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HT16L21

Holtek Semiconductor
Part Number HT16L21
Manufacturer Holtek Semiconductor
Description LCD Controller Driver
Published Jan 1, 2012
Detailed Description www.DataSheet.co.kr HT16L21 RAM Mapping 32×4 LCD Driver Feature • Logic operating voltage: 1.8V~5.5V • LCD operating ...
Datasheet PDF File HT16L21 PDF File

HT16L21
HT16L21

Overview
www.
DataSheet.
co.
kr HT16L21 RAM Mapping 32×4 LCD Driver Feature • Logic operating voltage: 1.
8V~5.
5V • LCD operating voltage (VLCD): 2.
4V~6.
0V • External VLCD pin to supply LCD operating voltage • Internal 32kHz RC oscillator • Bias: 1/2 or 1/3; Duty:1/4 • Internal LCD bias generation with voltage-follower buffers • Integrated regulator to adjust LCD operating voltage: 3.
0V, 3.
2V, 3.
3V, 3.
4V, 4.
4V, 4.
5V, 4.
6V, 5.
0V • Integrated LED driver • Support I2C or SPI 3-wire serial interface controlled by IFS pin • Four selectable LCD frame frequencies: 64Hz or 85.
3Hz or 128Hz or 170.
6Hz • 32×4 bits RAM for display data storage • Max.
32×4 pixel: 32 segments and 4 commons • Support two ...


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