Datasheet Details
| Part number | HT1647 |
|---|---|
| Manufacturer | Holtek Semiconductor Inc |
| File Size | 190.71 KB |
| Description | 4-Level Gray Scale 64x16 LCD Controller for I/O C |
| Datasheet |
 HT1647 Datasheet
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General Description
HT1647 is a peripheral device specially designed for I/O type mC used to expand the display capability.
The max.
display segment of the device are 1024 patterns (64 segments and 16 commons).
Key Features
- Operating voltage: 2.7V~5.2V Built-in 32kHz RC oscillator External 32.768kHz crystal oscillator or 32kHz frequency source input Standby current < 1mA at 3V, < 2mA at 5V Internal resistor type: 1/5 bias or 1/4 bias, 1/16 duty Two selectable LCD frame frequencies: 89Hz or 170Hz Max. 64´16 patterns, 64 segments and 16 commons Built-in bit-map display RAM: 2048 bits (=64´16´2 bits) Built-in internal resistor type bias gen.
