ATSAME51J20A-AU-EFP vs ATSAME54P20A-AU-EFP 对比
详细并排对比 ATSAME51J20A-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
ATSAME51J20A-AU-EFP - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAME51J20A-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 | ATSAME51J20A-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） | $4.35 | $9.46 |
| Core | ARM Cortex-M4F with single-precision FPU | ARM Cortex-M4F with FPU and DSP extensions |
| Maximum CPU Clock | 120 MHz | 120 MHz |
| Program Memory (Flash) | 1 MB (1024 KB) Dual-Panel Flash with ECC | 1 MB (1M x 8) with ECC, dual-panel |
| SRAM | 256 KB | 256 KB with ECC |
| Instruction Cache (I-cache) | 16 KB | — |
| Supply Voltage (VDD) | 3.3 V typical (1.71 V to 3.6 V range) | — |
| 封装 | 64-pin TQFP (10x10 mm) | 128-TQFP (14x14 mm) |
| 工作温度 | -40C to +85C (industrial) | -40C to +85C (industrial, "AU" grade) |
| ADC | 12-bit, up to 1 MSPS, up to 32 channels | 12-bit, up to 1 Msps |
| DAC | 12-bit, 1 MSPS | Yes (12-bit) |
| Communication Interfaces | SERCOM x8 (UART/SPI/I2C), USB 2.0 Full-Speed, CAN-FD, I2S | — |
| DMA Channels | 32 channels (DMAC + linked descriptors) | — |
| Timers/Counters | TCC x6, TC x3, RTC | — |
| Touch Peripheral | Peripheral Touch Controller (PTC) | — |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | [DATA_NEEDED: MSL rating] | — |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free / Halogen-Free | Yes (per Microchip product page) | — |
| 引脚数量 | — | 128 |
| Operating Voltage (VDD) | — | [DATA_NEEDED: Vdd range] |
| USB Interface | — | USB 2.0 Full-Speed Device/Host/OTG |
| Ethernet | — | 10/100 Mbps MAC with IEEE 1588 support |
| CAN | — | CAN-FD controllers (multiple instances) |
| SD/MMC | — | SDHC/SDXC host interface |
| Crypto Accelerator | — | AES, SHA, TRNG |
| Programming Interface | — | SWD (Serial Wire Debug) |