This part is a kind of semiconductor called K9F4G08U0B.

Function of this product has FLASH MEMORY.

Manufacturers : Samsung

Image and pinout :

Some of the text within the PDF file :

K9K8G08U1B K9F4G08U0B K9F4G08B0B Advance FLASH MEMORY K9XXG08XXB INFORMATION IN THIS D OCUMENT IS PROVID ED IN RELA TION T O SA MSUNG PRODUCTS, AND IS SUBJECT TO CHANGE WITHOUT NOTICE. NOTHING IN THIS DOCUMENT SHALL BE CONSTRU ED AS GR ANTING ANY EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, LICENSE, TO ANY INTELLECTUAL PROPERTY RIGHTS IN SAMSUNG PRODUCTS OR TECHNOLOGY. ALL INFORMATION IN THIS DOCUMENT IS PROVIDED ON AS "AS IS" BASIS WITHOUT GUARANTEE OR WARRANTY OF ANY KIND. 1. For updates or additional information about Samsung products, contact your nearest Samsung office. 2. Samsung products are not intended for u se in life support, critical care, medical, safety eq uipment, or similar applications w here Product fai lure could resu lt in lo ss of life or person al or physical har [ ... ]

K9F4G08U0B PDF Datasheet Download