SOM-RK3399

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1 Introduction

Overview

Front

Back

2 Hardware Spec

• SoC: Rockchip RK3399
  • CPU: big.LITTLE，Dual-Core Cortex-A72(up to 2.0GHz) + Quad-Core Cortex-A53(up to 1.5GHz)
  • GPU: Mali-T864 GPU，supports OpenGL ES1.1/2.0/3.0/3.1, OpenVG1.1, OpenCL, DX11, and AFBC
  • VPU: 4K VP9 and 4K 10bits H265/H264 60fps decoding, Dual VOP, etc
• PMU: RK808-D PMIC, cooperated with independent DC/DC, enabling DVFS, solfware power-down, RTC wake-up, system sleep mode
• RAM: Dual-Channel 2GB DDR3
• Flash: 16GB eMMC 5.1 Flash
• Ethernet: Native Gigabit Ethernet
• Wi-Fi/BT: 802.11a/b/g/n/ac, Bluetooth 4.1, Wi-Fi and Bluetooth combo module, dual antenna interface
• Video Input: one or two 4-Lane MIPI-CSI, dual ISP, up to 13MPix/s，supports simultaneous input of dual camera data
• Video output
  • HDMI: HDMI 2.0a, supports 4K@60Hz，HDCP 1.4/2.2
  • DP on Type-C: DisplayPort 1.2 Alt Mode on USB Type-C
  • LCD Interface: one eDP 1.3（4-Lane，10.8Gbps）, one or two 4-Lane MIPI-DSI
• USB
  • USB 2.0: 2 independent native USB 2.0 Host
  • USB 3.0: 1 native USB 3.0 Host
  • USB Type-C: Supports USB3.0 Type-C and DisplayPort 1.2 Alt Mode on USB Type-C
• PCIe: PCIe x4, compatible with PCIe 2.1, Dual operation mode;
• SDIO/MMC: 1x SDIO/MMC for SD Card
• GPIOs, I2S, I2C, PWM, UART, SPI, ADCs
  • 2 X 1.8V I2C, 1 x 3V I2C
  • 1 x 3V UART/SPI
  • 2 x PWM
  • 1 x IR-RX
  • 1 x SPDIF_TX
  • 1 x 1.8V I2S,
  • 6 x 1.8V GPIOs, 8 x 3V GPIOs
  • ADC: 3 x 1.8V ADC inputs
• Debug: one Debug UART, 3V level, 1500000bps
• Keys: PowerKey, Reset, Recovery
• LED: 1 x power LED and 1 x GPIO Controlled LED
• Power supply: DC 5V~20V
• PCB: 8 Layer, 50 mm x 69.6 mm, 260 Pin edge connector
• Ambient Operating Temperature: -20℃ to 70℃

4 Diagram, Layout and Dimension

4.1 Layout

• 260 Pin Spec
  • Socket Type：0.5mm Pitch 260-Pin Standard Type DDR4 SODIMM Socket

