SLUSBU2A September   2014  – February 2016 TPS92661-Q1

PRODUCTION DATA.  

1. 1 Features
2. 2 Applications
3. 3 Description
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 Electrical Characteristics
   6. 6.6 Typical Characteristics
7. 7 Detailed Description
   1. 7.1 Overview
   2. 7.2 Functional Block Diagram
   3. 7.3 Feature Description
      1. 7.3.1  Controlling the Internal LED Bypass Switches
      2. 7.3.2  Internal Switch Resistance
      3. 7.3.3  PWM Dimming
      4. 7.3.4  PWM Clock
      5. 7.3.5  PWM Synchronization
      6. 7.3.6  Switch Slew Control
      7. 7.3.7  Effect of Phase Shifting LED Duty Cycles
      8. 7.3.8  LED Fault Detection and Protection
         1. 7.3.8.1 Fault Reporting and Timing
            1. 7.3.8.1.1 LED Open Fault Detect Timing Example
      9. 7.3.9  Glitch-Free Operation
         1. 7.3.9.1 Atomic Multi-Byte Writes
         2. 7.3.9.2 Synchronous Updates
            1. 7.3.9.2.1 LEDxON = LEDxOFF Boundary Condition
      10. 7.3.10 Internal Oscillator and Watchdog Timers
          1. 7.3.10.1 Clock Watchdog Timer
          2. 7.3.10.2 Communications Watchdog Timer
   4. 7.4 Device Functional Modes
      1. 7.4.1  Digital Interface Connections
         1. 7.4.1.1  Address (ADR0, ADR1, and ADR2 Pins)
         2. 7.4.1.2  Clock (CLK Pin)
         3. 7.4.1.3  Internal Charge Pump (CPP Pin)
         4. 7.4.1.4  Enable (EN Pin)
         5. 7.4.1.5  GND Pin
         6. 7.4.1.6  Receive (RX Pin)
         7. 7.4.1.7  Synchronization (SYNC Pin)
         8. 7.4.1.8  Transmit (TX Pin)
         9. 7.4.1.9  Primary Power Supply (VIN Pin)
         10. 7.4.1.10 On-Board 3.3-V Supply (VCC Pin)
      2. 7.4.2  Internal Pin-to-Pin Resistance
      3. 7.4.3  UART Physical Layer
      4. 7.4.4  UART Clock and Baudrate
      5. 7.4.5  UART Communications Reset
      6. 7.4.6  UART Device Addressing
      7. 7.4.7  UART Communications Protocol
         1. 7.4.7.1 Example 1:
         2. 7.4.7.2 Example 2:
         3. 7.4.7.3 Example 3:
      8. 7.4.8  Transaction Frame Description
      9. 7.4.9  Frame Initialization Byte
      10. 7.4.10 Register Address
      11. 7.4.11 Data Bytes
      12. 7.4.12 CRC Bytes
      13. 7.4.13 Registers
          1. 7.4.13.1 LED ON Registers
          2. 7.4.13.2 LED OFF Registers
          3. 7.4.13.3 Alternate LED On/Off Registers
          4. 7.4.13.4 Enable Registers
          5. 7.4.13.5 Control Registers
             1. 7.4.13.5.1 PWM Clock Divider Register (PCKDIV)
             2. 7.4.13.5.2 System Configuration Register (SYSCFG)
          6. 7.4.13.6 Default LED State Register (DEFLED)
          7. 7.4.13.7 PWM Period Counter Register (TCNT)
          8. 7.4.13.8 Diagnostic Registers
   5. 7.5 Programming
      1. 7.5.1 Read / Write Register Flow Chart
         1. 7.5.1.1 Register Write Flow Chart
         2. 7.5.1.2 Register Read Flow Chart
      2. 7.5.2 Complete Transaction Example
      3. 7.5.3 CRC Calculation Programming Examples
      4. 7.5.4 Code Examples to Implement Register Reads/Writes
   6. 7.6 Register Map
8. 8 Application and Implementation
   1. 8.1 Applications Information
      1. 8.1.1 Guidelines For Current Source
   2. 8.2 Design Examples
      1. 8.2.1 12 LED, 1.1-A Application
      2. 8.2.2 6 LED, 1.5-A Application
9. 9 Power Supply Recommendations
   1. 9.1 General Recommendations
   2. 9.2 Internal Regulator
   3. 9.3 Power Up and Reset
   4. 9.4 VIN Power Consumption
   5. 9.5 Initialization Set-Up
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
11. 11Device and Documentation Support
    1. 11.1 Trademarks
    2. 11.2 Electrostatic Discharge Caution
    3. 11.3 Export Control Notice
    4. 11.4 Glossary
12. 12Mechanical, Packaging, and Orderable Information