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HT16C21 Datasheet PDF
- LCD Driver Controller - Controller
HT16C21 RAM Mapping 20*4 , 16*8 LCD Driver Controller Feature ●● Operating voltage: 2.4 ~ 5.5V ●● Internal 32kH- RC oscillator ●● Bias: 1, 3 or 1, 4; Duty: 1, 4 or 1, 8 ●● Internal LCD bias generation with voltagefollower buffers ●● I2C interface ●● Two selectable LCD frame frequencies: 80H- or 160H- ●● Up to 16 x 8 bits RAM for display data storage ●● Display patterns: 20 x 4 patterns: 20 segments and 4 commons 16 x 8 patterns: 16 segments and 8 commons �
Holtek Semiconductor
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