These HT66F008 are Flash Memory type 8-bit high performance RISC architecture microcontrollers. Offering users the convenience of Flash Memory multi-programming

 CPU Features Operating voltage: fSYS= 8MHz: 2.2V~5.5V fSYS= 12MHz: 2.7V~5.5V fSYS= 16MHz: 3.3V~5.5V fSYS= 20MHz: 4.5V~5.5V Up to 0.2us instruction