HT66F0187 datasheet(7/192 Pages) HOLTEK

7 / 192 page

Rev. 1.20

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Rev. 1.20

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HT66F0187

A/D Flash MCU with EEPROM

HT66F0187

A/D Flash MCU with EEPROM

Features

CPU Features

• OperatingVoltage

♦

fSYS=8MHz:2.2V~5.5V

♦

fSYS=12MHz:2.7V~5.5V

♦

fSYS=20MHz:4.5V~5.5V

• Upto0.2μsinstructioncyclewith20MHzsystemclockatVDD=5V

• Powerdownandwake-upfunctionstoreducepowerconsumption

• Oscillators

♦

ExternalCrystal–HXT

♦

External32.768kHzCrystal–LXT

♦

InternalHighSpeedRC–HIRC

♦

Internal32kHzRC–LIRC

• Multi-modeoperation:NORMAL,SLOW,IDLEandSLEEP

• Fullyintegratedinternal8/12/16MHzoscillatorrequiresnoexternalcomponents

• Allinstructionsexecutedinonetothreeinstructioncycles

• Tablereadinstructions

• 115powerfulinstructions

• 8-levelsubroutinenesting

• Bitmanipulationinstruction

Peripheral Features

• FlashProgramMemory:4K×16

• RAMDataMemory:256×8

• TrueEEPROMMemory:64×8

• WatchdogTimerfunction

• 46bidirectionalI/Olines

• Softwarecontrolled4-SCOMlinesLCDdriverwith1/2bias

• ProgrammableI/OportsourcecurrentforLEDapplications

• Twopin-sharedexternalinterrupts

• MultipleTimerModulefortimemeasure,inputcapture,comparematchoutput,PWMoutputor

singlepulseoutputfunctions

• SerialInterfaceModulewithSPIandI2Cinterfaces

• Full-duplexUniversalAsynchronousReceiverandTransmitterInterface–UART

• Onecomparatorfunction

• DualTime-Basefunctionsforgenerationoffixedtimeinterruptsignals

• 8-channel12-bitresolutionA/Dconverter

• LowVoltageResetfunction

• LowVoltageDetectfunction

• Packagetype:44/48-pinLQFP

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