This part is a kind of semiconductor called 45DB041.
Function of this product has AT45DB041.
Manufacturers : ATMEL Corporation
Image and pinout :
Some of the text within the PDF file :
AT45DB041 Features • • • • • • • • • • • • • Single 2.7V - 3.6V Supply Serial Interface Architecture Page Program Operation Single Cycle Reprogram (Erase and Program) 2048 Pages (264 Bytes/Page) Main Memory Two 264-Byte Data Buffers - Allows Receiving of Data while Reprogramming of Non-Volatile Memory Internal Program and Control Timer Fast Page Program Time - 7 ms Typical 120 ms Typical Page to Buffer Transfer Time Low Power Dissipation 4 mA Active Read Current Typical 8 mA CMOS Standby Current Typical 5 MHz Max Clock Frequency Hardware Data Protection Feature Serial Peripheral Interface (SPI) Compatible – Modes 0 and 3 CMOS and TTL Compatible Inputs and Outputs Commercial and Industrial Temperature Ranges 4-Megabit 2.7-Volt Only Serial Da [ ... ]