ZHCSD18A March   2013  – October 2014 LP55231

PRODUCTION DATA.  

1. 1 特性
2. 2 應(yīng)用
3. 3 說明
4. 4 修訂歷史記錄
5. 5 Pin Configuration and Functions
6. 6 Specifications
   1. 6.1  Absolute Maximum Ratings
   2. 6.2  Handling Ratings
   3. 6.3  Recommended Operating Conditions
   4. 6.4  Thermal Information
   5. 6.5  Electrical Characteristics
   6. 6.6  Charge Pump Electrical Characteristics
   7. 6.7  LED Driver Electrical Characteristics
   8. 6.8  LED Test Electrical Characteristics
   9. 6.9  Logic Interface Characteristics
   10. 6.10 Recommended External Clock Source Conditions
   11. 6.11 Serial Bus Timing Parameters (SDA, SCL)
   12. 6.12 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 Programming
      2. 7.3.2 LED Error Detection
      3. 7.3.3 Energy Efficiency
      4. 7.3.4 Temperature Compensation
      5. 7.3.5 Charge Pump Operational Description
         1. 7.3.5.1 Overview
         2. 7.3.5.2 Output Resistance
         3. 7.3.5.3 Controlling The Charge Pump
         4. 7.3.5.4 LED Forward Voltage Monitoring
         5. 7.3.5.5 Gain Change Hysteresis
      6. 7.3.6 LED Driver Operational Description
         1. 7.3.6.1 Overview
         2. 7.3.6.2 Powering LEDs
         3. 7.3.6.3 Controlling The High-Side LED Drivers
      7. 7.3.7 Automatic Power-Save Mode
      8. 7.3.8 PWM Power-Save Mode
   4. 7.4 Device Functional Modes
      1. 7.4.1 Modes Of Operation
   5. 7.5 Programming
      1. 7.5.1 I2C-Compatible Control Interface
         1. 7.5.1.1 Data Validity
         2. 7.5.1.2 Start And Stop Conditions
         3. 7.5.1.3 Transferring Data
      2. 7.5.2 I2C-Compatible Chip Address
         1. 7.5.2.1 Control Register Write Cycle
         2. 7.5.2.2 Control Register Read Cycle
         3. 7.5.2.3 Auto-Increment Feature
   6. 7.6 Register Maps
      1. 7.6.1 Register Set
      2. 7.6.2 Control Register Details
      3. 7.6.3 Instruction Set
      4. 7.6.4 LED Driver Instructions
         1. 7.6.4.1 Ramp
         2. 7.6.4.2 Ramp Instruction Application Example
         3. 7.6.4.3 Set_PWM
         4. 7.6.4.4 Wait
      5. 7.6.5 LED Mapping Instructions
         1. 7.6.5.1  MUX_LD_START; MUX_LD_END
         2. 7.6.5.2  MUX_MAP_START
         3. 7.6.5.3  MUX_SEL
         4. 7.6.5.4  MUX_CLR
         5. 7.6.5.5  MUX_MAP_NEXT
         6. 7.6.5.6  MUX_LD_NEXT
         7. 7.6.5.7  MUX_MAP_PREV
         8. 7.6.5.8  MUX_LD_PREV
         9. 7.6.5.9  MUX_MAP_ADDR
         10. 7.6.5.10 MUX_LD_ADDR
      6. 7.6.6 Branch Instructions
         1. 7.6.6.1 BRANCH
         2. 7.6.6.2 INT
         3. 7.6.6.3 RST
         4. 7.6.6.4 END
         5. 7.6.6.5 TRIGGER
      7. 7.6.7 Arithmetic Instructions
         1. 7.6.7.1 LD
         2. 7.6.7.2 ADD
         3. 7.6.7.3 SUB
8. 8 Application and Implementation
   1. 8.1 Application Information
   2. 8.2 Typical Applications
      1. 8.2.1 Using Two LP55231 in the Same Application
         1. 8.2.1.1 Design Requirements
         2. 8.2.1.2 Detailed Design Procedure
         3. 8.2.1.3 Application Curves
      2. 8.2.2 Driving Haptic Feedback with LP55231
         1. 8.2.2.1 Design Requirements
         2. 8.2.2.2 Detailed Design Procedure
         3. 8.2.2.3 Application Curves
9. 9 Power Supply Recommendations
10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
11. 11器件和文檔支持
    1. 11.1 器件支持
       1. 11.1.1 第三方產(chǎn)品免責聲明
    2. 11.2 商標
    3. 11.3 靜電放電警告
    4. 11.4 術(shù)語表
12. 12機械封裝和可訂購信息