ATX CPU board OTH-ARK3

Rockchip RK3568ARM® Cortex®-A55 Quad-coreSIM card

The OTH-ARK3 is a compact 120 x 72 mm single-board computer (SBC) by Jetway, built around the Rockchip RK3568 SoC with ARM Cortex-A55 cores and a 1 TOPS NPU. Designed for embedded and industrial applications, it integrates onboard LPDDR4X memory, eMMC storage, multiple display outputs, GbE networking, wireless connectivity and a broad set of I/O for peripherals and industrial interfaces.

Key features

• Rockchip® RK3568 quad-core ARM Cortex-A55 (up to 2.0 GHz) with 1 TOPS NPU
• Onboard 4GB LPDDR4X (3200 MT/s), optional 8GB
• Onboard 32GB eMMC (option up to 64GB)
• Support for Wi‑Fi (802.11 b/g/n 2.4 GHz) and Bluetooth 4.2
• 1 x GbE LAN (Realtek RTL8211F-CG)
• Multiple I/O: 2 x UART, 2 x RS232, 2 x USB 3.0 (OTG), 4 x USB 2.0
• Multiple display outputs: HDMI, eDP, 24-bit dual-channel LVDS (support up to 3 displays)
• Hardware video: 4K H.264/265 decode, 1080P H.264/265 encode

Technical specifications

• Form factor: 120.0 W x 72.0 D mm
• CPU: Rockchip® RK3568 quad-core ARM Cortex-A55 (up to 2.0 GHz) with 1 TOPS NPU
• PMU/Chipset: Rock Chip® RK809-5 PMU
• Memory: Onboard LPDDR4X 3200 MT/s 4GB standard (8GB optional)
• Storage: Onboard 32GB eMMC (optional up to 64GB); microSD slot
• Security: Intel® PTT (integrated fTPM)
• Power: DC-in 12V; modes: AT / ATX; connector: DC jack
• GPU: Mali-G52 MP2
• Display outputs & max resolutions: HDMI (4096 x 2304 @60Hz), eDP (2560 x 1600 @60Hz), LVDS (1920 x 1200 @60Hz)
• Audio: 2-channel HD audio; 1 x combo audio jack (line-out / mic-in); 3W amplifier
• Ethernet / Wireless: 1 x GbE (Realtek RTL8211F-CG); Wi‑Fi + Bluetooth via AW-CM358
• USB: 2 x USB 3.0 (one co-layout OTG), 4 x USB 2.0
• Serial / I/O headers: Internal header for 2 x RS-232; 2 x UART; GPIO 4-bit; SMBus; debug header; inverter
• Expansion: 1 x full-size Mini-PCIe; 1 x SIM card slot; microSD
• Operating temperature: -10°C to 60°C; Storage: -20°C to 70°C
• Watchdog: 255 levels; Wake on LAN supported
• Certifications & compliance: CE, FCC Class A, LVD; EU RoHS, REACH (optional), China RoHS

Applications & compliance

• Suitable for embedded systems, industrial automation, HMI, digital signage, gateway and IoT edge devices
• Meets common industrial certification and environmental requirements for deployment in commercial and industrial environments