DLPS253B September   2024  – August 2025 DLPC8445 , DLPC8455

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, DLPC8445V, and DLPC8455)
    5. 4.4  DSI Input Data and Clock (Not Supported in DLPC8445, DLPC8445V, and DLPC8455)
    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 Diagrams
    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
        2.       64
      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 Hotplug Usage
    5. 7.5 Power Supplies for Unused Input Source Interfaces
    6. 7.6 Power Supplies
      1. 7.6.1 Power Supplies DLPA3085 or DLPA3082
  9. 8 Layout
    1. 8.1 Layout Guidelines
      1. 8.1.1 Layout Guideline for DLPC8445, DLPC8445V, or DLPC8455 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 DMD 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

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Table 6-15 GPIO Supported Functionality—LED-PWM, RGB Laser, and Laser-Phosphor Illumination Systems
GPIOSIGNAL NAMEDESCRIPTION
GPIO_00SSP1_SCLK (I)SSP Target
GPIO_01SSP1_DI (I)SSP Target
GPIO_02SSP1_DO (O)SSP Target
GPIO_03SSP1_CSZ0 (I)SSP Target
GPIO_04SSP1_CSZ1 (I)SSP Target
GPIO_05SSP1_CSZ2 (I)SSP Target
GPIO_06SSP1_BCSZ (I)SSP Target
GPIO_07IIC1_SCL (B)I2C Target
GPIO_08IIC1_SDA (B)I2C Target
GPIO_09WPC_COLOR_SENSOR_VSYNC (O)White Point Correction Sync
GPIO_10UART1_TXD (O)
GPIO_11UART1_RXD (I)
GPIO_12General Purpose Input/Output
GPIO_13RED_ENABLE (O)See Note (1)
GPIO_14GREEN_ENABLE (O)See Note (1)
GPIO_15BLUE_ENABLE (O)See Note (1)
GPIO_16General Purpose Input/Output
GPIO_17General Purpose Input/Output
GPIO_18General Purpose Input/Output
GPIO_19General Purpose Input/Output
GPIO_20General Purpose Input/Output
GPIO_213D LR (I)For 3D applications: Left or right 3D reference (left = 1, right = 0). To be provided by the host when a 3D command is not provided. Must transition in the middle of each frame (no closer than 1ms to the active edge of VSYNC)
GPIO_22CW_INDEX_0See Note (2)
GPIO_23LL_FAULT (O) / CW_PWM_0Fault signal used to monitor system faults, software command available to provide further details. See Note (2) for CW_PWM_0
GPIO_24CW_PWM_1See Note (2)
GPIO_25RED_PWM (O)See Note (1)
GPIO_26GREEN_PWM (O)See Note (1)
GPIO_27BLUE_PWM (O)See Note (1)
GPIO_28YELLOW_PWM (O)See Note (2)
GPIO_29CW_INDEX_1See Note (2)
GPIO_30General Purpose Input/Output
GPIO_31General Purpose Input/Output
GPIO_32General Purpose Input/Output
GPIO_33General Purpose Input/Output
GPIO_34General Purpose Input/Output
GPIO_35General Purpose Input/Output
GPIO_36General Purpose Input/Output
GPIO_37General Purpose Input/Output
GPIO_38General Purpose Input/Output
GPIO_39USB Select (O)
GPIO_404 way XPR (O)
GPIO_414 way XPR (O)
GPIO_424 way XPR (O)
GPIO_434 way XPR (O)
GPIO_444 way XPR (O)
GPIO_454 way XPR (O)
GPIO_464 way XPR (O)
GPIO_474 way XPR (O)
GPIO_484 way XPR (O)
GPIO_494 way XPR (O)
GPIO_504 way XPR (O)
GPIO_514 way XPR (O)
Notes:

(1) Laser safety features, which may be used depending on customer application, are outside the scope of TI software and are the responsibility of the customer when these signals are used to drive LASER illumination sources.

(2) Applicable only to Laser-Phosphor illumination systems