DA9313

High Efficiency Dual Cell Switched Capacitor Divider

Datasheet

Revision 3.5

23-Feb-2022

CFR0011-120-00

2 of 57

© 2022 Renesas Electronics

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 ........................................................................................................... 14

7.1

Power-On-Reset, Reference Generation and Supervision................................................. 14

7.2

Internal Oscillator ................................................................................................................ 15

7.3

Power Voltage Converter .................................................................................................... 15

7.4

VCORE ............................................................................................................................... 16

7.5

VDDIO ................................................................................................................................. 17

7.6

Digital I/O Characteristics.................................................................................................... 17

8

I2C Control Bus ............................................................................................................................ 19

9

Typical Characteristics ............................................................................................................... 20

9.1

Standalone Operation ......................................................................................................... 20

9.2

Master/Slave Operation ...................................................................................................... 21

10 Functional Description ............................................................................................................... 23

10.1 Start Up ............................................................................................................................. 23

10.1.1

Standalone Operation.......................................................................................... 23

10.1.2

Master/Slave Operation ....................................................................................... 23

10.2 Interface Functions.............................................................................................................. 24

10.2.1

GPIOs .................................................................................................................. 24

10.2.2

nONKEY .............................................................................................................. 26

10.3 Power Voltage Converter .................................................................................................... 28

10.3.1

PVC Output Voltage ............................................................................................ 28

10.3.2

PVC Start-Up ....................................................................................................... 28

10.3.3

PVC Operating Modes......................................................................................... 29

10.3.4

PVC Power Down ................................................................................................ 30

10.3.5

PVC Current Limit................................................................................................ 30

11 Operating Modes ......................................................................................................................... 31

11.1 OFF Mode (HARDRESET) ................................................................................................. 32

11.2 POWER_DOWN Mode ....................................................................................................... 32

11.3 ACTIVE Mode ..................................................................................................................... 32

11.4 SLEEP Mode....................................................................................................................... 32