Datasheet

DS90UH926Q
www.ti.com
SNLS337J OCTOBER 2010REVISED APRIL 2013
DS90UH926Q 720p 24-bit Color FPD-Link III Deserializer with HDCP
Check for Samples: DS90UH926Q
1
FEATURES
DESCRIPTION
The DS90UH926Q deserializer, in conjunction with
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Integrated HDCP Cipher Engine with On-Chip
the DS90UH925Q serializer, provides a solution for
Key Storage
secure distribution of content-protected digital video
Bidirectional Control Interface Channel
within automotive entertainment systems. This
Interface with I2C Compatible Serial Control
chipset translates a parallel RGB Video Interface into
Bus
a single pair high-speed serialized interface. The
digital video data is protected using the industry
Supports High Definition (720p) Digital Video
standard HDCP copy protection scheme. The serial
Format
bus scheme, FPD-Link III, supports full duplex of high
RGB888 + VS, HS, DE and Synchronized I2S
speed forward data transmission and low speed
Audio Supported
backchannel communication over a single differential
5 to 85 MHz PCLK Supported
link. Consolidation of video data and control over a
single differential pair reduces the interconnect size
Single 3.3V Operation with 1.8V or 3.3V
and weight, while also eliminating skew issues and
compatible LVCMOS I/O Interface
simplifying system design.
AC-coupled STP Interconnect up to 10 Meters
The DS90UH926Q deserializer recovers the RGB
Parallel LVCMOS Video Outputs
data, three video control signals and four
I2C Compatible Serial Control Bus for
synchronized I2S audio signals. It extracts the clock
Configuration
from a high speed serial stream. An output LOCK pin
provides the link status if the incoming data stream is
DC-Balanced & Scrambled Data w/ Embedded
locked, without the use of a training sequence or
Clock
special SYNC patterns, as well as a reference clock.
Adaptive Cable Equalization
The DS90UH926Q deserializer has a 31-bit parallel
Supports HDCP Repeater Application
LVCMOS output interface to accommodate the RGB,
@ SPEED Link BIST Mode and LOCK Status
video control, and audio data.
Pin
An adaptive equalizer optimizes the maximum cable
Image Enhancement (White Balance and
reach. EMI is minimized by output SSC generation
Dithering) and Internal Pattern Generation
(SSCG) and Enhanced Progressive Turn-On (EPTO)
EMI Minimization (SSCG and EPTO)
features.
Low Power Modes Minimize Power Dissipation
The HDCP cipher engine is implemented in both the
Automotive Grade Product: AEC-Q100 Grade 2
serializer and deserializer. HDCP keys are stored in
on-chip memory.
qualified
>8kV HBM and ISO 10605 ESD rating
Backward Compatible Modes
APPLICATIONS
Automotive Display for Navigation
Rear Seat Entertainment Systems
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2All trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright © 2010–2013, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.

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