COM432??432??832?832??848??864??1648?SEGBuilt-.??,2013HT1622/HT1622GRAMMapping32′8LCDControllerforI/OMCUPATENTEDPATNo.:099352Features·················Operatingvoltage:~-inRCoscillatorR/WaddressautoincrementTwoselectablebuzzerfrequencies(2kHzor4kHz)essingmodesVLCDpintoadjustLCDoperatingvoltage1/4bias,1/8duty,′8patterns,8commons,32segmentsBuilt-ininternalresistortypebiasgenerator3-wireserialinterface8kindsoftimebaseorWDTselectionTimebaseorWDToverflowoutputBuilt-inLCDdisplayRAM44/52/64-pinLQFPpackagesHT1622G:GoldbumpedchipGeneralDescriptionHT1622isaperipheraldevicespeciallydesignedforI/(32′8).Italsosupportsserialinterface,buzzersound,--**********EEEEEEEEEEEG12103332221098SSSSSGGGGGGGGGG1198765432WDVATAVSSHT1622OSCI44LQFP-RSCDR1T1234SSSSSSSSSSSSSNNNEEEEEEEEEEEEEGGGGGGGGGGGGG11111111119879876543210LCD22226543SSSS4444476543IRQTT1201WDA5A121314151617181920VOV222SDSDQ6789SCI4244333331098765HT1L622VLCZD64QFP-445585901244456744440412343532CRSDR13333339SSSSSSSSSSSSSEEEEEEEEEEEEEG11111111198768765432101712801291222322943203163227282345678987654GGGGGGGGGGGGWDVATAVSSOSCIHT1L622VDD3352QFP-,2013PATENTEDHT1622/HT1622GPadAssignment545352515049484746454443CS142SSSSSSSSSSEEEEEEEEEEGGGGGGGGGG1111111111987654321041RD234309WR3
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