This part is a kind of semiconductor called ITDB02-5.0.

Function of this product has TFT LCD Module.

Manufacturers : ITead Studio

Image and pinout :

Some of the text within the PDF file :

1 Tech Support: support@iteadstudio.com ITDB02-5.0 Overview ITDB02-5.0 module is 5.0" TFT LCD with 65K color 800 x 480 resolutions. The controller of this LCD module is SSD1963, it supports 16bit data interface with 4 wires control interface. Moreover, this module includes the touch screen and SD card socket. This LCD is supported by UTFT Arduino library. Features   Compatible with UTFT library With SD Card Socket Specifications PCB size Power supply RoHS 118.5mm X 90.2mm X 1.6mm 5V DC Yes ITDB02-5.0 iteadstudio.com 2012-5-25 Free Datasheet http://www.datasheet-pdf.com/ 2 Tech Support: support@iteadstudio.com Electrical Characteristics Specification Power Voltage Output Voltage VH Target Voltage = 3.3V Target Voltage = 5V Min 4.5 3 4.5 -0.3 Type 5 3.3 5 0 20 Max 5.5 3.6 5.5 [ ... ]

ITDB02-5.0 PDF Datasheet Download