HT1623 Overview
HT1623 is a peripheral device specially designed for I/O type MCU used to expand the display capability. display segment of the device are.
HT1623 Key Features
- Operating voltage: 2.7V~5.2V
- Built-in RC oscillator
- External 32.768kHz crystal or 32kHz frequency
- 1/4 bias, 1/8 duty, frame frequency is 64Hz
- Max. 48´8 patterns, 8 mons, 48 segments
- Built-in internal resistor type bias generator
- 3-wire serial interface
- 8 kinds of time base or WDT selection
- Time base or WDT overflow output
- Built-in LCD display RAM