DLPS253 September   2024 DLPC8445

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
    1.     6
    2. 4.1  Initialization, Board Level Test, and Debug
    3. 4.2  V-by-One Interface Input Data and Control
    4. 4.3  FPD Link Port(s) Input Data and Control (Not Supported in DLPC8445)
    5. 4.4  DSI Input Data and Clock (Not Supported in DLPC8445)
    6. 4.5  DMD SubLVDS Interface
    7. 4.6  DMD Reset and Low Speed Interfaces
    8. 4.7  Flash Interface
    9. 4.8  Peripheral Interfaces
    10. 4.9  GPIO Peripheral Interface
    11. 4.10 Clock and PLL Support
    12. 4.11 Power and Ground
    13. 4.12 I/O Type Subscript Definition
    14. 4.13 Internal Pullup and Pulldown Characteristics
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2.     22
    3. 5.2  ESD Ratings
    4. 5.3  Recommended Operating Conditions
    5. 5.4  Thermal Information
    6. 5.5  Power Electrical Characteristics
    7. 5.6  Pin Electrical Characteristics
    8. 5.7  DMD SubLVDS Interface Electrical Characteristics
    9.     29
    10. 5.8  DMD Low Speed Interface Electrical Characteristics
    11.     31
    12. 5.9  V-by-One Interface Electrical Characteristics
    13. 5.10 USB Electrical Characteristics
    14.     34
    15. 5.11 System Oscillator Timing Requirements
    16.     36
    17. 5.12 Power Supply and Reset Timing Requirements
    18.     38
    19. 5.13 V-by-One Interface General Timing Requirements
    20.     40
    21. 5.14 Flash Interface Timing Requirements
    22.     42
    23. 5.15 Source Frame Timing Requirements
    24.     44
    25. 5.16 Synchronous Serial Port Interface Timing Requirements
    26.     46
    27. 5.17 I2C Interface Timing Requirements
    28. 5.18 Programmable Output Clock Timing Requirements
    29. 5.19 JTAG Boundary Scan Interface Timing Requirements (Debug Only)
    30.     50
    31. 5.20 DMD Low Speed Interface Timing Requirements
    32.     52
    33. 5.21 DMD SubLVDS Interface Timing Requirements
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Input Sources
      2. 6.3.2 V-by-One Interface
      3. 6.3.3 DMD (SubLVDS) Interface
      4. 6.3.4 Serial Flash Interface
      5. 6.3.5 GPIO Supported Functionality
        1.       63
      6. 6.3.6 Debug Support
  8. 7 Power Supply Recommendations
    1. 7.1 System Power-Up and Power-Down Sequence
    2. 7.2 DMD Fast Park Control (PARKZ)
    3. 7.3 Power Supply Management
    4. 7.4 Hot Plug Usage
    5. 7.5 Power Supplies for Unused Input Source Interfaces
    6. 7.6 Power Supplies
      1. 7.6.1 Power Supplies DLPA3085
  9. 8 Layout
    1. 8.1 Layout Guidelines
      1. 8.1.1 Layout Guideline for DLPC8445 Reference Clock
        1. 8.1.1.1 Recommended Crystal Oscillator Configuration
      2. 8.1.2 V-by-One Interface Layout Considerations
      3. 8.1.3 Maximum Pin-to-Pin, PCB Interconnects Etch Lengths
      4. 8.1.4 Power Supply Layout Guidelines
    2. 8.2 Thermal Considerations
  10. 9 Device and Documentation Support
    1. 9.1 Third-Party Products Disclaimer
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Device Nomenclature
      1. 9.5.1 Device Markings
    6. 9.6 Trademarks
    7. 9.7 Electrostatic Discharge Caution
    8. 9.8 Glossary
      1. 9.8.1 Video Timing Parameter Definitions
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）
サーマルパッド・メカニカル・データ
発注情報

6.3.3 DMD (SubLVDS) Interface

The DLPC8445 Controller DMD interface supports four High-Speed Serial Interface (HSSI) output-only interfaces for data transmission, a single-ended, low-speed LVDS output-only interface for command write transactions, as well as four low-speed single-ended input interfaces used for command read transactions. Each SubLVDS port supports full data-only inter-lane remapping within the port, but not between ports. When utilizing this feature, each unique data lane pair can only be mapped to one unique destination data lane pair, and intra-lane remapping (that is, swapping P with N) is not supported. In addition, the four HS data ports can also be swapped. The HS CLK pins are not interchangeable between ports and must be grouped with corresponding port data lanes. Lane and port remapping (specified in Flash) can help with board layout as needed. The number of HS ports and number of HS lanes per HS port required are based on DMD type and DMD display resolution. Table 6-9 shows some remapping examples for a two HS ports configuration with the same rules applying up to four HS ports. When all ports are used, they do not need the same pin mapping.

