ADC 6021 Spécifications télécharger pdf (Page 2)

MYXPM6021*

Revision 1.1 - 10/21/14

*Advanced information. Subject to change without notice.

MYXPM6021*

Form #: CSI-D-685 Document 011

1 General Description

TheMYXPM6021PMICisamonolithicsinglechippowermanagementICforthenextgenerationIntel

Atom™processor.

ItprovidesallpowersuppliesfortabletPC’sandcanalsobeusedinmultipleembeddedapplicationsaswellasNetbooks

andNettops.ItisdesignedtosupportplatformsbasedonIntel’snewAtomprocessorseries,includingDDR3memory

andvariousperipherals.

Integrated Power Management

Micross’newMYXPM6021usesasinglesupplyvoltageatawiderangeofinputvoltageandprovideslownoisesupplies

toallSoCvoltagedomains,DDR3memoryandmanyperipherals.TheMYXPM6021integrates6highperformancelow

dropout(LDO)voltageregulators usingMicross’patentedSmart Mirror™technology forverylow quiescentcurrent.It

includes11internalpowerswitchesandthecontrollogicfor9externalswitchingdevices.Theseincludein-rushcurrent

controlforplatformpowerdistributionsimplication.SixfullyintegratedhighefciencyDC-DCbuckconvertersprovide

currenttoIntelAtomplatform’svariouslowvoltagedomainsaswellastothememoryandtheperipherals.Twobuck-

boostandoneboostconverteralsosupplyenergyfortheplatform.Allnineregulatorsaredesignedtosupportexternal

componentheightof1mm.

Ultra Flexible Power Sequencer

The ultra-exible power sequencer takes care of the complete platform start-up, state-transitioning and power down

procedure.TheMYXPM6021operatesautonomouslyandreducesthepowerconsumptionwhenenteringstand-byor

powerdownmode.TheMYXPM6021isfullyprogrammableandallowsadaptiontoallIntelAtomprocessorandplatform

sequences.TheOTPprogrammedpowersequenceiscopiedintooperationalregistersduringpower-up.Thoseregisters

canbeoverwrittenbyEEPROMafterinitialOTPcopyroutineorviaoperationalprocessor.

Auxiliary Function

An analogue to digital converter (ADC) with 10-bit resolution combined with a multi-channel input multiplexer allows

measurement of the input supply voltage, battery ID, PMIC die temperature, as well as 5 battery pack and system

temperatures.Thenumberofexternalcomponentsissignicantlyreducedduetotheintegrationof16GPIO’s,3channel

PWMoutputsignalgenerators,amulti-inputdetectorwithachargercontrol,aswellasaprogrammableIRQcontroller.

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