Top					Bottom
Pin#	Assignment	Pin Type	If Not Use	Description	Pin#	Assignment	Pin Type	If Not Use	Description
1	VCC_IN	Power IN	/	5V to 20V Power Input	2	VCC_IN	Power IN	/	5V to 20V Power Input
3	VCC_IN	Power IN	/		4	VCC_IN	Power IN	/
5	VCC_IN	Power IN	/		6	VCC_IN	Power IN	/
7	VCC_IN	Power IN	/		8	VCC_IN	Power IN	/
9	GND	Power	/	System Ground(0V)	10	GND	Power	/	System Ground(0V)
11	GND	Power	/		12	GND	Power	/
13	VCC5V0_SYS	Power OUT	float	5V Power Output，2A max. Auto on when system power on, and off when system power off.	14	PWR_KEY	In	float	System Power Key signal, active low, internal pulled up to 3.3V with 10K
15	VCC5V0_SYS	Power OUT	float		16	VDC_ONOFF	In	float	Power On Mode Select, float for Auto Start，short to GND for PowerKey Mode
17	VCC5V0_SYS	Power OUT	float		18	RTC_BATT_IN	Power IN	float	RTC backup battery（3V）input，backup current is 25uA
19	VCC5V0_SYS	Power OUT	float		20	RECOVERY	In	float	System RECOVERY Key signal，acticve low
21	VCC3V3_SYS	Power OUT	float	3.3V Power Output，1A max. Auto on when system power on, and off when system power off.	22	RESET_IN_H	In	float	RESET signal， acticve hight
23	VCC3V3_SYS	Power OUT	float		24	GND	Power	/	System Ground(0V)
25	VCC3V3_SYS	Power OUT	float		26	ADC_IN0	In	float	0V to 1.8V inputs of RK3399 SoC ADC
27	VCC3V3_SYS	Power OUT	float		28	ADC_IN2	In	float
29	VCC_1V8	Power OUT	float	1.8V Power Output，200mA max. Auto on when system power on, and off when system power off.	30	ADC_IN3	In	float
31	VCC_1V8	Power OUT	float		32	GND	Power	/	System Ground(0V)
33	VCC3V3_S3	Power OUT	float	3.3V Power Output，100mA max. Auto on when system power on, and off when system sleep or power off.	34	GPIO1_A0	In/Out	float	3V GPIOs of RK3399 SoC. Linux GPIO 32
35	GND	Power	/	System Ground(0V)	36	GPIO1_A1	In/Out	float	3V GPIO of RK3399 SoC. Linux GPIO 33
37	GPIO0_A2	In/Out	float	1.8V GPIO of RK3399 SoC. Linux GPIO 2	38	GPIO1_A3	In/Out	float	3V GPIO of RK3399 SoC. Linux GPIO 35
39	GPIO2_A2	In/Out	float	1.8V GPIO of RK3399 SoC. Linux GPIO 2	40	GPIO1_A4	In/Out	float	3V GPIO of RK3399 SoC. Linux GPIO 36
41	GPIO2_A3	In/Out	float	1.8V GPIO of RK3399 SoC. Linux GPIO 67	42	GPIO1_C2	In/Out	float	3V GPIO of RK3399 SoC. Linux GPIO 50
43	GPIO2_A4	In/Out	float	1.8V GPIO of RK3399 SoC. Linux GPIO 68	44	GPIO1_C6	In/Out	float	3V GPIO of RK3399 SoC. Linux GPIO 54
45	GPIO2_A5	In/Out	float	1.8V GPIO of RK3399 SoC. Linux GPIO 69	46	GPIO1_C7	In/Out	float	3V GPIO of RK3399 SoC. Linux GPIO 55
47	GPIO2_A6	In/Out	float	1.8V GPIO of RK3399 SoC. Linux GPIO 70	48	GPIO1_D0	In/Out	float	3V GPIO of RK3399 SoC. Linux GPIO 56
49	IR_RX	In	float	Infrared Receiver input, 1.8V level
51	GND	Power	/	System Ground(0V)
53	I2C1_SCL	Out	float	I2C1 clock, 1.8V level, open drian with 2.2K pulled internal
55	I2C1_SDA	In/Out	float	I2C1 data, 1.8V level, open drian with 2.2K pulled internal
57	I2C2_SDA	In/Out	float	I2C2 data, 1.8V level, open drian with 2.2K pulled internal
59	I2C2_SCL	Out	float	I2C2 clock, 1.8V level, open drian with 2.2K pulled internal
61	I2C7_SCL_HDMI	Out	float	I2C7 clock, 1.8V level, for HDMI EDID CLK, open drian with 2.2K pulled internal
63	I2C7_SDA_HDMI	In/Out	float	I2C7 data, 1.8V level, for HDMI EDID DATA, open drian with 2.2K pulled internal
65	GND	Power	/

4.3 Carrier Board

• SOM-RK3399 Dev Kit

5 Link to Rockchip Resources

• Link to Rockchip's resources: https://gitlab.com/friendlyelec/rk3399-nougat/tree/nanopc-t4-nougat/RKDocs
• RK3399 datasheet V1.6
• RK3399TRM V1.4

6 Schematic, PCB CAD File

• Schematic: SOM-RK3399_1904_Schematic.pdf
• PCB CAD File：SOM-RK3399_1904_dxf.zip