MYXPM6021 datasheet(4/113 Pages) MICROSS

4 / 113 page

MYXPM6021*

Revision 1.1 - 10/21/14

*Advanced information. Subject to change without notice.

MYXPM6021*

Form #: CSI-D-685 Document 011

Overview

MYXPM6021features:

• PowerSequencer&SystemControl:MYXPM6021includesanultra-flexiblepowersequencerprogrammablevia

OTPduringmanufacturingprocessandmodifiableviaexternalEEPROMdata.ItcontrolstheMYXPM6021blocks,

thepowersequences,theprogrammedADCsequence,interactswiththeSoCandtheperipherals

• SupplySources

• 6BuckRegulators

• 2Buck-BoostRegulators

• 1BoostRegulator

• 6LDORegulators

• 11internalpowerrailswitches

• 9externalpowerrailswitches

• 2Powermuxswitcheswherethesupplysourcecanbeselected

• CommunicationInterfaces

• I2C(slavedevice)masteredfromtheSoC

• Handshake/controlsignalsfrom/towardstheSoCandperipherals

• SVID(slavedevice)masteredfromtheSoC,butcapableofinterruptfromthePMIC

• I2C(masterdevice)orEEPROMInterface,usedtoreadEEPROMduringfirstpowerup.

• InputSourcePowerDetection:MYXPM6021willdetectconnectedpowersourcesandprovidesuchinformation

towardstheSoCand/orcharger.VBAT,VBUS_SENSE,VDCIN_SENSEandVSYSnodeswillbepermanently

monitoredviacomparatorsforinsertion,removalevents.FurthermoretheywillbemeasuredviatheGPADCinorder

totakedecisiononthebootprocess.

• SystemVoltageandTemperatureMeasurement:Thesytemvoltageandtemperaturemeasurementmonitors

theMYXPM6021inputvoltageatVSYS,theon-dietemperatureaswellasthebatteryandplatformsensor

temperatures.Inaddition,itdetectsover-andunder-voltageconditions.Ifactivated,itcanissuecriticalevents.

• GPADC:TheGPADCisprimarilyfortemperatureandvoltagemeasurements,andcanrunpredefinedsequencesor

asingleprogrammableone.Italsosupportsautomaticandmanualmeasurementmethodsandcanalsorunalsoin

astandbymodeatprogrammablelongintervals.

• DigitalBatteryInterface:1-wireprotocolagnosticdigitalcommunicationbetweenbatteryandSoC.Itintroducesa

levelshiftingbetweentheSoCandthemainbattery.

• OTP&EEPROMInterface:MYXPM6021willreaditsparametersfromintegratedOTPduringpoweronreset.

OptionallythoseOTPparametersettingscanbeoverwrittenbyanexternalEEPROMforback-upsolution,

debuggingordevelopment.Note,TheOTPcan’tbeoverwrittenandtheEEPROMcan’tbeprogrammedviathe

MYXPM6021.

• PlatformBack-upBatteryCharger:MYXPM6021includesanautonomouschargerforplatformbackupbatteries

suchascoincellsor“supercaps”.

MYXPM6021 Datasheet(PDF) 4 Page - Micross Components