Holtek HT66F20 - Page 57

Rev. 2.50 56 June 22, 2017 Rev. 2.50 57 June 22, 2017
HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM
HT66F20/HT66F30/HT66F40/HT66F50/HT66F60
HT66FU30/HT66FU40/HT66FU50/HT66FU60
A/D Flash MCU with EEPROM

  
 





 
 





   
  


 


 


 









  




 
  



 
    
     














System Clock Congurations
Note:Whenthesystemclocksourcef
SYS
isswitchedtof
L
fromf
H
,thehighspeedoscillationwillstoptoconserve
thepower.Thusthereisnof
H
~f
H
/64forperipheralcircuittouse.