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DA9062-XXAM2 Datasheet(PDF) 4 Page - Dialog Semiconductor |
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DA9062-XXAM2 Datasheet(HTML) 4 Page - Dialog Semiconductor |
4 / 93 page DA9062 Entry level PMIC for applications requiring up to 8.5 A Datasheet Revision 3.2 18-Feb-2015 4 of 93 © 2016 Dialog Semiconductor 7.3.3 Alternate functions ............................................................................................... 37 7.3.4 GPIO forwarding .................................................................................................. 38 7.3.5 Analog functions .................................................................................................. 38 7.4 Dynamic voltage control...................................................................................................... 38 7.5 Regulator voltage A and B selection ................................................................................... 38 7.6 LDOs ................................................................................................................................... 39 7.6.1 Control ................................................................................................................. 39 7.6.2 Current limit ......................................................................................................... 39 7.6.3 Output pull-down.................................................................................................. 39 7.7 Switching regulators............................................................................................................ 40 7.7.1 Control ................................................................................................................. 40 7.7.2 Output voltage slewing ........................................................................................ 40 7.7.3 Soft-start .............................................................................................................. 40 7.7.4 Active discharge .................................................................................................. 40 7.7.5 Peak current limit ................................................................................................. 40 7.7.6 Operating mode ................................................................................................... 41 7.7.7 Half-current mode ................................................................................................ 41 7.7.8 Buck4 in DDR memory bus termination mode .................................................... 41 7.8 Power modes ...................................................................................................................... 42 7.8.1 NO-POWER mode............................................................................................... 42 7.8.2 RTC mode ........................................................................................................... 43 7.8.3 RESET mode ....................................................................................................... 43 7.8.4 POWERDOWN mode.......................................................................................... 44 7.8.5 Power-up, power-down, and shutdown sequences............................................. 45 7.8.6 ACTIVE mode ...................................................................................................... 45 7.9 Power supply sequencer..................................................................................................... 46 7.9.1 Sub-sequences .................................................................................................... 47 7.9.2 Regulator control ................................................................................................. 47 7.9.3 GPO control ......................................................................................................... 48 7.9.4 Wait step .............................................................................................................. 49 7.9.5 32 kHz clock output ............................................................................................. 49 7.9.6 Power-down disable ............................................................................................ 49 7.10 Junction temperature supervision ....................................................................................... 49 7.11 System supply voltage supervision ..................................................................................... 49 7.12 Backup battery charger ....................................................................................................... 50 7.13 Real-time clock (RTC)......................................................................................................... 50 7.13.1 32 kHz crystal oscillator ....................................................................................... 50 7.14 Internal oscillator ................................................................................................................. 51 7.15 Watchdog ............................................................................................................................ 51 8 Register map................................................................................................................................ 52 8.1 Register page control .......................................................................................................... 52 8.2 Overview ............................................................................................................................. 52 9 Application information .............................................................................................................. 55 9.1 Component selection .......................................................................................................... 55 9.1.1 Resistors .............................................................................................................. 55 9.1.2 Capacitors............................................................................................................ 55 9.1.3 Inductors .............................................................................................................. 56 |
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