DA9062 datasheet(4/101 Pages) RENESAS

4 / 101 page

DA9062

PMIC for Applications Requiring up to 8.5 A

Datasheet

Revision 3.8

15-Feb-2022

CFR0011-120-00

4 of 99

8.3

GPIOs.................................................................................................................................. 39

8.3.1

GPI Functionality ................................................................................................. 40

8.3.2

GPO Functionality................................................................................................ 41

8.3.3

Alternate Functions .............................................................................................. 41

8.3.4

GPIO Forwarding ................................................................................................. 42

8.3.5

Analog Functions ................................................................................................. 42

8.4

Dynamic Voltage Control .................................................................................................... 42

8.5

Regulator Voltage A and B Selection.................................................................................. 42

8.6

LDOs ................................................................................................................................... 43

8.6.1

Control ................................................................................................................. 43

8.6.2

Current Limit ........................................................................................................ 43

8.6.3

Output Pull-Down................................................................................................. 43

8.7

Switching Regulators .......................................................................................................... 44

8.7.1

Control ................................................................................................................. 44

8.7.2

Output Voltage Slewing ....................................................................................... 44

8.7.3

Soft-Start.............................................................................................................. 44

8.7.4

Active Discharge .................................................................................................. 44

8.7.5

Peak Current Limit ............................................................................................... 44

8.7.6

Operating Mode ................................................................................................... 45

8.7.7

Half-Current Mode ............................................................................................... 45

8.7.8

Buck1 and Buck2 in Dual-Phase Mode ............................................................... 45

8.7.9

Buck4 in DDR Memory Bus Termination Mode................................................... 45

8.8

Power Modes ...................................................................................................................... 46

8.8.1

NO-POWER Mode............................................................................................... 47

8.8.2

RTC Mode ........................................................................................................... 47

8.8.3

RESET Mode ....................................................................................................... 47

8.8.4

POWERDOWN Mode.......................................................................................... 48

8.8.5

Power-Up, Power-Down, and Shutdown Sequences .......................................... 49

8.8.6

ACTIVE Mode ...................................................................................................... 50

8.9

Power Supply Sequencer.................................................................................................... 51

8.9.1

Programmable Slot Delays .................................................................................. 52

8.9.2

Sub-Sequences ................................................................................................... 52

8.9.3

Regulator Control................................................................................................. 52

8.9.4

GPO Control ........................................................................................................ 53

8.9.5

Wait Step ............................................................................................................. 54

8.9.6

32 kHz Clock Output............................................................................................ 54

8.9.7

Power-Down Disable ........................................................................................... 54

8.10 Junction Temperature Supervision ..................................................................................... 54

8.11 System Supply Voltage Supervision ................................................................................... 54

8.12 Backup Battery Charger...................................................................................................... 55

8.13 Real-Time Clock.................................................................................................................. 55

8.13.1

32 kHz Crystal Oscillator ..................................................................................... 55

8.14 Internal Oscillator ................................................................................................................ 56

8.15 Watchdog ............................................................................................................................ 56

Register Map ................................................................................................................................ 57

9.1

Register Page Control......................................................................................................... 57

9.2

Overview ............................................................................................................................. 57

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