Home Interface High-speed SerDes FPD-Link SerDes

DS90UB925Q-Q1

ACTIVE

5 - 85 MHz 24-bit Color FPD-Link III Serializer with Bidirectional Control Channel

DS90UB925Q-Q1

ACTIVE

Product details

Applications In-vehicle Infotainment (IVI) Input compatibility LVCMOS Function Serializer Output compatibility FPD-Link III LVDS Color depth (bpp) 24 Features Low-EMI Point-to-Point Communication EMI reduction SSC Compatible Diagnostics BIST Rating Automotive Operating temperature range (°C) -40 to 105
Applications In-vehicle Infotainment (IVI) Input compatibility LVCMOS Function Serializer Output compatibility FPD-Link III LVDS Color depth (bpp) 24 Features Low-EMI Point-to-Point Communication EMI reduction SSC Compatible Diagnostics BIST Rating Automotive Operating temperature range (°C) -40 to 105
WQFN (RHS) 48 49 mm² 7 x 7
  • Bidirectional Control Interface Channel Interface with
    I2C Compatible Serial Control Bus
  • Supports High Definition (720 p) Digital Video Format
  • RGB888 + VS, HS, DE and I2S Audio Supported
  • Supports Two 10–bit Camera Video Streams
  • 5 – 85MHz PCLK Supported
  • Single 3.3 V Operation with 1.8 V or 3.3 V Compatible
    LVCMOS I/O Interface
  • AC-Coupled STP Interconnect Up to 10 Meters
  • Parallel LVCMOS Video Inputs
  • DC-Balanced and Scrambled Data with Embedded Clock
  • Supports Repeater Application
  • Internal Pattern Generation
  • Low Power Modes Minimize Power Dissipation
  • Automotive Grade Product: AEC-Q100 Grade 2 Qualified
  • >8kV HBM and ISO 10605 ESD Rating
  • Backward Compatible to FPD-Link II
  • Bidirectional Control Interface Channel Interface with
    I2C Compatible Serial Control Bus
  • Supports High Definition (720 p) Digital Video Format
  • RGB888 + VS, HS, DE and I2S Audio Supported
  • Supports Two 10–bit Camera Video Streams
  • 5 – 85MHz PCLK Supported
  • Single 3.3 V Operation with 1.8 V or 3.3 V Compatible
    LVCMOS I/O Interface
  • AC-Coupled STP Interconnect Up to 10 Meters
  • Parallel LVCMOS Video Inputs
  • DC-Balanced and Scrambled Data with Embedded Clock
  • Supports Repeater Application
  • Internal Pattern Generation
  • Low Power Modes Minimize Power Dissipation
  • Automotive Grade Product: AEC-Q100 Grade 2 Qualified
  • >8kV HBM and ISO 10605 ESD Rating
  • Backward Compatible to FPD-Link II

The DS90UB925Q-Q1 serializer, in conjunction with the DS90UB926Q-Q1 deserializer, provides a complete digital interface for concurrent transmission of high-speed video, audio, and control data for automotive display and image sensing applications.

The chipset is ideally suited for automotive video-display systems with HD formats and automotive vision systems with megapixel resolutions. The DS90UB925Q-Q1 incorporates an embedded bidirectional control channel and low latency GPIO controls. This chipset translates a parallel interface into a single pair high-speed serialized interface. The serial bus scheme, FPD-Link III, supports full duplex of high-speed video data transmission and bidirectional control communication over a single differential link. Consolidation of video data and control over a single differential pair reduces the interconnect size and weight, while also eliminating skew issues and simplifying system design.

The DS90UB925Q-Q1 serializer embeds the clock, DC scrambles & balances the data payload, and level shifts the signals to high-speed low voltage differential signaling. Up to 24 data bits are serialized along the video control signals.

Serial transmission is optimized by a user selectable de-emphasis. EMI is minimized by the use of low voltage differential signaling, data scrambling and randomization and spread spectrum clocking compatibility.

