DLPS037F October   2014  – June 2021 DLPC900

PRODUCTION DATA  

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  Recommended Operating Conditions
    4. 6.4  Thermal Information
    5. 6.5  Electrical Characteristics
    6. 6.6  System Oscillators Timing Requirements (1)
    7. 6.7  Power-Up and Power-Down Timing Requirements
      1. 6.7.1 Power-Up
      2. 6.7.2 Power-Down
    8. 6.8  JTAG Interface: I/O Boundary Scan Application Timing Requirements
    9. 6.9  JTAG Interface: I/O Boundary Scan Application Switching Characteristics
    10. 6.10 Programmable Output Clocks Switching Characteristics
    11. 6.11 Port 1 and 2 Input Pixel Interface Timing Requirements
    12. 6.12 Two Pixels Per Clock (48-Bit Bus) Timing Requirements
    13. 6.13 SSP Switching Characteristics
    14. 6.14 DMD Interface Switching Characteristics (1)
    15. 6.15 DMD LVDS Interface Switching Characteristics
    16. 6.16 Source Input Blanking Requirements
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 DMD Configurations
      2. 7.3.2 Video Timing Input Blanking Specification
      3. 7.3.3 Board-Level Test Support
      4. 7.3.4 Two Controller Considerations
      5. 7.3.5 Memory Design Considerations
        1. 7.3.5.1 Flash Memory Optimization
        2. 7.3.5.2 Operating Modes
        3. 7.3.5.3 DLPC900 Memory Space
        4. 7.3.5.4 Minimizing Memory Space
        5. 7.3.5.5 Minimizing Board Size
          1. 7.3.5.5.1 Package Selection
          2. 7.3.5.5.2 Large Density Flash
            1. 7.3.5.5.2.1 Combining Two Chip-Selects with One 32-Megabyte Flash
              1. 7.3.5.5.2.1.1 Combining Three Chip-Selects with One 64-Megabyte Flash
            2. 7.3.5.5.2.2 Combining Three Chip-Selects with One 128-Megabyte Flash
        6. 7.3.5.6 Minimizing Board Space
        7. 7.3.5.7 Flash Memory
    4. 7.4 Device Functional Modes
      1. 7.4.1 Structured Light Application
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Typical Two Controller Chipset
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 DLPC900 System Interfaces
            1. 8.2.1.2.1.1 Control Interface
            2. 8.2.1.2.1.2 Input Data Interfaces
            3. 8.2.1.2.1.3 DLPC900 System Output Interfaces
              1. 8.2.1.2.1.3.1 Illumination Interface
              2. 8.2.1.2.1.3.2 Trigger and Sync Interface
            4. 8.2.1.2.1.4 DLPC900 System Support Interfaces
              1. 8.2.1.2.1.4.1 Reference Clock and PLL
              2. 8.2.1.2.1.4.2 Program Memory Flash Interface
              3. 8.2.1.2.1.4.3 DMD Interface
      2. 8.2.2 Typical Single Controller Chipset
  9. Power Supply Recommendations
    1. 9.1 System Power Regulation
      1. 9.1.1 Power Distribution System
        1. 9.1.1.1 1.15-V System Power
        2. 9.1.1.2 1.8-V System Power
        3. 9.1.1.3 3.3-V System Power
    2. 9.2 System Environment and Defaults
      1. 9.2.1 DLPC900 System Power-Up and Reset Default Conditions
    3. 9.3 System Power-Up Sequence
      1. 9.3.1 Power-On Sense (POSENSE) Support
      2. 9.3.2 Power Good (PWRGOOD) Support
      3. 9.3.3 5-V Tolerant Support
    4. 9.4 System Reset Operation
      1. 9.4.1 Power-Up Reset Operation
      2. 9.4.2 System Reset Operation
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1  General PCB Recommendations
      2. 10.1.2  PCB Layout Guidelines for Internal Controller PLL Power
      3. 10.1.3  PCB Layout Guidelines for Quality Video Performance
      4. 10.1.4  Recommended MOSC Crystal Oscillator Configuration
      5. 10.1.5  Spread Spectrum Clock Generator Support
      6. 10.1.6  GPIO Interface
      7. 10.1.7  General Handling Guidelines for Unused CMOS-Type Pins
      8. 10.1.8  DMD Interface Considerations
        1. 10.1.8.1 Flex Connector Plating
      9. 10.1.9  PCB Design Standards
      10. 10.1.10 Signal Layers
      11. 10.1.11 Trace Widths and Minimum Spacing
      12. 10.1.12 Trace Impedance and Routing Priority
      13. 10.1.13 Power and Ground Planes
      14. 10.1.14 Power Vias
      15. 10.1.15 Decoupling
      16. 10.1.16 Fiducials
    2. 10.2 Layout Example
    3. 10.3 Thermal Considerations
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Device Nomenclature
      2. 11.1.2 Device Markings
      3. 11.1.3 DEFINITIONS - Video Timing Parameters
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 Receiving Notification of Documentation Updates
    4. 11.4 Support Resources
    5. 11.5 Trademarks
    6. 11.6 Electrostatic Discharge Caution
    7. 11.7 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

Recommended MOSC Crystal Oscillator Configuration

A recommended crystal oscillator configuration is shown in Figure 10-4.

It is assumed that the external crystal oscillator will stabilize within 50 ms after stable power is applied.

Table 10-1 Crystal Port Characteristics
PARAMETERNOMINALUNIT
MOSC-to-GND capacitance1.5pF
MOSCZ-to-GND capacitance1.5pF
Table 10-2 Recommended Crystal Configuration (1)
PARAMETERRECOMMENDEDUNIT
Crystal circuit configurationParallel resonant
Crystal typeFundamental (first harmonic)
Crystal nominal frequency20MHz
Crystal temperature stability± 30PPM
Crystal frequency tolerance (including accuracy, temperature, aging, and trim sensitivity)± 100PPM
Crystal equivalent series resistance (ESR)50 maxΩ
Crystal load20pF
Crystal shunt load7 maxpF
RS drive resistor (nominal)100Ω
RFB feedback resistor (nominal)1
CL1 external crystal load capacitor (MOSC)See Equation 1pF
CL2 external crystal load capacitor (MOSCN)See Equation 2pF
PCB layoutA ground isolation ring around the crystal is recommended
Typical drive level with the XSA020000FK1H-OCX crystal (ESRmax = 40 Ω) = 50 µW
Equation 1. CL1 = 2 × (CL – CStray-MOSC)
Equation 2. CL2 = 2 × (CL – CStray-MOSCN
Equation 3.

where

  • CL = Crystal load capacitance (Farads)
  • CStray-MOSC = Sum of package and PCB capacitance at the crystal pin associated with controller signal MOSC.
  • CStray-MOSCN = Sum of package and PCB capacitance at the crystal pin associated with controller signal MOSCN.
GUID-D8065DA2-9AE7-45EB-97F9-0AE570FD7B63-low.gifFigure 10-4 Crystal Oscillator Configuration