26 LCD Display for Telephone HT16C24 Characteristics VDD = 4.7V ( Full Range : 2. 4V ~ 5.5V ) VLCD = 4.7V ( Full Range : 2. 4V ~ 5.5V ) I2C-bus Interface Display Dot : 68 Segments 4 Commons ( Maximum : 71 Segments 4 Commons or 67 Segments 8 Common ) Internal 16-step LCD Operating Voltage Adjustment Only a Few Components Required for the External Circuit Package Type : 80-pin LQFP HT16C24 MCU Interface Application Areas Application Circuit Top Board Bottom Board