Table 6-9 Controller to DMD Pin Mapping Examples
DLPC8445 Controller PINS - REMAPPING EXAMPLES TO DMD PINSDMD PINS
BASELINEFLIP HS0 180
No FLIP HS1		SWAP HS0 PORT WITH HS1 PORTSWAP HS0 PORT WITH HS1 PORT AND MIXED REMAPPING
DMD_HS0_CLK_P
DMD_HS0_CLK_N		DMD_HS0_CLK_P
DMD_HS0_CLK_N		DMD_HS1_CLK_P
DMD_HS1_CLK_N		DMD_HS1_CLK_P
DMD_HS1_CLK_N		DCLK_AP
DCLK_AN
DMD_HS0_WDATA0_P
DMD_HS0_WDATA0_N		DMD_HS0_WDATA7_P
DMD_HS0_WDATA7_N		DMD_HS1_WDATA0_P
DMD_HS1_WDATA0_N		DMD_HS1_WDATA2_P
DMD_HS1_WDATA2_N		D_AP(0)
D_AN(0)
DMD_HS0_WDATA1_P
DMD_HS0_WDATA1_N		DMD_HS0_WDATA6_P
DMD_HS0_WDATA6_N		DMD_HS1_WDATA1_P
DMD_HS1_WDATA1_N		DMD_HS1_WDATA3_P
DMD_HS1_WDATA3_N		D_AP(1)
D_AN(1)
DMD_HS0_WDATA2_P
DMD_HS0_WDATA2_N		DMD_HS0_WDATA5_P
DMD_HS0_WDATA5_N		DMD_HS1_WDATA2_P
DMD_HS1_WDATA2_N		DMD_HS1_WDATA0_P
DMD_HS1_WDATA0_N		D_AP(2)
D_AN(2)
DMD_HS0_WDATA3_P
DMD_HS0_WDATA3_N		DMD_HS0_WDATA4_P
DMD_HS0_WDATA4_N		DMD_HS1_WDATA3_P
DMD_HS1_WDATA3_N		DMD_HS1_WDATA1_P
DMD_HS1_WDATA1_N		D_AP(3)
D_AN(3)
DMD_HS0_WDATA4_P
DMD_HS0_WDATA4_N		DMD_HS0_WDATA3_P
DMD_HS0_WDATA3_N		DMD_HS1_WDATA4_P
DMD_HS1_WDATA4_N		DMD_HS1_WDATA6_P
DMD_HS1_WDATA6_N		D_AP(4)
D_AN(4)
DMD_HS0_WDATA5_P
DMD_HS0_WDATA5_N		DMD_HS0_WDATA2_P
DMD_HS0_WDATA2_N		DMD_HS1_WDATA5_P
DMD_HS1_WDATA5_N		DMD_HS1_WDATA7_P
DMD_HS1_WDATA7_N		D_AP(5)
D_AN(5)
DMD_HS0_WDATA6_P
DMD_HS0_WDATA6_N		DMD_HS0_WDATA1_P
DMD_HS0_WDATA1_N		DMD_HS1_WDATA6_P
DMD_HS1_WDATA6_N		DMD_HS1_WDATA4_P
DMD_HS1_WDATA4_N		D_AP(6)
D_AN(6)
DMD_HS0_WDATA7_P
DMD_HS0_WDATA7_N		DMD_HS0_WDATA0_P
