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DA9313

High Efficiency Dual Cell Switched Capacitor Divider

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DA9313

High Efficiency Dual Cell Switched Capacitor Divider

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 I2C 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

Datasheet

CFR0011-120-00

Revision 3.0

2 of 54

07-Apr-2017

© 2017 Dialog Semiconductor

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