DA9313

High Efficiency Dual Cell Switched Capacitor Divider

Datasheet

Revision 3.0

07-Apr-2017

CFR0011-120-00

2 of 54

© 2017 Dialog Semiconductor

Contents

General Description ............................................................................................................................ 1

Key Features ........................................................................................................................................ 1

Applications ......................................................................................................................................... 1

Contents ............................................................................................................................................... 2

Figures.................................................................................................................................................. 3

Tables ................................................................................................................................................... 4

1

Terms and Definitions................................................................................................................... 5

2

References ..................................................................................................................................... 5

3

Functional Block Diagrams .......................................................................................................... 6

4

Pinout ........................................................................................................................................... 10

5

Absolute Maximum Ratings ....................................................................................................... 12

6

Recommended Operating Conditions....................................................................................... 12

7

Electrical Characteristics ........................................................................................................... 13

7.1

Power-On-Reset, Reference Generation and Supervision................................................. 13

7.2

Internal Oscillator ................................................................................................................ 14

7.3

Power Voltage Converter .................................................................................................... 14

7.4

VCORE................................................................................................................................ 15

7.5

VDDIO ................................................................................................................................. 16

7.6

Digital I/O Characteristics.................................................................................................... 16

8

I

2C Control Bus ............................................................................................................................ 18

9

Typical Characteristics ............................................................................................................... 19

9.1

Standalone Operation ......................................................................................................... 19

9.2

Master/Slave Operation ...................................................................................................... 20

10 Functional Description ............................................................................................................... 22

10.1 Start Up 22

10.1.1

Standalone Operation.......................................................................................... 22

10.1.2

Master/Slave Operation ....................................................................................... 22

10.2 Interface Functions.............................................................................................................. 23

10.2.1

GPIOs .................................................................................................................. 23

10.2.2

nONKEY .............................................................................................................. 25

10.3 Power Voltage Converter .................................................................................................... 27

10.3.1

PVC Output Voltage ............................................................................................ 27

10.3.2

PVC Start-Up ....................................................................................................... 27

10.3.3

PVC Operating Modes......................................................................................... 28

10.3.4

PVC Power Down ................................................................................................ 29

10.3.5

PVC Current Limit................................................................................................ 29

11 Operating Modes ......................................................................................................................... 30

11.1 OFF Mode (HARDRESET) ................................................................................................. 31

11.2 POWER_DOWN Mode ....................................................................................................... 31

11.3 ACTIVE Mode ..................................................................................................................... 31

11.4 SLEEP Mode....................................................................................................................... 31

11.5 FAULT RECOVERY Mode.................................................................................................. 32