ZHCSHV7B October   2018  – October 2018 LP5018 , LP5024

PRODUCTION DATA.  

  1. 特性
  2. 应用
  3. 说明
    1.     简化原理图
  4. 修订历史记录
  5. 说明 (续)
  6. Pin Configuration and Functions
    1.     Pin Functions
  7. Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD 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. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 PWM Control for Each Channel
        1. 8.3.1.1 Independent Color Mixing Per RGB LED Module
        2. 8.3.1.2 Independent Intensity Control Per RGB LED Module
          1. 8.3.1.2.1 Intensity-Control Register Configuration
          2. 8.3.1.2.2 Logarithmic- or Linear-Scale Intensity Control
        3. 8.3.1.3 12-Bit, 29-kHz PWM Generator Per Channel
          1. 8.3.1.3.1 PWM Generator
        4. 8.3.1.4 PWM Phase-Shifting
      2. 8.3.2 LED Bank Control
      3. 8.3.3 Current Range Setting
      4. 8.3.4 Automatic Power-Save Mode
      5. 8.3.5 Protection Features
        1. 8.3.5.1 Thermal Shutdown
        2. 8.3.5.2 UVLO
    4. 8.4 Device Functional Modes
    5. 8.5 Programming
      1. 8.5.1 I2C Interface
        1. 8.5.1.1 Data Validity
        2. 8.5.1.2 Start and Stop Conditions
        3. 8.5.1.3 Transferring Data
        4. 8.5.1.4 I2C Slave Addressing
        5. 8.5.1.5 Control-Register Write Cycle
        6. 8.5.1.6 Control-Register Read Cycle
        7. 8.5.1.7 Auto-Increment Feature
    6. 8.6 Register Maps
      1. 8.6.1  DEVICE_CONFIG0 (Address = 0h) [reset = 0h]
        1. Table 6. DEVICE_CONFIG0 Register Field Descriptions
      2. 8.6.2  DEVICE_CONFIG1 (Address = 1h) [reset = 3Ch]
        1. Table 7. DEVICE_CONFIG1 Register Field Descriptions
      3. 8.6.3  LED_CONFIG0 (Address = 2h) [reset = 00h]
        1. Table 8. LED_CONFIG0 Register Field Descriptions
      4. 8.6.4  BANK_BRIGHTNESS (Address = 3h) [reset = FFh]
        1. Table 9. BANK_BRIGHTNESS Register Field Descriptions
      5. 8.6.5  BANK_A_COLOR (Address = 4h) [reset = 00h]
        1. Table 10. BANK_A_COLOR Register Field Descriptions
      6. 8.6.6  BANK_B_COLOR (Address = 5h) [reset = 00h]
        1. Table 11. BANK_B_COLOR Register Field Descriptions
      7. 8.6.7  BANK_C_COLOR (Address = 6h) [reset = 00h]
        1. Table 12. BANK_C_COLOR Register Field Descriptions
      8. 8.6.8  LED0_BRIGHTNESS (Address = 7h) [reset = FFh]
        1. Table 13. LED0_BRIGHTNESS Register Field Descriptions
      9. 8.6.9  LED1_BRIGHTNESS (Address = 8h) [reset = FFh]
        1. Table 14. LED1_BRIGHTNESS Register Field Descriptions
      10. 8.6.10 LED2_BRIGHTNESS (Address = 9h) [reset = FFh]
        1. Table 15. LED2_BRIGHTNESS Register Field Descriptions
      11. 8.6.11 LED3_BRIGHTNESS (Address = 0Ah) [reset = FFh]
        1. Table 16. LED3_BRIGHTNESS Register Field Descriptions
      12. 8.6.12 LED4_BRIGHTNESS (Address = 0Bh) [reset = FFh]
        1. Table 17. LED4_BRIGHTNESS Register Field Descriptions
      13. 8.6.13 LED5_BRIGHTNESS (Address = 0Ch) [reset = FFh]
        1. Table 18. LED5_BRIGHTNESS Register Field Descriptions
      14. 8.6.14 LED6_BRIGHTNESS (Address = 0Dh) [reset = FFh]
        1. Table 19. LED6_BRIGHTNESS Register Field Descriptions
      15. 8.6.15 LED7_BRIGHTNESS (Address = 0Eh) [reset = FFh]
        1. Table 20. LED7_BRIGHTNESS Register Field Descriptions
