HT45F3W datasheet(6/167 Pages) HOLTEK

6 / 167 page

Rev. 1.50

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HT45F3W

R-Type Blood Pressure Meter Flash MCU

HT45F3W

R-Type Blood Pressure Meter Flash MCU

Features

CPU Features

• OperatingVoltage:

♦

fSYS=4MHz:2.2V~5.5V

♦

fSYS=8MHz:3.0V~5.5V

♦

fSYS=12MHz:4.5~5.5V

• Upto0.33μsinstructioncyclewith12MHzsystemclockatVDD=5V

• Powerdownandwake-upfunctionstoreducepowerconsumption

• Fiveoscillators:

♦

ExternalCrystal–HXT

♦

External32.768kHzCrystal–LXT

♦

ExternalRC–ERC

♦

InternalRC–HIRC

♦

Internal32kHzRC–LIRC

• Multi-modeoperation:NORMAL,SLOW,IDLEandSLEEP

• Fullyintegratedinternal8MHzoscillatorrequiresnoexternalcomponents

• Allinstructionsexecutedinoneortwoinstructioncycles

• Tablereadinstructions

• 63powerfulinstructions

• Upto12-levelsubroutinenesting

• Bitmanipulationinstruction

Peripheral Features

• FlashProgramMemory:16K×16

• RAMDataMemory:512×8

• TrueEEPROMMemory:64×8

• WatchdogTimerfunction

• Upto29bidirectionalI/Olines

• Twopin-sharedexternalinterrupts

• MultipleTimerModulefortimemeasure,inputcapture,comparematchoutput,PWMoutputor

singlepulseoutputfunction

• TwoSerialSPIInterfaces

• DualTime-Basefunctionsforgenerationoffixedtimeinterruptsignals

• 8-channel13-bitresolutionA/Dconverter

• Onechannel16-bitD/Aconverter

• Lowvoltageresetfunction

• Lowvoltagedetectfunction

• LCDdriverfunction

• PGAandOPAModules

• Chargepumpand3.3VRegulatorforAnalogCircuit

• I/OPowerforSPI0andSPI1

• Packagetypes:64-pinLQFP

HT45F3W Datasheet(PDF) 6 Page - Holtek Semiconductor Inc

HT45F3W Datasheet(HTML) 6 Page - Holtek Semiconductor Inc

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