HT16561 Description
The HT16561 provides direct drive to VFD panels to implement a 12 hour clock function. In addition to obtaining its time base from a 4.194304MHz crystal oscillation source and in having a wide operating voltage, the device also contains a host of other.
HT16561 Key Features
- VFD display 12 hour clock function
- 4.194304MHz crystal oscillation
- Zero adjust function
- Integrated voltage regulator permits wide 4V to 16V
- Four level contrast control function
- 44-pin QFP package
- should be left open or kept at a low level IC test