DS90UB941AS-Q1

現行

2K DSI 轉 FPD-Link III 串聯器

產品詳細資料

Applications In-vehicle Infotainment (IVI) Input compatibility MIPI DSI Function Serializer Output compatibility FPD-Link III LVDS Color depth (bpp) 24 Features Low-EMI Point-to-Point Communication Signal conditioning Adaptive Equalizer EMI reduction BIST Diagnostics BIST Rating Automotive Operating temperature range (°C) -40 to 105 TI functional safety category Functional Safety-Capable
Applications In-vehicle Infotainment (IVI) Input compatibility MIPI DSI Function Serializer Output compatibility FPD-Link III LVDS Color depth (bpp) 24 Features Low-EMI Point-to-Point Communication Signal conditioning Adaptive Equalizer EMI reduction BIST Diagnostics BIST Rating Automotive Operating temperature range (°C) -40 to 105 TI functional safety category Functional Safety-Capable
VQFNP (RTD) 64 81 mm² (9 mm × 9 mm)
  • AEC-Q100 qualified for automotive applications with the following results:
    • Device temperature grade 2: −40℃ to +105℃ ambient operating temperature
  • Supports pixel clock frequency up to 210 MHz for 3K (2880x1620) at 30Hz, QXGA (2048x1536), 2K (2880x1080), WUXGA (1920x1200), or 1080p60 (1920x1080) resolutions with 24-bit color depth
  • MIPI D-PHY / Display Serial Interface (DSI) receiver provides a high-bandwidth interface to video processor or FPGA
    • Dual DSI input ports with up to 4 data lanes each
    • Up to 1.5 Gbps per lane
    • Superframe with symmetric and asymmetric unpacking capability
    • ECC and CRC generation
    • Virtual channel capability
  • Single and dual FPD-Link III outputs
    • Single link: up to 105MHz pixel clock
    • Dual link: up to 210MHz pixel clock
  • Functional Safety-Capable

    • Documentation available to aid ISO 26262 system design

  • Symmetric and asymmetric video splitting
  • AEC-Q100 qualified for automotive applications with the following results:
    • Device temperature grade 2: −40℃ to +105℃ ambient operating temperature
  • Supports pixel clock frequency up to 210 MHz for 3K (2880x1620) at 30Hz, QXGA (2048x1536), 2K (2880x1080), WUXGA (1920x1200), or 1080p60 (1920x1080) resolutions with 24-bit color depth
  • MIPI D-PHY / Display Serial Interface (DSI) receiver provides a high-bandwidth interface to video processor or FPGA
    • Dual DSI input ports with up to 4 data lanes each
    • Up to 1.5 Gbps per lane
    • Superframe with symmetric and asymmetric unpacking capability
    • ECC and CRC generation
    • Virtual channel capability
  • Single and dual FPD-Link III outputs
    • Single link: up to 105MHz pixel clock
    • Dual link: up to 210MHz pixel clock
  • Functional Safety-Capable

    • Documentation available to aid ISO 26262 system design

  • Symmetric and asymmetric video splitting

The DS90UB941AS-Q1 is a dual DSI to FPD-Link III bridge serializer designed for automotive infotainment applications. When paired with an FPD-Link III DS90UB940N-Q1, DS90UB948-Q1, DS90UB924-Q1, DS90UB926Q-Q1 or DS90UB928Q-Q1 deserializer, the DS90UB941AS-Q1 can supply 1- or 2-lane high-speed serial streams over cost-effective, 50 Ω, single-ended coaxial cables or over 100 Ω, differential shielded twisted-pair (STP) and shielded twisted-quad (STQ) cables. In response to the rise in number and variance of displays in infotainment systems, the DS90UB941AS-Q1 can support symmetric and asymmetric splitting.

The DS90UB941AS-Q1 can consolidate video data over two differential pairs to simplify system design and decrease the interconnect size and weight of the application.

The FPD-Link III interface supports video and audio data transmission and full duplex control, including I2C communication and up to eight I2S audio channels over the same high-speed serial link. EMI is minimized by the use of low voltage differential signaling, data scrambling, and randomization.

