# Luckfox Omni3576 8GB/64GB

> RK3576 edge-AI platform with eight Arm CPU cores, a 6 TOPS NPU, 8 GB LPDDR4X, 64 GB eMMC, dual four-lane CSI, HDMI 2.1, DisplayPort 1.4, dual Gigabit Ethernet, Wi-Fi 6, NVMe, CAN FD and a 40-pin expansion header.

- Manufacturer: Luckfox
- Part number: Luckfox-Omni3576-08064
- Category: Development boards
- Canonical page: https://www.xirkit.io/products/luckfox-omni3576-8gb-64gb-89d2
- Pinout: https://www.xirkit.io/products/luckfox-omni3576-8gb-64gb-89d2/pinout
- Structured JSON: https://www.xirkit.io/products/luckfox-omni3576-8gb-64gb-89d2/data.json
- Source: Xirkit structured parts catalog — every value traced to a cited document; unknowns are explicit.

## Key specifications

| Property | Value |
| --- | --- |
| Main chip | RK3576 |
| Chips on board | RK3576 |
| Exposed GPIO | 28 |
| Documented board pins | 40 |
| I/O voltage | 3.3 V |
| Supply voltage | 5–5 V |
| Flash | 67,108,864 KB |
| SRAM | 8,388,608 KB |
| Interfaces | i2c, uart, can, spi, pwm |
| Frameworks | Buildroot, Debian 12, Android 14, RKNN |
| Dimensions | 100.048 × 81.337 mm |

## Pinout (40 pins, 28 with electrical limits)

| Pin | Position | Kind | Chip pad | Functions | VIH | VIL | VOH | VOL | IOH | IOL | 5 V tolerant |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 3V3 | J40 · 1 | power out | — | power_out | — | — | — | — | — | — | — |
| 5V | J40 · 2 | power in | — | power_in | — | — | — | — | — | — | — |
| GPIO0_C2 | J40 · 3 | gpio | GPIO0_C2 | I2C0_SDA_M1, UART8_RX_M2 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| 5V | J40 · 4 | power in | — | power_in | — | — | — | — | — | — | — |
| GPIO0_C1 | J40 · 5 | gpio | GPIO0_C1 | I2C0_SCL_M1, UART8_TX_M2 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GND | J40 · 6 | ground | — | ground | — | — | — | — | — | — | — |
| GPIO2_A6 | J40 · 7 | gpio | GPIO2_A6 | UART8_TX_M1, I2C4_SCL_M2 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO4_B5 | J40 · 8 | gpio | GPIO4_B5 | UART2_TX_M1, I2C3_SCL_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GND | J40 · 9 | ground | — | ground | — | — | — | — | — | — | — |
| GPIO4_B4 | J40 · 10 | gpio | GPIO4_B4 | UART2_RX_M1, I2C3_SDA_M0, CAN1_RX_M2 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO3_A2 | J40 · 11 | gpio | GPIO3_A2 | CAN1_TX_M3, UART3_CTSN_M0, SPI3_MISO_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO0_D3 | J40 · 12 | gpio | GPIO0_D3 | PWM2_CH0, PWM2_CH0_M0, UART1_RTSN_M0, I2C4_SDA_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO3_A3 | J40 · 13 | gpio | GPIO3_A3 | CAN1_RX_M3, UART3_RTSN_M0, SPI3_CSN0_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GND | J40 · 14 | ground | — | ground | — | — | — | — | — | — | — |
| GPIO0_B5 | J40 · 15 | gpio | GPIO0_B5 | I2C1_SDA_M1, PWM1_CH1, UART4_RX_M2, PWM1_CH1_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO0_B4 | J40 · 16 | gpio | GPIO0_B4 | I2C1_SCL_M1, PWM1_CH0, UART4_TX_M2, PWM1_CH0_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| 3V3 | J40 · 17 | power out | — | power_out | — | — | — | — | — | — | — |
| GPIO0_C5 | J40 · 18 | gpio | GPIO0_C5 | UART10_RX_M2, I3C0_SDA_PU_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO0_D0 | J40 · 19 | gpio | GPIO0_D0 | SPI0_MOSI_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GND | J40 · 20 | ground | — | ground | — | — | — | — | — | — | — |
| GPIO0_D1 | J40 · 21 | gpio | GPIO0_D1 | SPI0_MISO_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO2_B5 | J40 · 22 | gpio | GPIO2_B5 | UART7_RTSN_M0, SPI4_MISO_M3 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO0_C7 | J40 · 23 | gpio | GPIO0_C7 | SPI0_CLK_M0, I2C3_SDA_M1 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO0_C6 | J40 · 24 | gpio | GPIO0_C6 | SPI0_CSN0_M0, I2C3_SCL_M1 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GND | J40 · 25 | ground | — | ground | — | — | — | — | — | — | — |
| GPIO0_C3 | J40 · 26 | gpio | GPIO0_C3 | SPI0_CSN1_M0, PWM0_CH1, PWM0_CH1_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO2_B7 | J40 · 27 | gpio | GPIO2_B7 | I2C8_SDA_M2, UART7_RX_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO2_B6 | J40 · 28 | gpio | GPIO2_B6 | I2C8_SCL_M2, UART7_TX_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO2_A7 | J40 · 29 | gpio | GPIO2_A7 | UART8_RX_M1, I2C4_SDA_M2 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GND | J40 · 30 | ground | — | ground | — | — | — | — | — | — | — |
| GPIO4_C7 | J40 · 31 | gpio | GPIO4_C7 | I2C6_SDA_M3, SPI4_CLK_M0, CAN1_RX_M1, PWM2_CH3_M1 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO3_A0 | J40 · 32 | gpio | GPIO3_A0 | UART3_TX_M0, I2C7_SCL_M1, SPI3_CLK_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO3_A1 | J40 · 33 | gpio | GPIO3_A1 | UART3_RX_M0, I2C7_SDA_M1, SPI3_MOSI_M0 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GND | J40 · 34 | ground | — | ground | — | — | — | — | — | — | — |
| GPIO4_B2 | J40 · 35 | gpio | GPIO4_B2 | SPI4_MISO_M2 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO2_D7 | J40 · 36 | gpio | GPIO2_D7 | UART9_CTSN_M0, SPI3_CSN1_M0, PWM2_CH7_M2 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO2_B0 | J40 · 37 | gpio | GPIO2_B0 | UART1_TX_M1 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GPIO4_B1 | J40 · 38 | gpio | GPIO4_B1 | SPI4_MOSI_M2, UART5_RX_M1 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |
| GND | J40 · 39 | ground | — | ground | — | — | — | — | — | — | — |
| GPIO4_B0 | J40 · 40 | gpio | GPIO4_B0 | SPI4_CLK_M2, UART5_TX_M1 | ≥ 2 V | -0.3–0.8 V | ≥ 2.475 V | 0–0.825 V | — | — | no |

