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ADP8863ACPZ-R7 数据表(PDF) 2 Page - Analog Devices |
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ADP8863ACPZ-R7 数据表(HTML) 2 Page - Analog Devices |
2 / 48 page ADP8863 Rev. 0 | Page 2 of 48 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Typical Operating Circuit................................................................ 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 I2C Timing Diagram .................................................................... 4 Absolute Maximum Ratings............................................................ 5 Maximum Temperature Ranges ................................................. 5 Thermal Resistance ...................................................................... 5 ESD Caution.................................................................................. 5 Pin Configuration and Function Descriptions............................. 6 Typical Performance Characteristics ............................................. 7 Theory of Operation ...................................................................... 11 Power Stage.................................................................................. 12 Operating Modes........................................................................ 13 LED Groupings ........................................................................... 14 LED Current Settings................................................................. 14 Automated Fade In and Fade Out ............................................ 14 Independent Sink Control......................................................... 15 RGB Color Generation .............................................................. 15 Automated RGB Color Fades ................................................... 15 Backlight Operating Levels ....................................................... 16 Backlight Turn On/Turn Off/Dim ........................................... 16 Automatic Dim and Turn Off Timers ..................................... 16 Fade Override ............................................................................. 17 Ambient Light Sensing .............................................................. 17 Automatic Backlight Adjustment............................................. 18 Using the ADP8863 to Drive Additional LEDs...................... 19 Operating LEDs from Alternative Supplies ............................ 20 Short-Circuit Protection Mode ................................................ 21 Overvoltage Protection.............................................................. 21 Thermal Shutdown/Overtemperature Protection ................. 21 Interrupts..................................................................................... 21 Applications Information .............................................................. 23 Layout Guidelines....................................................................... 23 I2C Programming and Digital Control ........................................ 24 Backlight Register Descriptions ............................................... 29 Independent Sink Register Descriptions................................. 36 Comparator Register Descriptions .......................................... 44 Outline Dimensions ....................................................................... 48 Ordering Guide .......................................................................... 48 REVISION HISTORY 4/10—Revision 0: Initial Version |
类似零件编号 - ADP8863ACPZ-R7 |
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类似说明 - ADP8863ACPZ-R7 |
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