HT66F20-1
HT66F20-1 is Flash MCU manufactured by Holtek Semiconductor.
Flash MCU with EEPROM
HT66F20-1/HT66F30-1 HT68F20-1/HT68F30-1
Revision: V1.60 Date: September 27, 2022
HT66F20-1/HT66F30-1/HT68F20-1/HT68F30-1 Flash MCU with EEPROM
Note that the HT66F20-1/HT68F20-1 devices, although mentioned in this datasheet, have already been phased out and are presently no longer available.
Features
CPU Features
- Operating Voltage:
- fSYS=8MHz: 2.2V~5.5V
- fSYS=12MHz: 2.7V~5.5V
- fSYS=20MHz: 4.5V~5.5V
- Up to 0.2μs instruction cycle with 20MHz system clock at VDD=5V
- Power down and wake-up functions to reduce power consumption
- Five oscillators:
- External Crystal
- HXT
- External 32.768kHz Crystal
- LXT
- External RC
- ERC
- Internal RC
- HIRC
- Internal 32kHz...
