HT45F4M datasheet(6/138 Pages) HOLTEK

6 / 138 page

Rev. 1.10

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Rev. 1.10

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HT45F4M

Lithium Battery Backup Power ASSP MCU

HT45F4M

Lithium Battery Backup Power ASSP MCU

Features

CPU Features

• OperatingVoltage:

♦

fSYS=7.5MHz:2.7V~5.5V

♦

fSYS=15MHz:4.5V~5.5V

• Upto0.27μsinstructioncyclewith15MHzsystemclockatVDD=5V

• Powerdownandwake-upfunctionstoreducepowerconsumption

• Oscillators:

♦

InternalRC--HIRC

♦

Internal32kHz--LIRC

• Fullyintergratedinternal30MHzoscillatorrequiresnoexternalcomponents

• Multi-modeoperation:NORMAL,SLOW,IDLEandSLEEP

• Allinstructionsexecutedinoneortwoinstructioncycles

• Tablereadinstructions

• 63powerfulinstructions

• 4-levelsubroutinenesting

• Bitmanipulationinstruction

Peripheral Features

• FlashProgramMemory:2K×16

• RAMDataMemory:128×8

• EEPROMMemory:64×8

• WatchdogTimerfunction

• Upto16bidirectionalI/Olines

• Twopin-sharedexternalinterrupts

• MultipleTimerModulefortimemeasure,inputcapture,comparematchoutput,PWMoutput

functionorsinglepulseoutputfunction

• Overcurrentprotection(OCP)withinterrupt

• Overvoltageprotection(OVP)withinterrupt

• DualTime-Basefunctionsforgenerationoffixedtimeinterruptsignals

• 8-channel12-bitresolutionA/Dconverter

• Lowvoltageresetfunction(enable@2.55V)

• Lowvoltagedetectfunction

• Package:16-pinNSOPand20-pinSSOP

HT45F4M 데이터시트(PDF) 6 Page - Holtek Semiconductor Inc

HT45F4M 데이터시트(HTML) 6 Page - Holtek Semiconductor Inc

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