This part is a kind of semiconductor called N154I1-L09.
Function of this product has TFT LCD Module.
Manufacturers : CMI MEI
Image and pinout :

Some of the text within the PDF file :
Global LCD Panel Exchange Center www.panelook.com One step solution for LCD / PDP / OLED panel application: Datasheet, inventory and accessory! www.panelook.com Global LCD Panel Exchange Center www.panelook.com Issued Date: Oct. 28, 2004 Model No.: N154I1-L09 (NF4I109901) Approval - CONTENTS - REVISION HISTORY --- 3 1. GENERAL DESCRIPTION 1.1 OVERVIEW 1.2 FEATURES 1.3 APPLICATION 1.4 GENERAL SPECIFICATIONS 1.5 MECHANICAL SPECIFICATIONS --- 4 2. ABSOLUTE MAXIMUM RATINGS 2.1 ABSOLUTE RATINGS OF ENVIRONMENT 2.2 ELECTRICAL ABSOLUTE RATINGS 2.2.1 TFT LCD MODULE 2.2.2 BACKLIGHT UNIT --- 5 3. ELECTRICAL CHARACTERISTICS 3.1 TFT [ ... ]
N154I1-L09 PDF Datasheet Download
