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ACT8862Q4I134-T

Advanced PMU for Amlogic AML8726-M3

Active-Semi, Inc 

ACT8862

Rev 1, 04-Sep-13

TABLE OF CONTENTS

General Information .....................................................................................................................................p. 01

Functional Block Diagram............................................................................................................................p. 03

Ordering Information....................................................................................................................................p. 04

Pin Configuration .........................................................................................................................................p. 04

Pin Descriptions...........................................................................................................................................p. 05

Absolute Maximum Ratings .........................................................................................................................p. 07

I2C Interface Electrical Characteristics ........................................................................................................p. 08

Global Register Map ....................................................................................................................................p. 09

Register and Bit Descriptions ......................................................................................................................p. 10

System Control Electrical Characteristics....................................................................................................p. 13

Step-Down DC/DC Electrical Characteristics ..............................................................................................p. 14

Low-Noise LDO Electrical Characteristics...................................................................................................p. 15

Typical Performance Characteristics...........................................................................................................p. 16

System control information ..........................................................................................................................p. 20

Interfacing with the Amlogic AML8726-M3 ......................................................................................p. 20

Control Signals .................................................................................................................................p. 21

Push-Button Control.........................................................................................................................p. 22

Control Sequences...........................................................................................................................p. 22

Functional Description .................................................................................................................................p. 25

I2C Interface .....................................................................................................................................p. 25

Voltage Monitor and Interrupt ......................................................................................................p. 25

Thermal Shutdown ...........................................................................................................................p. 25

Step-Down DC/DC Regulators ....................................................................................................................p. 26

General Description..........................................................................................................................p. 26

100% Duty Cycle Operation.............................................................................................................p. 26

Synchronous Rectification................................................................................................................p. 26

Soft-Start ..........................................................................................................................................p. 26

Compensation ..................................................................................................................................p. 26

Configuration Options.......................................................................................................................p. 26

OK[ ] and Output Fault Interrupt.......................................................................................................p. 27

PCB Layout Considerations .............................................................................................................p. 27

Low-Noise, Low-Dropout Linear Regulators................................................................................................p. 28

General Description..........................................................................................................................p. 28

Output Current Limit .........................................................................................................................p. 28

Compensation ..................................................................................................................................p. 28

Configuration Options.......................................................................................................................p. 28

OK[ ] and Output Fault Interrupt.......................................................................................................p. 28

PCB Layout Considerations .............................................................................................................p. 28

TQFN44-32 Package Outline and Dimensions ...........................................................................................p. 30

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