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Ordering number : ENN5066B
CMOS IC
LC75854E, 75854W
1/4 Duty LCD Display Drivers with Key Input Function
Overview
The LC75854E and LC75854W are 1/4 duty LCD display drivers that can directly drive up to 164 segments and can control up to four general-purpose output ports. These products also incorporate a key scan circuit that accepts input from up to 30 keys to reduce printed circuit board wiring.
Features
• Key input function for up to 30 keys (A key scan is performed only when a key is pressed.)
• 1/4 duty - 1/2 bias and 1/4 duty - 1/3 bias drive schemes can be controlled from serial data (up to 164 segments).