      16. 8.6.16 OUT0_COLOR (Address = 0Fh) [reset = 00h]
        1. Table 21. OUT0_COLOR Register Field Descriptions
      17. 8.6.17 OUT1_COLOR (Address = 10h) [reset = 00h]
        1. Table 22. OUT1_COLOR Register Field Descriptions
      18. 8.6.18 OUT2_COLOR (Address = 11h) [reset = 00h]
        1. Table 23. OUT2_COLOR Register Field Descriptions
      19. 8.6.19 OUT3_COLOR (Address = 12h) [reset = 00h]
        1. Table 24. OUT3_COLOR Register Field Descriptions
      20. 8.6.20 OUT4_COLOR (Address = 13h) [reset = 00h]
        1. Table 25. OUT4_COLOR Register Field Descriptions
      21. 8.6.21 OUT5_COLOR (Address = 14h) [reset = 00h]
        1. Table 26. OUT5_COLOR Register Field Descriptions
      22. 8.6.22 OUT6_COLOR (Address = 15h) [reset = 00h]
        1. Table 27. OUT6_COLOR Register Field Descriptions
      23. 8.6.23 OUT7_COLOR (Address = 16h) [reset = 00h]
        1. Table 28. OUT7_COLOR Register Field Descriptions
      24. 8.6.24 OUT8_COLOR (Address = 17h) [reset = 00h]
        1. Table 29. OUT8_COLOR Register Field Descriptions
      25. 8.6.25 OUT9_COLOR (Address = 18h) [reset = 00h]
        1. Table 30. OUT9_COLOR Register Field Descriptions
      26. 8.6.26 OUT10_COLOR (Address = 19h) [reset = 00h]
        1. Table 31. OUT10_COLOR Register Field Descriptions
      27. 8.6.27 OUT11_COLOR (Address = 1Ah) [reset = 00h]
        1. Table 32. OUT11_COLOR Register Field Descriptions
      28. 8.6.28 OUT12_COLOR (Address = 1Bh) [reset = 00h]
        1. Table 33. OUT12_COLOR Register Field Descriptions
      29. 8.6.29 OUT13_COLOR (Address = 1Ch) [reset = 00h]
        1. Table 34. OUT13_COLOR Register Field Descriptions
      30. 8.6.30 OUT14_COLOR (Address = 1Dh) [reset = 00h]
        1. Table 35. OUT14_COLOR Register Field Descriptions
      31. 8.6.31 OUT15_COLOR (Address = 1Eh) [reset = 00h]
        1. Table 36. OUT15_COLOR Register Field Descriptions
      32. 8.6.32 OUT16_COLOR (Address = 1Fh) [reset = 00h]
        1. Table 37. OUT16_COLOR Register Field Descriptions
      33. 8.6.33 OUT17_COLOR (Address = 20h) [reset = 00h]
        1. Table 38. OUT17_COLOR Register Field Descriptions
      34. 8.6.34 OUT18_COLOR (Address = 21h) [reset = 00h]
        1. Table 39. OUT18_COLOR Register Field Descriptions
      35. 8.6.35 OUT19_COLOR (Address = 22h) [reset = 00h]
        1. Table 40. OUT19_COLOR Register Field Descriptions
      36. 8.6.36 OUT20_COLOR (Address = 23h) [reset = 00h]
        1. Table 41. OUT20_COLOR Register Field Descriptions
      37. 8.6.37 OUT21_COLOR (Address = 24h) [reset = 00h]
        1. Table 42. OUT21_COLOR Register Field Descriptions
      38. 8.6.38 OUT22_COLOR (Address = 25h) [reset = 00h]
        1. Table 43. OUT22_COLOR Register Field Descriptions
      39. 8.6.39 OUT23_COLOR (Address = 26h) [reset = 00h]
        1. Table 44. OUT23_COLOR Register Field Descriptions
      40. 8.6.40 RESET (Address = 27h) [reset = 00h]
        1. Table 45. OUT14_COLOR Register Field Descriptions
  9. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Examples
  12. 12器件和文档支持
    1. 12.1 相关链接
    2. 12.2 接收文档更新通知
    3. 12.3 社区资源
    4. 12.4 商标
    5. 12.5 静电放电警告
    6. 12.6 术语表
  13. 13机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

Register Maps

Table 4 lists the memory-mapped registers of the device.

