LC75897PW CMOS LSI 1/3, 1/4-Duty General-Purpose LCD Driver http://onsemi.
com Overview The LC75897PW is 1/3 duty and 1/4 duty general-purpose LCD display driver that can be used for frequency display in electronic tuners under the control of a microcontroller.
The LC75897PW can drive an LCD with up to 512 segments directly.
The LC75897PW can also control up to 8 generalpurpose output ports.
The LC75897PW has a built-in of up to three PWM output port channels, which enables to adjust the brightness of the RGB LED backlight.
SQFP144(20X20) Features  Switching between 1/3 duty and 1/4 duty drive techniques under serial data control.
 Switching between 1/2 bias and 1/3 bias drive technique...

Since 2006. D4U Semicon,
Electronic Components Datasheet Search Site. (Privacy Policy & Contact)