// Data Connectors

USB-C HDMI Alt Mode

USB-C HDMI Alt Mode carries HDMI 2.0/2.1 signals over USB-C using an active adapter chip to convert lane signals to HDMI TMDS or FRL format.

// Specifications

Standard

HDMI Alt Mode over USB-C

HDMI Version

HDMI 2.0b or 2.1

Adapter

Active electronics required

Max Resolution

4K at 60Hz (2.0) / 8K (2.1)

// Pin Reference Table

Pin	Name	Function	Type
A2	TX1+	HDMI TMDS lane 0+	BUS
A3	TX1-	HDMI TMDS lane 0-	BUS
A10	RX2-	HDMI TMDS lane 1-	BUS
A11	RX2+	HDMI TMDS lane 1+	BUS
B2	TX2+	HDMI TMDS lane 2+	BUS
B3	TX2-	HDMI TMDS lane 2-	BUS
B10	RX1-	HDMI TMDS clock-	BUS
B11	RX1+	HDMI TMDS clock+	BUS
A8	SBU1	HDMI CEC	BUS
B8	SBU2	HDMI HPD	I/O