Table 4. Register Maps

REGISTER NAME ADDR TYPE D7 D6 D5 D4 D3 D2 D1 D0 DEF-
AULT
DEVICE_
CONFIG0
00h R/W RESERVED Chip_EN RESERVED 00h
DEVICE_
CONFIG1
01h R/W RESERVED Log_Scale_EN Power_Save_
EN
Auto_Incr_EN PWM_
Dithering_EN
Max_Current_
Option
LED_Global Off 3Ch
LED_CONFIG0 02h R/W LED7_Bank_EN
(Only for LP5024)
LED6_Bank_EN
(Only for LP5024)
LED5_Bank_EN LED4_Bank_EN LED3_Bank_EN LED2_Bank_EN LED1_Bank_EN LED0_Bank_EN 00h
BANK_
BRIGHTNESS
03h R/W Bank_Brightness FFh
BANK_A_
COLOR
04h R/W Bank_A_Color 00h
BANK_B_
COLOR
05h R/W Bank_B_Color 00h
BANK_C_
COLOR
06h R/W Bank_C_Color 00h
LED0_
BRIGHTNESS
07h R/W LED0_Brightness FFh
LED1_
BRIGHTNESS
08h R/W LED1_Brightness FFh
LED2_
BRIGHTNESS
09h R/W LED2_Brightness FFh
LED3_
BRIGHTNESS
0Ah R/W LED3_Brightness FFh
LED4_
BRIGHTNESS
0Bh R/W LED4_Brightness FFh
LED5_
BRIGHTNESS
0Ch R/W LED5_Brightness FFh
LED6_
BRIGHTNESS
0Dh R/W LED6_Brightness
(Only for LP5024)
FFh
LED7_
BRIGHTNESS
0Eh R/W LED7_Brightness
(Only for LP5024)
FFh
OUT0_COLOR 0Fh R/W OUT0_Color 00h
OUT1_COLOR 10h R/W OUT1_Color 00h
OUT2_COLOR 11h R/W OUT2_Color 00h
OUT3_COLOR 12h R/W OUT3_Color 00h
OUT4_COLOR 13h R/W OUT4_Color 00h
OUT5_COLOR 14h R/W OUT5_Color 00h
OUT6_COLOR 15h R/W OUT6_Color 00h
OUT7_COLOR 16h R/W OUT7_Color 00h
OUT8_COLOR 17h R/W OUT8_Color 00h
OUT9_COLOR 18h R/W OUT9_Color 00h
OUT10_COLOR 19h R/W OUT10_Color 00h
OUT11_COLOR 1Ah R/W OUT11_Color 00h
OUT12_COLOR 1Bh R/W OUT12_Color 00h
OUT13_COLOR 1Ch R/W OUT13_Color 00h
OUT14_COLOR 1Dh R/W OUT14_Color 00h
OUT15_COLOR 1Eh R/W OUT15_Color 00h
OUT16_COLOR 1Fh R/W OUT16_Color 00h
OUT17_COLOR 20h R/W OUT17_Color 00h
OUT18_COLOR 21h R/W OUT18_Color
(Only for LP5024)
00h
OUT19_COLOR 22h R/W OUT19_Color
(Only for LP5024)
00h
OUT20_COLOR 23h R/W OUT20_Color
(Only for LP5024)
00h
OUT21_COLOR 24h R/W OUT21_Color
(Only for LP5024)
00h
OUT22_COLOR 25h R/W OUT22_Color
(Only for LP5024)
00h
OUT23_COLOR 26h R/W OUT23_Color
(Only for LP5024)
00h
RESET 27h W Reset 00h

Table 5. Access Type Codes

ACCESS TYPE CODE DESCRIPTION
Read Type
R R Read
Write Type
W W Write
Reset or Default Value
-n Value after reset or the default value