 1 Msps | 12-bit, up to 1 Msps |
| DAC | 12-bit | Yes (12-bit) |
| Crypto Accelerator | AES, TRNG | AES, SHA, TRNG |
| DMA Channels | 32 (8 channels x 4 priority levels x 2 instances) | — |
| SERCOM Modules | Up to 6 (UART/SPI/I2C configurable) | — |
| RoHS 状态 | ROHS3 Compliant | Compliant |
| Core | — | ARM Cortex-M4F with FPU and DSP extensions |
| Maximum CPU Clock | — | 120 MHz |
| Program Memory (Flash) | — | 1 MB (1M x 8) with ECC, dual-panel |
| 引脚数量 | — | 128 |
| Operating Voltage (VDD) | — | [DATA_NEEDED: Vdd range] |
| USB Interface | — | USB 2.0 Full-Speed Device/Host/OTG |
| SD/MMC | — | SDHC/SDXC host interface |
| 安装类型 | — | Surface Mount |
| Programming Interface | — | SWD (Serial Wire Debug) |