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HT66F20 Datasheet(PDF) 19 Page - Holtek Semiconductor Inc |
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HT66F20 Datasheet(HTML) 19 Page - Holtek Semiconductor Inc |
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19 / 298 page  Rev. 1.90 18 �e���a�� 18� �01� Rev. 1.90 19 �e���a�� 18� �01� HT66F20/HT66F30/HT66F40/HT66F50/HT66F60 HT66FU30/HT66FU40/HT66FU50/HT66FU60 Enhanced A/D Flash Type 8-Bit MCU with EEPROM HT66F20/HT66F30/HT66F40/HT66F50/HT66F60 HT66FU30/HT66FU40/HT66FU50/HT66FU60 Enhanced A/D Flash Type 8-Bit MCU with EEPROM HXT:Highfrequencycrystaloscillator LXT:Lowfrequencycrystaloscillator *:VDDisthedevicepowersupplywhileAVDDistheADCpowersupply.TheAVDDpinisbonded togetherinternallywithVDD. **:VSSisthedevicegroundpinwhileAVSSistheADCgroundpin.TheAVSSpinisbondedtogether internallywithVSS. AsthePinDescriptionSummarytableappliestothepackagetypewiththemostpins,notalloftheabove listedpinsmaybepresentonpackagetypeswithsmallernumbersofpins. HT66F40 Pin Name Function OP I/T O/T Pin-Shared Mapping PA0~PA7 Po�t A PAWU PAPU ST CMOS — PB0~PB7 Po�t B PBPU ST CMOS — PC0~PC7 Po�t C PCPU ST CMOS — PD0~PD7 Po�t D PDPU ST CMOS — PE0~PE7 Po�t E PEPU ST CMOS — P�0~P�1 Po�t � P�PU ST CMOS — AN0~AN7 ADC inp�t ACERL AN — PA0~PA7 VRE� ADC �efe�ence inp�t ADCR1 AN — PB5 C0-� C1- Compa�ato� 0� 1 inp�t CP0C CP1C AN — PA�� PC� C0+� C1+ Compa�ato� 0� 1 inp�t CP0C CP1C AN — PA�� PC� C0X� C1X Compa�ato� 0� 1 o�tp�t CP0C CP1C PRM0 — CMOS PA0� PA5 o� P�0� P�1 TCK0~TCK� TM0~TM� inp�t PRM1 ST — PA�� PA4� PC� o� PD�� PD�� PD0 TP0_0� TP0_1 TM0 I/O TMPC0 PRM� ST CMOS PA0� PC5 o� PC6� PD5 TP1A TM1 I/O TMPC0 PRM� ST CMOS PA1 o� PC7 TP1B_0~TP1B_� TM1 I/O TMPC0 PRM� ST CMOS PC0� PC1� PC5� o� -� -� PE4 TP�_0� TP�_1 TM� I/O TMPC1 PRM� ST CMOS PC�� PC4 o� PD1� PD4 INT0� INT1 Ext. Inte���pt 0� 1 PRM1 ST — PA�� PA4 o� PC4� PC5 o� PE6� PE7 PINT Pe�iphe�al Inte���pt PRM0 ST — PC� o� PC4 PCK Pe�iphe�al Clock o�tp�t PRM0 — CMOS PC� o� PC5 SDI SPI Data inp�t PRM0 ST — PA6 o� PD� o�PB7 SDO SPI Data o�tp�t PRM0 — CMOS PA5 o� PD� o� PB6 SCS SPI Slave Select PRM0 ST CMOS PB5 o� PD0 o� PD7 SCK SPI Se�ial Clock PRM0 ST CMOS PA7 o� PD1 o� PD6 SCL I�C Clock PRM0 ST NMOS PA7 o� PD1 o� PD6 SDA I�C Data PRM0 ST NMOS PA6 o� PD� o� PB7 SCOM0~SCOM� SCOM0~SCOM� SCOMC — SCOM PC0� PC1� PC6� PC7 OSC1 HXT/ERC pin CO HXT — PB1 OSC� HXT pin CO — HXT PB� XT1 LXT pin CO LXT — PB� XT� LXT pin CO — LXT PB4 |
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