DLPS039F December   2015  – April 2019 TPS99000-Q1

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
    1.     Typical Standalone System
  4. Revision History
  5. Pin Configuration and Functions
    1.     Pin Functions - Initialization, Clock, and Diagnostics
    2.     Pin Functions - Power and Ground
    3.     Pin Functions - Power Supply Management
    4.     Pin Functions - Illumination Control
    5.     Pin Functions - Serial Peripheral Interfaces
    6.     Pin Functions - Analog to Digital Converter
  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 - Transimpedance Amplifier Parameters
    6. 6.6  Electrical Characteristics - Digital to Analog Converters
    7. 6.7  Electrical Characteristics - Analog to Digital Converter
    8. 6.8  Electrical Characteristics - FET Gate Drivers
    9. 6.9  Electrical Characteristics - Photo Comparator
    10. 6.10 Electrical Characteristics - Voltage Regulators
    11. 6.11 Electrical Characteristics - Temperature and Voltage Monitors
    12. 6.12 Electrical Characteristics - Current Consumption
    13. 6.13 Power-Up Timing Requirements
    14. 6.14 Power-Down Timing Requirements
    15. 6.15 Timing Requirements - Sequencer Clock
    16. 6.16 Timing Requirements - Host / Diagnostic Port SPI Interface
    17. 6.17 Timing Requirements - ADC Interface
    18. 6.18 Switching Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Illumination Control
        1. 7.3.1.1 Illumination System High Dynamic Range Dimming Overview
        2. 7.3.1.2 Illumination Control Loop
        3. 7.3.1.3 Continuous Mode Operation
          1. 7.3.1.3.1 Output Capacitance in Continuous Mode
          2. 7.3.1.3.2 Continuous Mode Driver Distortion and Blanking Current
          3. 7.3.1.3.3 Continuous Mode S_EN2 Dissipative Load Shunt Options
          4. 7.3.1.3.4 Continuous Mode Constant OFF Time
          5. 7.3.1.3.5 Continuous Mode Current Limit
        4. 7.3.1.4 Discontinuous Mode Operation
          1. 7.3.1.4.1 Discontinuous Mode Pulse Width Limit
          2. 7.3.1.4.2 COMPOUT_LOW Timer in Discontinuous Operation
          3. 7.3.1.4.3 Dimming Within Discontinuous Operation Range
          4. 7.3.1.4.4 Multiple Pulse Heights to Increase Bit Depth
          5. 7.3.1.4.5 TIA Gain Adjustment
          6. 7.3.1.4.6 Current Limit in Discontinuous Mode
          7. 7.3.1.4.7 CMODE Big Cap Mode in Discontinuous Operation
      2. 7.3.2 Over-Brightness Detection
        1. 7.3.2.1 Photo Feedback Monitor BIST
        2. 7.3.2.2 Excessive Brightness BIST
      3. 7.3.3 Analog to Digital Converter
        1. 7.3.3.1 Analog to Digital Converter Input Table
      4. 7.3.4 Power Sequencing and Monitoring
        1. 7.3.4.1 Power Monitoring
      5. 7.3.5 DMD Mirror Voltage Regulator
      6. 7.3.6 Low Dropout Regulators
      7. 7.3.7 System Monitoring Features
        1. 7.3.7.1 Windowed Watchdog Circuits
        2. 7.3.7.2 Die Temperature Monitors
        3. 7.3.7.3 External Clock Ratio Monitor
      8. 7.3.8 Communication Ports
        1. 7.3.8.1 Serial Peripheral Interface (SPI)
    4. 7.4 Device Functional Modes
      1. 7.4.1 OFF
      2. 7.4.2 STANDBY
      3. 7.4.3 POWERING_DMD
      4. 7.4.4 DISPLAY_RDY
      5. 7.4.5 DISPLAY_ON
      6. 7.4.6 PARKING
      7. 7.4.7 SHUTDOWN
    5. 7.5 Register Maps
      1. 7.5.1 System Status Registers
      2. 7.5.2 ADC Control
      3. 7.5.3 General Fault Status
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 HUD
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Application Design Considerations
          1. 8.2.1.2.1 Photodiode Considerations
          2. 8.2.1.2.2 LED Current Measurement
          3. 8.2.1.2.3 Setting the Current Limit
          4. 8.2.1.2.4 Input Voltage Variation Impact
          5. 8.2.1.2.5 Discontinuous Mode Photo Feedback Considerations
          6. 8.2.1.2.6 Transimpedance Amplifiers (TIAs, Usage, Offset, Dark Current, Ranges, RGB Trim)
      2. 8.2.2 Headlight
        1. 8.2.2.1 Design Requirements
  9. Power Supply Recommendations
    1. 9.1 TPS99000-Q1 Power Supply Architecture
    2. 9.2 TPS99000-Q1 Power Outputs
    3. 9.3 Power Supply Architecture
  10. 10Layout
    1. 10.1 Layout Guidelines
      1. 10.1.1 Power/High Current Signals
      2. 10.1.2 Sensitive Analog Signals
      3. 10.1.3 High Speed Digital Signals
      4. 10.1.4 High Power Current Loops
      5. 10.1.5 Kelvin Sensing Connections
      6. 10.1.6 Ground Separation
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Third-Party Products Disclaimer
    2. 11.2 Trademarks
    3. 11.3 Electrostatic Discharge Caution
    4. 11.4 Glossary
  12. 12Mechanical, Packaging, and Orderable Information
    1. 12.1 Package Option Addendum
      1. 12.1.1 Tape and Reel Information
      2. 12.1.2 Mechanical Drawings

