Part No. Internal
Clock
VDD System
Clock
Program
Memory
Data
Memory
Data
EEPROM
I/O RTC AD Timer
Module
PFD Comp. Stack Package
HT68F03 4MHz
8MHz
12MHz
2.2V~
5.5V
32kHz ~ 20MHz 1Kx14 64x8 64x8 8 v 12-bitx4 CTM 10-bitx1
STM 10-bitx1
v 1 4 10MSOP
16NSOP
HT68F04 4MHz
8MHz
12MHz
2.2V~
5.5V
32kHz ~ 20MHz 2Kx15 96x8 64x8 8 v 12-bitx4 CTM 10-bitx1
STM 10-bitx1
ETM 10-bitx1
v 1 8 10MSOP
16NSOP
Note: The internal clock in the table is a fully integrated RC oscillator requiring no external components which can be used as the system clock.