## Where to buy

| Supplier | Price | Stock | Checked | URL |
| --- | --- | --- | --- | --- |
| www.luckfox.com | 210.99 USD | out_of_stock | 2026-09-28 | https://www.luckfox.com/EN-Luckfox-Omni3576?ci=560 |

## FAQ

**What microcontroller does the Luckfox Omni3576 8GB/64GB use?**

The Luckfox Omni3576 8GB/64GB is built around the RK3576.

**How many GPIO pins does the Luckfox Omni3576 8GB/64GB have?**

28 GPIO pins are exposed. Xirkit documents 40 board pins, 28 of them with pin-level electrical limits.

**Are the Luckfox Omni3576 8GB/64GB I/O pins 5 V tolerant?**

No. The I/O pins are not 5 V tolerant — they run at 3.3 V logic; use a level shifter for 5 V signals. Input-high threshold: ≥ 2 V.

**What voltage powers the Luckfox Omni3576 8GB/64GB?**

Supply range 5–5 V. Power inputs: 5V, 5V.

**How much does the Luckfox Omni3576 8GB/64GB cost?**

From $210.99 at www.luckfox.com. Prices are observed unit prices before tax and shipping.

**What are the Luckfox Omni3576 8GB/64GB dimensions?**

100.048 × 81.337 mm. A STEP model is available for enclosure fit checks.

**Which interfaces does the Luckfox Omni3576 8GB/64GB support?**

i2c, uart, can, spi, pwm.

**How do I program the Luckfox Omni3576 8GB/64GB?**

Supported frameworks: Buildroot, Debian 12, Android 14, RKNN.

**Where does this Luckfox Omni3576 8GB/64GB data come from?**

Every value in this record is traced to a source — 2 documents including the board and chip datasheets — with the page and table cited per value. Unknowns are left explicit, never guessed.

## Sources

- [Luckfox Omni3576 8GB/64GB datasheet](https://raw.githubusercontent.com/LuckfoxTECH/Luckfox-Omni3576-docs/main/Hardware/Schematic/Omni3576.pdf)
- [www.luckfox.com listing](https://www.luckfox.com/EN-Luckfox-Omni3576?ci=560)

## Part graph

### Built from

- [RK3576](https://www.xirkit.io/products/category/dev-boards/rk3576) — main processor on the Luckfox Omni3576 8GB/64GB

### Alternatives (by use case)

- [Luckfox Aura 2GB/64GB](https://www.xirkit.io/products/luckfox-aura-2gb-64gb-7a98) — Both serve embedded linux applications — check the trade-offs; $210.99 vs $111.99
- [Sipeed MaixCAM-Pro](https://www.xirkit.io/products/sipeed-maixcam-pro-3802) — Both serve sensor fusion and on-device ml — check the trade-offs; $210.99 vs $133.71
- [D-Robotics RDK X5 8GB](https://www.xirkit.io/products/d-robotics-rdk-x5-8gb-2131) — Both serve embedded linux applications — check the trade-offs; $190 vs $210.99