Package Options

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

Analog to Digital Converter Input Table

Table 2. Analog to Digital Converter Input Table

PARAMETER INTERNAL OR EXTERNAL TEST CONDITIONS(1) MIN TYP MAX UNIT
Channel 0, Gain Low side sense amp External Gain set to 24x 22.56 24 25.44 V/V
Channel 0, Gain Low side sense amp External Gain set to 12x 11.28 12 12.72 V/V
Channel 0, Gain Low side sense amp External Gain set to 9x 8.46 9 9.54 V/V
Channel 1, Gain ADC_IN1_PAD (LED_ANODE) External 0.980 1.000 1.020 V/V
Channel 2, Gain ADC_IN2_PAD (VLED) External 0.980 1.000 1.020 V/V
Channel 3, Gain ADC_IN3_PAD External 0.980 1.000 1.020 V/V
Channel 4, Gain ADC_IN4_PAD External 0.980 1.000 1.020 V/V
Channel 5, Gain ADC_IN5_PAD (R_LED_THERM) External 0.980 1.000 1.020 V/V
Channel 6, Gain ADC_IN6_PAD (G_LED_THERM) External 0.980 1.000 1.020 V/V
Channel 7, Gain ADC_IN7_PAD (B_LED_THERM) External 0.980 1.000 1.020 V/V
Channel 8, Gain VBIAS Internal 0.0596 0.0621 0.0646 V/V
Channel 9, Gain VOFFSET Internal 0.1112 0.117 0.1218 V/V
Channel 10, Gain VRESET Internal –0.1978 –0.190 –0.1822 V/V
Channel 10, Offset VRESET Internal –1.217 –1.1935 –1.169 V
Channel 11, Gain VMAIN Internal 0.52546 0.559 0.59254 V/V
Channel 12, Gain DVDD Internal 0.31302 0.333 0.35298 V/V
Channel 13, Gain V1.1 Internal 0.65706 0.699 0.74094 V/V
Channel 14, Gain V1.8 Internal 0.40326 0.429 0.45474 V/V
Channel 15, Gain V3.3 Internal 0.2209 0.235 0.2491 V/V
Channel 16, Offset M8 LDO offset Internal 8.15 8.400 8.65 V
Channel 16, Gain M8 LDO Internal 0.980 1.000 1.020 V/V
Channel 17, Gain ext ADC VREF Internal 0.49 0.5 0.51 V/V
Channel 18, Gain Driver Power Internal 0.20398 0.217 0.23002 V/V
Channel 19, Gain Die Temp1 Internal 0.490 0.500 0.510 V/V
Channel 20, Gain Die Temp2 Internal 0.490 0.500 0.510 V/V
Channel 21, Gain ILED Control DAC Internal 0.490 0.500 0.510 V/V
Channel 22, Gain Photo Feedback Control DAC Internal 0.490 0.500 0.510 V/V
Channel 23, Gain Over-Brightness Control DAC Internal 0.490 0.500 0.510 V/V
Channel 24, Gain TIA1 Real Time Internal 0.490 0.500 0.510 V/V
Channel 25, Gain TIA1 Low Bandwidth Internal 0.490 0.500 0.510 V/V
Channel 26, Gain TIA2 Real Time Internal 0.490 0.500 0.510 V/V
Channel 27, Gain TIA2 Low Bandwidth Internal 0.490 0.500 0.510 V/V
Channel 28, Gain Channel not used Internal
Channel 29, Gain Main Bandgap, 0.5 V Internal 0.980 1.000 1.020 V/V
Channel 30, Gain TIA1 Monitor Internal 0.980 1.000 1.020 V/V
Channel 31, Gain TIA2 Monitor Internal 0.980 1.000 1.020 V/V
Conversion formula is (X + Offset) * Gain. X is the input voltage. Offset is 0 V unless specified above.