SLDS157E February   2008  – December 2014 TLC59116

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Description (continued)
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 Handling Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Timing Requirements
    7. 7.7 Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Open-Circuit Detection
      2. 9.3.2 Overtemperature Detection and Shutdown
      3. 9.3.3 Power-On Reset (POR)
      4. 9.3.4 External Reset
      5. 9.3.5 Software Reset
      6. 9.3.6 Individual Brightness Control With Group Dimming/Blinking
    4. 9.4 Device Functional Modes
      1. 9.4.1 Active
      2. 9.4.2 Standby
    5. 9.5 Register Maps
      1. 9.5.1  Mode Register 1 (MODE1)"SLEEP" to "OSC" in Mode Register 1 (MODE1) Table.
      2. 9.5.2  Mode Register 2 (MODE2)
      3. 9.5.3  Brightness Control Registers 0 to 15 (PWM0 to PWM15)
      4. 9.5.4  Group Duty Cycle Control Register (GRPPWM)
      5. 9.5.5  Group Frequency Register (GRPFREQ)
      6. 9.5.6  LED Driver Output State Registers 0 to 3 (LEDOUT0 to LEDOUT3)
      7. 9.5.7  I2C Bus Subaddress Registers 1 to 3 (SUBADR1 to SUBADR3)
      8. 9.5.8  LED All Call I2C Bus Address Register (ALLCALLADR)
      9. 9.5.9  Output Gain Control Register (IREF)
      10. 9.5.10 Error Flags Registers (EFLAG1, EFLAG2)
      11. 9.5.11 Control Register
  10. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 Device Address
      2. 10.1.2 Regular I2C Bus Slave Address
      3. 10.1.3 LED All Call I2C Bus Address
      4. 10.1.4 LED Sub Call I2C Bus Address
      5. 10.1.5 Software Reset I2C Bus Address
      6. 10.1.6 Characteristics of the I2C Bus
        1. 10.1.6.1 Bit Transfer
        2. 10.1.6.2 Start and Stop Conditions
        3. 10.1.6.3 Acknowledge
      7. 10.1.7 System Configuration
      8. 10.1.8 Constant Current Output
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Adjusting Output Current
      3. 10.2.3 Application Curve
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
    3. 12.3 Thermal Considerations
  13. 13Device and Documentation Support
    1. 13.1 Trademarks
    2. 13.2 Electrostatic Discharge Caution
    3. 13.3 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

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

8 Parameter Measurement Information

pmi_reset_lds157.gifFigure 3. Reset Timing
pmi_i2c_timing_lds157.gifFigure 4. Definition of Timing
pmi_i2cbustiming2_cls157.gif
NOTE: Rise and fall times refer to VIL and VIH.
Figure 5. I2C Bus Timing
pmi_test_cx_switch_lds157.gif
NOTE:
  • RL = Load resistance for SDA and SCL; should be >1 kΩ at 3-mA or lower current
  • CL = Load capacitance; includes jig and probe capacitance
  • RT = Termination resistance; should be equal to the output impedance (ZO) of the pulse generator
Figure 6. Test Circuit for Switching Characteristics