RK3188-SOM-4GB vs RK3188-SOM-EVB 对比
详细并排对比 RK3188-SOM-4GB 出自 Olimex 和 RK3188-SOM-EVB 出自 Olimex。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 | RK3188-SOM-4GB | RK3188-SOM-EVB |
|---|---|---|
| 品牌 | Olimex | Olimex |
| 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） | $23.97 | $19.95 |
| Manufacturer | Olimex Ltd. | Olimex Ltd. |
| SoC | Rockchip RK3188 | — |
| CPU Cores | 4 x ARM Cortex-A9 | — |
| CPU Max Frequency | 1.8 GHz | — |
| GPU | ARM Mali-400 MP4 | ARM Mali-400 MP4 |
| System Memory | 1 GB DDR3 | — |
| On-board Storage | 4 GB NAND flash | — |
| Power Management IC | Actions AC8846 | — |
| Expansion Connectors | 5 x 40-pin 0.05" board-to-board | — |
| UART Console | Yes (dedicated connector) | — |
| SD-card Slot | Yes (base variant boots from SD; 4GB variant has built-in NAND) | — |
| Operating Systems | Linux, Android 4.x | — |
| 安装类型 | Board-to-board (carrier mounted) | — |
| RoHS 状态 | Compliant | — |
| Module Type | System-on-Module (SoM) | — |
| Product Type | — | SOM Evaluation / Reference Design Board |
| Companion Module | — | RK3188-SOM / RK3188-SOM-4GB |
| Main Processor | — | Rockchip RK3188 Quad-Core ARM Cortex-A9, up to 1.6 GHz |
| Memory (on SOM) | — | 1 GB DDR3 |
| PMIC (on SOM) | — | Actions AC8846 |
| Ethernet | — | 10/100 Mb |
| USB Ports | — | 1x USB OTG + 4x USB HS/FS/LS Host |
| Video Output | — | HDMI + LCD connector with touch |
| Audio | — | Headphone + microphone jacks (per user manual) |
| Storage | — | microSD card slot |
| RTC | — | Yes, with coin-cell backup |
| Expansion | — | UEXT socket, 0.1-inch GPIO headers (adapted from SOM 0.05-inch) |
| Input Voltage | — | +6 V to +16 V DC via PWR jack |
| Current Draw (with SOM-4GB @10 V) | — | 0.10 A to 0.15 A |
| Board Layer Count | — | 2-layer PCB |
| Open Source Files | — | Eagle CAD schematic + KiCAD SOM socket template |
| RoHS | — | Compliant (per Olimex product page) |