The DS90UB941AS-Q1 is a dual DSI to FPD-Link III bridge serializer designed for automotive infotainment applications. When paired with an FPD-Link III DS90UB940N-Q1, DS90UB948-Q1, DS90UB924-Q1, DS90UB926Q-Q1 or DS90UB928Q-Q1 deserializer, the DS90UB941AS-Q1 can supply 1- or 2-lane high-speed serial streams over cost-effective, 50 Ω, single-ended coaxial cables or over 100 Ω, differential shielded twisted-pair (STP) and shielded twisted-quad (STQ) cables. In response to the rise in number and variance of displays in infotainment systems, the DS90UB941AS-Q1 can support symmetric and asymmetric splitting.

The DS90UB941AS-Q1 can consolidate video data over two differential pairs to simplify system design and decrease the interconnect size and weight of the application.

The FPD-Link III interface supports video and audio data transmission and full duplex control, including I2C communication and up to eight I2S audio channels over the same high-speed serial link. EMI is minimized by the use of low voltage differential signaling, data scrambling, and randomization.

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技術文件

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重要文件 類型 標題 格式選項 下載最新的英文版本 日期
* 資料表 DS90UB941AS-Q1 DSI to FPD-Link III Bridge Serializer datasheet (Rev. C) PDF | HTML 2021/2/1
應用說明 Exploring the Int Test Pattern Generation Feature of FPD-Link III IVI Devices (Rev. G) PDF | HTML 2020/11/3
應用說明 Splitter Mode Operations With the DS90Ux941ASQ1 (Rev. A) PDF | HTML 2020/10/27
應用說明 DS90UB941AS-Q1 DSI Bringup Guide PDF | HTML 2020/7/31
技術文章 3 ways to drive multiple displays in an integrated digital cockpit with FPD-Link I PDF | HTML 2019/10/2
類比設計期刊 An EMC/EMI system-design and testing methodology for FPD-Link III SerDes 2017/4/26
類比設計期刊 Ten tips for successfully designing with automotive EMC/EMI requirements 2015/7/24

設計與開發

如需其他條款或必要資源,請按一下下方的任何標題以檢視詳細頁面 (如有)。

開發板

DS90UB941AS-Q1EVM — DSI 至 FPD-Link III 橋接串聯器評估模組

DS90Ux941AS-Q1 評估模組 (EVM) 可將 DSI 轉換為 FPD-Link III。此套件將演示 DS90Ux941AS-Q1 的功能和操作。DS90Ux941AS-Q1 為 DSI 轉 FPD-Link III 串聯器,可搭配 DS90Ux940N-1/DS90Ux948-1 解序列器使用,從 DSI 序列流取得資料,並轉換為單通道或雙通道 FPD-Link III 介面。DS90Ux941AS-Q1 序列化 MIPI DSI 輸入,支援高達 2K/3K、WUXGA 和 1080p60 及 24 位元色彩深度的影像解析度。
使用指南: PDF
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應用軟體及架構

ALP — Analog LaunchPad Framework Utility

To get started with Analog LaunchPad (ALP) software: Download and install the ALP Framework Utility. Add new device profiles and example scripts with the ALP-PROFILE-UPDATE tool.
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支援軟體

ALP-PROFILE-UPDATE — Analog LaunchPad Profile Update Software

ALP Profile Update contains latest fixes and updates to ALP profiles. If you are installing for the first time please install ALP Profile Update after installing ALP Framework.
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模擬型號

DS90UB941AS-Q1 IBIS Model (Rev. B)

SNLM227B.ZIP (93 KB) - IBIS 模型
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參考設計

TIDEP-01020 — 適用於閘道、輔助和自動化駕駛系統的汽車領域控制器參考設計

現今在路上的分散式車輛架構採用個別 ECU,缺乏處理能力與高速介面,不足以應對新興汽車架構的複雜任務與資料傳輸需求。更高階的功能需要 DMIPS、資料頻寬與電源效率的適當組合。我們 Jacinto™ 7 處理器系列中的 DRA829V 和 TDA4VM 處理器可提供這些架構所需的必要性能、電源和汽車介面。

此汽車參考設計可實現網域架構,同時展現 DRA829V 和 TDAV4M SoC 的性能。這款 8 層 PCB 設計經過最佳化,可降低成本並縮短上市時間,是評估具有全功能網域控制器電路板的 Jacinto 7 處理器的絕佳方式,同時可實現包括乙太網路、CAN-FD 和 PCIe (...)

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