AS3675
Datasheet - Applications
Contents
1 General Description ............................................................................................................................1
2 Key Features .......................................................................................................................................1
3 Applications ........................................................................................................................................1
4 Pinout ...................................................................................................................................................4
4.1 Pin Definitions ..............................................................................................................................................5
5 Absolute Maximum Ratings ...............................................................................................................6
6 Electrical Characteristics ...................................................................................................................6
7 Typical Operating Characteristics .....................................................................................................7
8 Detailed Description ...........................................................................................................................9
8.1 Analog LDO ..................................................................................................................................................9
8.2 Step Up DC/DC Converter .........................................................................................................................11
8.3 Charge Pump .............................................................................................................................................16
8.4 Current Sinks .............................................................................................................................................24
8.5 General Purpose Input / Output .................................................................................................................46
8.6 LED Test .....................................................................................................................................................51
8.7 Analog-to-Digital Converter ........................................................................................................................53
8.8 Audio controlled LEDs ................................................................................................................................56
8.9 Power-On Reset .........................................................................................................................................65
8.10 Temperature Supervision ...........................................................................................................................67
8.11 Serial Interface ...........................................................................................................................................67
8.12 Operating Modes .......................................................................................................................................70
9 Register Map .....................................................................................................................................71
10 External Components .....................................................................................................................74
11 Package Drawings and Markings ..................................................................................................75
11.1 Tape & Reel Information .............................................................................................................................76
12 Ordering Information ......................................................................................................................77
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