Ordering number : ENA1391 LC75886PW CMOS IC 1/4 and 1/3-Duty LCD Display Driver with Key Input Function http://onsemi.
com Overview The LC75886PW is 1/4 duty and 1/3 duty LCD display driver that can directly drive up to 224 segments and can control up to 5 general-purpose output ports.
This product also incorporates 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 1/3 bias and 1/3 duty 1/3 bias drive schemes can be controlled from serial data.
• Capable of driving up to 224 segments using 1/4 duty and up to 171 segments using 1/3 d...

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