ATSAM3U-EK vs ATSAM4S-EK 对比
详细并排对比 ATSAM3U-EK 出自 Microchip Technology 和 ATSAM4S-EK 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。
规格对比
| 参数 | ATSAM3U-EK | ATSAM4S-EK |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Development Boards | Development Boards |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $119.40 | $179.40 |
| Product Type | Evaluation Kit / Development Board | Evaluation / Development Kit |
| Target MCU | SAM3U4E (AT91SAM3 family) | — |
| Core | 32-bit ARM Cortex-M3 | ARM Cortex-M4 32-bit RISC |
| Core Speed | 96 MHz | — |
| SRAM | 48 KB | — |
| ROM | 16 KB | — |
| NAND Flash Support | 256 KB | — |
| Crystals On Board | 32.768 kHz and 12 MHz | — |
| USB | High-Speed USB with integrated transceiver | — |
| Debug Interface | JTAG/SWD | — |
| Supported IDE | Atmel Studio 7 / Microchip Studio | Atmel Studio 6 (now Microchip Studio) |
| Board Dimensions | [DATA_NEEDED: board dimensions] | — |
| 电源电压 | [DATA_NEEDED: supply voltage] | — |
| 工作温度 | [DATA_NEEDED: operating temperature] | — |
| RoHS 状态 | Compliant | Compliant |
| Unit Price | USD 119.40 (as of 2026-09-20) | — |
| Target MCU Family | — | Atmel SMART SAM4S (ARM Cortex-M4) |
| Supported MCUs | — | SAM4S8 and SAM4S16 |
| Maximum CPU Clock | — | 120 MHz |
| On-board MCU Flash (SAM4S16) | — | 1024 KB |
| On-board MCU SRAM | — | 128 KB |
| On-board Storage | — | NAND Flash |
| Display | — | Integrated TFT LCD (touch-capable) |
| Touch Interface | — | Atmel QTouch library (buttons, wheels, sliders) |
| USB Interface | — | Full-speed USB Device port |
| Network Interface | — | Ethernet (EMAC) physical interface |
| Storage Expansion | — | SD/MMC card slot |
| Software Framework | — | Atmel Software Framework (ASF) |
| Crystal Frequencies | — | 0.032768 MHz (RTC) / 12 MHz (CPU reference) |
| Series | — | AT91SAM |