HT1622G
HT1622G is RAM Mapping 64 x 16 LCD Controller manufactured by Holtek Semiconductor.
- Part of the HT1622 comparator family.
- Part of the HT1622 comparator family.
Features
- Operating voltage: 2.7V~5.2V
- Built-in RC oscillator
- 1/4 bias, 1/8 duty, frame frequency is 64Hz
- Max. 32´8 patterns, 8 mons, 32 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
- R/W address auto increment
- Two selectable buzzer frequencies (2k Hz or 4k Hz)
- Power down mand reduces power consumption
- Software configuration feature
- Data mode and mand mode instructions
- Three data accessing modes
- VLCD pin to adjust LCD operating voltage
- 44/52/64-pin LQFP packages
HT1622G: Gold bumped chip
General Description
HT1622 is a peripheral device specially designed for I/O type MCU used to expand the display capability. The max. display segment of the device are 256 patterns (32´8). It also supports serial interface,...