Source A

Source B

HPDB

DAx(p)

HPDA

DAx(n)

HPDC

AUXAx

DDCA

DDCB

AUXCx

AUXBx

DCx(p)

DCx(n)

DP Sink

DBx(p)

DBx(n)

Control

AUX_SEL

Dx_SEL

DDCC

OE

HD3SS214 2:1

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HD3SS214

SLAS907 – DECEMBER 2015

HD3SS214 8.1 Gbps DisplayPort 1.3 2:1/1:2 Differential Switch

1 Features

3 Description

HD3SS214 is a high-speed passive switch capable of

1

•

Compatible with DisplayPort 1.3 Electrical

switching two full DisplayPort 4 lane ports from one of

Standard

two sources to one target location in an application. It

•

2:1 and 1:2 Switching Supporting Data Rates up

will also switch one source to one of two sinks. For

to 8.1 Gbps

DisplayPort Applications, the HD3SS214 supports

switching of the Auxiliary (AUX), Display Data

•

Supports HPD, AUX and DDC Switching

Channel (DDC) and Hot Plug Detect (HPD) signals in

•

Wide Differential BW of 8 GHz

the ZQE package.

•

Excellent Dynamic Electrical Characteristics

One typical application would be a mother board that

•

includes two GPUs that need to drive one DisplayPort

•

Extended Industrial Temperature Range of

sink. The GPU is selected by the Dx_SEL pin.

-40°C to 105°C

Another application is when one source needs to

switch between one of two sinks, example would be a

•

5 mm x 5 mm, 50-Ball

ųBGA Package

side connector and a docking station connector. The

•

Output Enable (OE) Pin Disables Switch to Save

switching

is

controlled

using

the

Dx_SEL

and

Power

AUX_SEL pins. The HD3SS214 operates from a

•

Power Consumption

single supply voltage of 3.3 V over extended

industrial temperature range -40°C to 105°C.

–

Active < 2 mW Typical

–

Standby < 10 µW Typical (When OE = L)

Device Information(1)

PART NUMBER

PACKAGE

BODY SIZE (NOM)

2 Applications

HD3SS214

•

Notebook PCs

µBGA (50)

5.00 mm x 5.00 mm

HD3SS214I

•

Desktops/All-in-Ones

(1) For all available packages, see the orderable addendum at

•

Docking Station

the end of the data sheet.

•

Digital Television

Simplified Schematic

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.