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HT66F4530 数据表(PDF) 23 Page - Holtek Semiconductor Inc |
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HT66F4530 数据表(HTML) 23 Page - Holtek Semiconductor Inc |
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23 / 224 page  Rev. 1.00 �� De�e��e� �1� �01� Rev. 1.00 �3 De�e��e� �1� �01� HT66F4530/HT66F4540/HT66F4550 A/D Flash MCU with Dual Operational Amplifiers HT66F4530/HT66F4540/HT66F4550 A/D Flash MCU with Dual Operational Amplifiers A.C. Characteristics Fordatainthefollowingtables,notethatfactorssuchasoscillatortype,operatingvoltage,operating frequencyandtemperatureetc.,canallexertaninfluenceonthemeasuredvalues. High Speed Internal Oscillator – HIRC – Frequency Accuracy DuringtheprogramwritingoperationthewriterwilltrimtheHIRCoscillatoratauserselected HIRCfrequencyanduserselectedvoltageofeither3Vor5V. 3V Trim Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Temperature fHIRC �MHz W�ite� T�i��ed HIRC F�equen�y 3V Ta=�5°C -1% � +1% MHz Ta= -40°C~85°C -�% � +�% �.�V~5.5V Ta=�5°C -4% � +4% Ta= -40°C~85°C -�% � +�% 4MHz W�ite� T�i��ed HIRC F�equen�y 3V Ta=�5°C -1% 4 +1% MHz Ta= -40°C~85°C -�% 4 +�% �.�V~5.5V Ta=�5°C -3% 4 +3% Ta= -40°C~85°C -4% 4 +4% 8MHz W�ite� T�i��ed HIRC F�equen�y 3V Ta=�5°C -1% 8 +1% MHz Ta= -40°C~85°C -�% 8 +�% �.�V~5.5V Ta=�5°C -�.5% 8 +�.5% Ta=-40°C~85°C -3% 8 +3% 5V Trim Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Temperature fHIRC �MHz W�ite� T�i��ed HIRC F�equen�y 5V Ta=�5°C -1% � +1% MHz Ta= -40°C~85°C -�% � +�% �.�V~5.5V Ta=�5°C -7% � +7% Ta= -40°C~85°C -8% � +8% 4MHz W�ite� T�i��ed HIRC F�equen�y 5V Ta=�5°C -1% 4 +1% MHz Ta= -40°C~85°C -�% 4 +�% �.�V~5.5V Ta=�5°C -5% 4 +5% Ta= -40°C~85°C -�% 4 +�% 8MHz W�ite� T�i��ed HIRC F�equen�y 5V Ta=�5°C -1% 8 +1% MHz Ta= -40°C~85°C -�% 8 +�% �.�V~5.5V Ta=�5°C -�.5% 8 +�.5% Ta=-40°C~85°C -4% 8 +4% Notes:1.Theparametervaluesfor3V/5Vtrimareprovidedasthesearethetwoselectablefixedvoltagesatwhich theHIRCfrequencyistrimmedbythewriter. 2.Theminimumandmaximumtolerancevaluesprovidedinthetableareonlyforthefrequencyatwhich thewritertrimstheHIRCoscillator.Aftertrimmingatthischosenspecificfrequencyanychangein HIRCoscillatorfrequencyusingtheoscillatorregistercontrolbitsbytheapplicationprogramwillgivea frequencytolerancetowithin±20%. 3.Itisrecommendedthatthetrimvoltageisfixedat3Vforapplicationvoltagerangesfrom2.2Vto5.5V, astheHIRCfrequencytoleranceislowerthanthattrimmedat5V. |
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