LCM3399 is a fully functional core module designed based on The RK3399 chip platform of Ruixin Microchip, with a size of 82mm*63mm. The connection between the core module and the bottom plate adopts the standard MXM3.0 booth connector and is fixed by 4 M3 screws, which is firm, reliable and easy to install and maintain.





RK3399, 28 nm HKMG, Big cluster with dual-coreCortex-A72 + little cluster with quad-core Cortex-A53


Mali- T860 MP4OpenGL ES1.1/2.0/3.0/3.1/3.2, OpenCL1.2, DirectX11.1


4K VP9 and 4K H265 up to 60fps video decoding

1080P@60fps multi-format video decoding (MVC, mpeg-1/2/4, VC-1)

1080P video encoding, with h.264, MVC and VP8 format supported

Video anti-cross, de-noising, edge/detail/color optimization supported




eMMC 5.18GB/16GB/32GB/64GB/128GB(Optional)


RK808Support a variety of power supply

Camera Interface

Two ISP built-in

Dual MIPI-CSI 4 Lane of 1.5 Gbps/Lane

ITU-R BT 601/656 compliant

Maximum input resolution of one ISP is 14M pixels

Display Interface

Two VOP embedded

Dual MIPI-DSI 4 Lane of 1.5 Gbps/Lane up to 2560x1600@60fps

eDP1.3 4 Lane of 2.7/1.62 Gbps/lane

DP1.2 4 Lane with HDCP2.2 up to 4kx2k at 60Hz resolution

HDMI2.0 3 Lane with HDCP2.2

USB Interface


TYPE-C Interface

Dual Type-C PHY with Type-C V1.1 and USB PD2.0

Attach/detach detection and signaling as DFP, UFP and DRP

Support USB3.0 Type-C and DisplayPort 1.2 Alt Mode

Up to 5Gbps data rate for USB3.0

Up to 5.4Gbps (HBR2) data rate for DP1.2

Audio Interface

Two I2S/PCM built-in up to 8 channels TX and 8 channels RX

SPDIF supported

Audio resolution from 16bits to 32bits

Sample rate up to 192KHz

Provides master and slave work mode, software configurable

Support 3 I2S formats (normal, left-justified, right-justified)

Support 4 PCM formats (early, late1, late2, late3)

Support two 16-bit audio data store together in one 32-bit wide location

Support 16, 20, 24 bits audio data transfer in linear PCM mode


Compatible with SDIO 3.0 protocol

GMAC 10/100/1000M Ethernet Controller

Six on-chip SPI controllers

Five on-chip UART controllers inside

Eight on-chip I2C controllers

Five groups of GPIO (GPIO0~GPIO4), totally have 100+ GPIOs

One PCIe port compatible with PCI Express V2.1 and dual operation mode RC and EP

Five-channel single-ended 10-bit SAR-ADC up to 1MS/s sampling rate


Android / Ubuntu / Buildroot

PCB size

L* W (mm)82 * 63PCB 1.2mm

PCB interface

MXM3.0314 Pin

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