Radxa Cubie A7A
Product Overview
The Radxa Cubie A7A is an ultra-compact yet feature-rich single-board computer (SBC) designed to deliver powerful performance in space-constrained environments.
Powered by the Allwinner A733 SoC, the Cubie A7A features a hybrid octa-core high-performance CPU (dual-core Arm Cortex-A76 + hexa-core Arm Cortex-A55 big.LITTLE architecture, up to 2.0GHz), integrated 3 TOPS NPU, and Imagination BXM-4-64 MC1 GPU, providing robust AI and multimedia processing capabilities.
Product Appearance
Cubie A7A Front View
Cubie A7A Rear View
Package Contents
| Qty | Component |
|---|---|
| 1 | Radxa Cubie A7A Board |
| 1 | Wi-Fi/BT Antenna |
Product Specifications
| Category | Specifications |
|---|---|
| Processor | SoC: Allwinner A733 CPU: 2× Cortex-A76 + 6× Cortex-A55 GPU: Imagination BXM-4-64 MC1; Supports OpenGL ES 3.2, Vulkan 1.3, OpenCL 3.0 NPU: 3 TOPS AI Acceleration Engine |
| Memory | LPDDR5, Options: 2GB / 4GB / 6GB / 8GB / 12GB / 16GB |
| Storage | Boot: 8MB SPI NOR Flash System Storage: Supports microSD card / eMMC module / UFS module |
| Network | Wired: 1× Gigabit Ethernet (PoE supported with external PoE HAT) Wireless: Wi-Fi 6, Bluetooth 5.4, external antenna interface |
| Video Out | HDMI: 1× HDMI port, up to 4K@60fps MIPI DSI: 1× 4-lane MIPI DSI |
| Video codec | Encode - H.264 / H.265 up to 4K@30fps Decode - H.265 / VP9 / AVS2 up to 4K@60fps - H.264 up to 4K@30fps |
| Camera | 1× 4-lane MIPI CSI |
| Audio | Audio Interface: 3.5mm 4-pole headphone jack with microphone input Audio Output: Supports stereo output, can directly drive 32Ω headphones |
| USB | USB 3.1: 1× Type-A HOST USB 2.0: 3× Type-A HOST, 1× Type-C OTG/Power |
| Expansion | 40-pin GPIO header: Supports UART, SPI, I2C, etc. PCIe slot: 1× single-lane PCIe 3.0 via FPC interface Fan header: 1× 2-pin 1.25mm RTC header: 1× 2-pin 1.25mm |
| Power | USB Type-C 5V power supply PoE power supply (requires external PoE HAT) 5V power supply via GPIO pins (pins 2 & 4) |
| OS Support | Debian Linux, Android 13 |
Note: The RISC-V Xuantie E902 is currently used for low-power management, handling system sleep and wake-up. Due to its limited core performance, use cases for running an RTOS on the E902 alone are limited. An Arm core can currently be allocated to run an RTOS independently.
Interface Description
| No. | Description | No. | Description | No. | Description |
|---|---|---|---|---|---|
| ① | USB Type-C Port | ⑧ | USB Type-A Port | ⑮ | Antenna Connector |
| ② | HDMI Port | ⑨ | LPDDR5 Memory | ⑯ | PCIe 3.0 FPC Connector |
| ③ | Fan Header | ⑩ | Gigabit Ethernet (PoE Supported) | ⑰ | Allwinner A733 |
| ④ | Headphone Jack | ⑪ | PoE Connector | ⑱ | Power Button |
| ⑤ | UBOOT Button | ⑫ | WiFi 6 & Bluetooth 5.4 | ⑲ | eMMC / UFS Module Combo Slot |
| ⑥ | USB 2.0 Type-A Port | ⑬ | 40-pin GPIO Header | ⑳ | MIPI CSI Connector |
| ⑦ | RTC Header | ⑭ | MIPI DSI Connector | ㉑ | microSD Card Slot |
- Power LED
The green power LED lights up when Cubie A7A is properly powered; it turns off when powered down or shut down.
- Status LED
The blue status LED blinks when the system boots normally; it turns off when the system encounters an error.
- LPDDR5 Memory
LPDDR5 memory options: 2GB / 4GB / 6GB / 8GB / 12GB / 16GB.
Application Scenarios
Linux Beginners
As a Linux-based single-board computer, the Cubie A7A can be used for Linux learning, advanced low-level development, and application development.
Robotics Development
Serves as a main controller for robotics development, offering excellent performance and rich hardware interfaces for developing robotic applications.
Embedded Development
Features extensive GPIO interfaces supporting UART, SPI, I2C, and other communication protocols, making it easy to drive various hardware components.
AI Vision Development
Equipped with a 3 TOPS NPU to support AI vision development, accelerating AI inference and training.
System Platform
Based on the Allwinner A733 SoC, Cubie A7A supports multiple operating systems:
- Debian Linux
- Buildroot
- Tina Linux
- Android 13