ATSAM4S-EK vs ATSAM3U-EK 对比
详细并排对比 ATSAM4S-EK 出自 Microchip Technology 和 ATSAM3U-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 | ATSAM4S-EK | ATSAM3U-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） | $179.40 | $119.40 |
| Product Type | Evaluation / Development Kit | Evaluation Kit / Development Board |
| Target MCU Family | Atmel SMART SAM4S (ARM Cortex-M4) | — |
| Supported MCUs | SAM4S8 and SAM4S16 | — |
| Core | ARM Cortex-M4 32-bit RISC | 32-bit ARM Cortex-M3 |
| 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 | — |
| Supported IDE | Atmel Studio 6 (now Microchip Studio) | Atmel Studio 7 / Microchip Studio |
| Software Framework | Atmel Software Framework (ASF) | — |
| Crystal Frequencies | 0.032768 MHz (RTC) / 12 MHz (CPU reference) | — |
| Series | AT91SAM | — |
| RoHS 状态 | Compliant | Compliant |
| Target MCU | — | SAM3U4E (AT91SAM3 family) |
| 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 |
| Board Dimensions | — | [DATA_NEEDED: board dimensions] |
| 电源电压 | — | [DATA_NEEDED: supply voltage] |
| 工作温度 | — | [DATA_NEEDED: operating temperature] |
| Unit Price | — | USD 119.40 (as of 2026-09-20) |