DMD_HS0_WDATA0_N		DMD_HS1_WDATA7_P
DMD_HS1_WDATA7_N		DMD_HS1_WDATA5_P
DMD_HS1_WDATA5_N		D_AP(7)
D_AN(7)
DMD_HS1_CLK_P
DMD_HS1_CLK_N		DMD_HS1_CLK_P
DMD_HS1_CLK_N		DMD_HS0_CLK_P
DMD_HS0_CLK_N		DMD_HS0_CLK_P
DMD_HS0_CLK_N		DCLK_BP
DCLK_BN
DMD_HS1_WDATA0_P
DMD_HS1_WDATA0_N		DMD_HS1_WDATA0_P
DMD_HS1_WDATA0_N		DMD_HS0_WDATA0_P
DMD_HS0_WDATA0_N		DMD_HS0_WDATA6_P
DMD_HS0_WDATA6_N		D_BP(0)
D_BN(0)
DMD_HS1_WDATA1_P
DMD_HS1_WDATA1_N		DMD_HS1_WDATA1_P
DMD_HS1_WDATA1_N		DMD_HS0_WDATA1_P
DMD_HS0_WDATA1_N		DMD_HS0_WDATA7_P
DMD_HS0_WDATA7_N		D_BP(1)
D_BN(1)
DMD_HS1_WDATA2_P
DMD_HS1_WDATA2_N		DMD_HS1_WDATA2_P
DMD_HS1_WDATA2_N		DMD_HS0_WDATA2_P
DMD_HS0_WDATA2_N		DMD_HS0_WDATA4_P
DMD_HS0_WDATA4_N		D_BP(2)
D_BN(2)
DMD_HS1_WDATA3_P
DMD_HS1_WDATA3_N		DMD_HS1_WDATA3_P
DMD_HS1_WDATA3_N		DMD_HS0_WDATA3_P
DMD_HS0_WDATA3_N		DMD_HS0_WDATA5_P
DMD_HS0_WDATA5_N		D_BP(3)
D_BN(3)
DMD_HS1_WDATA4_P
DMD_HS1_WDATA4_N		DMD_HS1_WDATA4_P
DMD_HS1_WDATA4_N		DMD_HS0_WDATA4_P
DMD_HS0_WDATA4_N		DMD_HS0_WDATA2_P
DMD_HS0_WDATA2_N		D_BP(4)
D_BN(4)
DMD_HS1_WDATA5_P
DMD_HS1_WDATA5_N		DMD_HS1_WDATA5_P
DMD_HS1_WDATA5_N		DMD_HS0_WDATA5_P
DMD_HS0_WDATA5_N		DMD_HS0_WDATA3_P
DMD_HS0_WDATA3_N		D_BP(5)
D_BN(5)
DMD_HS1_WDATA6_P
DMD_HS1_WDATA6_N		DMD_HS1_WDATA6_P
DMD_HS1_WDATA6_N		DMD_HS0_WDATA6_P
DMD_HS0_WDATA6_N		DMD_HS0_WDATA0_P
DMD_HS0_WDATA0_N		D_BP(6)
D_BN(6)
DMD_HS1_WDATA7_P
DMD_HS1_WDATA7_N		DMD_HS1_WDATA7_P
DMD_HS1_WDATA7_N		DMD_HS0_WDATA7_P
DMD_HS0_WDATA7_N		DMD_HS0_WDATA1_P
DMD_HS0_WDATA1_N		D_BP(7)
D_BN(7)