Holtek HT66F0175 - Features; CPU Feat�Res

Rev. 1.50 6 August 28, 2017 Rev. 1.50 7 August 28, 2017
HT66F0175/HT66F0185
A/D Flash MCU with EEPROM
HT66F0175/HT66F0185
A/D Flash MCU with EEPROM
Features
CPU Features
• Operatingvoltage

♦
f
SYS
=8MHz:2.2V~5.5V

♦
f
SYS
=12MHz:2.7V~5.5V

♦
f
SYS
=20MHz:4.5V~5.5V
• Upto0.2μsinstructioncyclewith20MHzsystemclockatV
DD
=5V
• Powerdownandwake-upfunctionstoreducepowerconsumption
• Oscillatortype

♦
ExternalHighSpeedCrystal–HXT

♦
External32.768kHzCrystal–LXT

♦
InternalHighSpeedRC–HIRC

♦
Internal32kHzRC–LIRC
• Fullyintegratedinternal8/12/16MHzoscillatorrequiresnoexternalcomponents
• Multi-modeoperation:NORMAL,SLOW,IDLEandSLEEP
• Allinstructionsexecutedinonetotwoinstructioncycles
• Tablereadinstructions
• 63powerfulinstructions
• 8-levelsubroutinenesting
• Bitmanipulationinstruction
Peripheral Features
• ProgramMemory:Upto4K×16
• DataMemory:Upto256×8
• TrueEEPROMMemory:Upto128×8
• WatchdogTimerfunction
• Upto26bidirectionalI/Olines
• TwoexternalinterruptlinessharedwithI/Opins
• MultipleTimerModulesfortimemeasure,inputcapture,comparematchoutput,PWMoutput
functionorsinglepulseoutputfunction
• SerialInterfacesModule–SIMforSPIorI
2
C
• Softwarecontrolled6-SCOM/SSEGand18-SSEGlinesLCDdriverwith1/3bias
• ProgrammableI/OportsourcecurrentforLEDapplications
• DualTime-Basefunctionsforgenerationofxedtimeinterruptsignals
• 8-channel12-bitresolutionA/Dconverter
• OneComparatorfunction–availableinHT66F0185
• Fully-duplexUniversalAsynchronousReceiverandTransmitterInterface–UART,availablein
HT66F0185
• Lowvoltageresetfunction
• Lowvoltagedetectfunction
• Flashprogrammemorycanbere-programmedupto100,000times
• Flashprogrammemorydataretention>10years
• TrueEEPROMdatamemorycanbere-programmedupto1,000,000times
• TrueEEPROMdatamemorydataretention>10years
• Widerangeofavailablepackagetypes