 |
công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
|
|
công cụ tìm kiếm bảng dữ liệu linh kiện điện tử |
|
HT45F5R bảng dữ liệu(PDF) 91 Page - Holtek Semiconductor Inc |
|
|
|||||||||||||||||||||||||||||
HT45F5R bảng dữ liệu(HTML) 91 Page - Holtek Semiconductor Inc |
|
|
91 / 138 page  Rev. 1.10 90 De�e��e� 1�� �01� Rev. 1.10 91 De�e��e� 1�� �01� HT45F5R Charger ASSP Flash MCU HT45F5R Charger ASSP Flash MCU Analog to Digital Converter Theneedtointerfacetorealworldanalogsignalsisacommonrequirementformanyelectronic systems.However,toproperlyprocessthesesignalsbyamicrocontroller,theymustfirstbe convertedintodigitalsignalsbyA/Dconverters.ByintegratingtheA/Dconversionelectronic circuitryintothemicrocontroller,theneedforexternalcomponentsisreducedsignificantlywiththe correspondingfollow-onbenefitsoflowercostsandreducedcomponentspacerequirements. A/D Converter Overview Thisdevicecontainsamulti-channelanalogtodigitalconverterwhichcandirectlyinterfaceto externalanalogsignals,suchasthatfromsensorsorothercontrolsignalsandconvertthesesignals directlyintoa12-bitdigitalvalue.Italsocanconverttheinternalsignals,theBandgapreference voltageVBG,10×IS,USBD+/D-internaldividerregistersoutputvoltageVDPVDO/VDNVDO,intoa 12-bitdigitalvalue.Theexternalorinternalanalogsignaltobeconvertedisdeterminedbythe SAINS2~SAINS0bitstogetherwiththeSACS3~SACS0bits.Whentheexternalanalogsignalisto beconverted,thecorrespondingpin-sharedcontrolbitsshouldfirstbeproperlyconfiguredandthen desiredexternalchannelinputshouldbeselectedusingtheSAINS2~SAINS0andSACS3~SACS0 bits.Notethatwhentheinternalanalogsignalistobeconverted,thepin-sharedcontrolbitsshould alsobeproperlyconfiguredexcepttheSAINSandSACSbitfields.Moredetailedinformationabout theA/Dinputsignalisdescribedinthe"A/DConverterControlRegisters"and"A/DConverter InputSignals"sectionsrespectively. External Input Channels Internal Analog Signals Channel Select Bits 8: AN0~AN�� Vsense 4:VBG� 10×IS� VDPVDO� VDNVDO SAINS�~SAINS0� SACS�~SACS0 TheaccompanyingblockdiagramshowstheoverallinternalstructureoftheA/Dconverter,together withitsassociatedregisters. A/D Conve�te� START ADBZ ADCEN AVSS A/ D Clo�k ÷�N (N=0~7) fSYS AVDD ADCEN SADOL SADOH AN1 AN� A/D Conve�te� Refe�en�e Voltage A/D Data Registe�s VBG ADRFS SAINS�~SAINS0 SACS�~SACS0 SACKS�~ SACKS0 Vsense 10×IS VDPVDO VDNVDO Pin-sha�ed Sele�tion Pin-sha�ed Sele�tion AVDD SAVRS1~SAVRS0 VREF A/D Converter Structure |
|
Link URL |
| Cho đến nay ALLDATASHEET có giúp ích cho doanh nghiệp của bạn hay không? [ DONATE ] |
Alldatasheet là | Quảng cáo | Liên lạc với chúng tôi | Chính sách bảo mật | Liên kết đến bảng dữ liệu | Trao đổi link | Tìm kiếm theo nhà sản xuất All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
Vietnamese ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
