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HT16C21 - LCD Driver Controller

Description

The HT16C21 device is a memory mapping and multi-function LCD controller/driver.

The display segments of the device are 80 patterns (20 segments and 4 commons) or 128 patterns (16 segments and 8 commons).

Features

  • ly sampled but not 100% tested. Rev. 1.00 7 November 22, 2011 Datasheet pdf - ht.

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Full PDF Text Transcription

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www.DataSheet.co.kr HT16C21 RAM Mapping 20*4 / 16*8 LCD Driver Controller Feature ●● Operating voltage: 2.4 ~ 5.5V ●● Internal 32kHz 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: 80Hz or 160Hz ●● 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 ●● Versatile blinking modes ●● R/W address auto increment ●● Internal 16-step voltage adjustment to adjust LCD operating voltage ●● Low power consumption ●● Provides VLCD pin to adjust LCD operating voltage ●● Manufactured in silicon gate CMOS process ●● Package Type: 20/24/28 SOP, 16 NSOP and Chip.
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