ZHCSOH4A July   2021  – August 2021 DLPC1438

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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  Power Electrical Characteristics
    6. 6.6  Pin Electrical Characteristics
    7. 6.7  Internal Pullup and Pulldown Electrical Characteristics
    8. 6.8  DMD Sub-LVDS Interface Electrical Characteristics
    9. 6.9  DMD Low-Speed Interface Electrical Characteristics
    10. 6.10 System Oscillator Timing Requirements
    11. 6.11 Power Supply and Reset Timing Requirements
    12. 6.12 Parallel Interface Frame Timing Requirements
    13. 6.13 Parallel Interface General Timing Requirements
    14. 6.14 BT656 Interface General Timing Requirements
    15. 6.15 Flash Interface Timing Requirements
    16. 6.16 Other Timing Requirements
    17. 6.17 DMD Sub-LVDS Interface Switching Characteristics
    18. 6.18 DMD Parking Switching Characteristics
    19. 6.19 Chipset Component Usage Specification
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Input Source
        1. 7.3.1.1 Supported Resolution and Frame Rates
        2. 7.3.1.2 Parallel Interface
      2. 7.3.2 External Print
      3. 7.3.3 Device Startup
      4. 7.3.4 SPI Flash
        1. 7.3.4.1 SPI Flash Interface
        2. 7.3.4.2 SPI Flash Programming
      5. 7.3.5 I2C Interface
      6. 7.3.6 Test Point Support
      7. 7.3.7 DMD Interface
        1. 7.3.7.1 Sub-LVDS (HS) Interface
    4. 7.4 Device Functional Modes
    5. 7.5 Programming
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Pattern projector for 3D printer without actuation and without FPGA
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curve
      2. 8.2.2 Pattern projector for 3D printer with actuator
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curve
  9. 9 Power Supply Recommendations
    1. 9.1 PLL Design Considerations
    2. 9.2 System Power-Up and Power-Down Sequence
    3. 9.3 Power-Up Initialization Sequence
    4. 9.4 DMD Fast Park Control (PARKZ)
    5. 9.5 Hot Plug I/O Usage
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 PLL Power Layout
      2. 10.1.2 Reference Clock Layout
        1. 10.1.2.1 Recommended Crystal Oscillator Configuration
      3. 10.1.3 Unused Pins
      4. 10.1.4 DMD Control and Sub-LVDS Signals
      5. 10.1.5 Layer Changes
      6. 10.1.6 Stubs
      7. 10.1.7 Terminations
      8. 10.1.8 Routing Vias
      9. 10.1.9 Thermal Considerations
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 第三方产品免责声明
      2. 11.1.2 Device Nomenclature
        1. 11.1.2.1 Device Markings
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 接收文档更新通知
    4. 11.4 支持资源
    5. 11.5 Trademarks
    6. 11.6 Electrostatic Discharge Caution
    7. 11.7 术语表
  12. 12Mechanical, Packaging, and Orderable Information

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6.10 System Oscillator Timing Requirements

MINNOMMAXUNIT
fclkClock frequency, MOSC (master oscillator clock)(1)23.99824.00024.002MHz
tcCycle time, MOSC (clock period)(1)See Figure 6-541.66341.66741.670ns
tw(H)Pulse duration as percent of tc(2), MOSC, high50% to 50% reference points (signal)40%50%
tw(L)Pulse duration as percent of tc(2), MOSC, low50% to 50% reference points (signal)40%50%
ttTransition time(2), MOSC20% to 80% reference points (rising signal)
80% to 20% reference points (falling signal)		10ns
tjpLong-term, peak-to-peak, period jitter(2), MOSC
(that is the deviation in period from ideal period due solely to high frequency jitter)		2%
(1) The frequency accuracy for MOSC is ±200 PPM. (This includes impact to accuracy due to aging, temperature, and trim sensitivity.) The MOSC input does not support spread spectrum clock spreading.
(2) Applies only when driven by an external digital oscillator.
GUID-C274207E-7610-4AA9-AF3A-1CAB83AFBA87-low.gifFigure 6-5 System Oscillators