This part is a kind of semiconductor called SDN8080G.
Function of this product has 80 COM/SEG Driver.
Manufacturers : Advanced Semiconductor
Image and pinout :
Some of the text within the PDF file :
DATA SHEET SDN8080G 80-outputs common/segment driver To improve design and/or performance, Avant Electronics may make changes to its products. Please contact Avant Electronics for the latest versions of its products data sheet (v6) 2005 Sep 29 Avant Electronics SDN8080G 80-outputs common/segment driver 1 1.1 GENERAL Description The SDN8080G is a COMMON/SEGMEMT driver for large-panel dot-matrix STN LCD module. It can be used either as a COMMON driver or as a SEGMENT driver, by connecting its CS input to VDD or VSS. When its CS input is connected to VDD, the SDN8080G is an 80-COMMON driver. When its CS input is connected to VSS, the SDN8080G is an 80-SEGMENT driver. 1.2 Features • Operating voltage range (VDD-VSS, control logic): 2.7 ~ 5.5 volts. • LCD bias [ ... ]