The DS90UB925Q-Q1 serializer, in conjunction with the DS90UB926Q-Q1 deserializer, provides a complete digital interface for concurrent transmission of high-speed video, audio, and control data for automotive display and image sensing applications.

The chipset is ideally suited for automotive video-display systems with HD formats and automotive vision systems with megapixel resolutions. The DS90UB925Q-Q1 incorporates an embedded bidirectional control channel and low latency GPIO controls. This chipset translates a parallel interface into a single pair high-speed serialized interface. The serial bus scheme, FPD-Link III, supports full duplex of high-speed video data transmission and bidirectional control communication over a single differential link. Consolidation of video data and control over a single differential pair reduces the interconnect size and weight, while also eliminating skew issues and simplifying system design.

The DS90UB925Q-Q1 serializer embeds the clock, DC scrambles & balances the data payload, and level shifts the signals to high-speed low voltage differential signaling. Up to 24 data bits are serialized along the video control signals.

Serial transmission is optimized by a user selectable de-emphasis. EMI is minimized by the use of low voltage differential signaling, data scrambling and randomization and spread spectrum clocking compatibility.

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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet DS90UB925Q-Q1 5 to 85 MHz 24-Bit Color FPD-Link III Serializer With Bidirectional Control Channel datasheet (Rev. D) PDF | HTML 23 Oct 2014
Application note Enabling GPIOs in DS90UB925 and DS90UB926 10 Nov 2015
Application note Using the I2S Audio Interface of DS90Ux92x FPD-Link III Devices 04 May 2013
Application note I2C Communication Over FPD-Link III with Bidirectional Control Channel (Rev. A) 26 Apr 2013
User guide DS90UB925QSEVB User's Guide 20 Sep 2012

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

DS90UB926QSEVB — DS90UB926Q Evaluation Module

The DS90UB926QSEVB is an evaluation board designed to demonstrate the performance and unique features of the DS90UB926Q FPD-Link III deserializer.

The DS90UB926QSEVB board is designed to accept any of TI’s compatible FPD-Link III serializer devices. The FPD-Link III serial input interface is (...)

User guide: PDF
Not available on TI.com
Evaluation board

DS90UB928QEVM — DS90UB928QEVM FPD-Link III Deserializer Evaluation Module

The Texas Instruments DS90UB928QEVM evaluation module (EVM) helps system designers evaluate the operation and performance of the DS90UB928Q 5MHz-85MHz FPD-Link III Deserializer (DES). The device translates a high-speed serialized FPD-Link III interface transported over a single shielded twisted (...)
User guide: PDF | HTML
Not available on TI.com
Evaluation board

DS90UH928QEVM — DS90UH928QEVM FPD-Link III Deserializer Evaluation Module

The Texas Instruments DS90UH928QEVM evaluation module (EVM) helps system designers evaluate the operation and performance of the DS90UH928Q 5MHz-85MHz FPD-Link III Deserializer (DES). The device translates a high-speed serialized FPD-Link III interface transported over a single shielded twisted (...)

User guide: PDF
Application software & framework

ALP Analog LaunchPad Framework Utility

Analog LaunchPad (ALP) software is an interactive graphical user interface (GUI) software platform to evaluate TI FPD-Link™ serializers and deserializers (SerDes). ALP software enables device- and system-level evaluation with powerful built-in features, including:

  • Local and remote device access
  • (...)
Supported products & hardware

Supported products & hardware

Support software

ALP-PROFILE-UPDATE Analog LaunchPad Profile Update Software

Analog LaunchPad (ALP) software is an interactive graphical user interface (GUI) software platform to evaluate TI FPD-Link™ serializers and deserializers (SerDes). ALP software enables device- and system-level evaluation with powerful built-in features, including:

  • Local and remote device access
  • (...)
Supported products & hardware

Supported products & hardware

Simulation model

DS90UB925Q IBIS Model

SNLM132.ZIP (67 KB) - IBIS Model
Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Simulation tool

TINA-TI — SPICE-based analog simulation program

TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
User guide: PDF
Package Pins CAD symbols, footprints & 3D models
WQFN (RHS) 48 Ultra Librarian

Ordering & quality

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