This part is a kind of semiconductor called SST25VF080B.

Function of this product has 8 Mbit SPI Serial Flash.

Manufacturers : Microchip

Image and pinout :

Some of the text within the PDF file :

SST25VF080B 8 Mbit SPI Serial Flash Features • Single Voltage Read and Write Operations - 2.7-3.6V • Serial Interface Architecture - SPI Compatible: Mode 0 and Mode 3 • High Speed Clock Frequency - 50/66 MHz conditional (see Table 5-6) • Superior Reliability - Endurance: 100,000 Cycles (typical) - Greater than 100 years Data Retention • Low Power Consumption: - Active Read Current: 10 mA (typical) - Standby Current: 5 µA (typical) • Flexible Erase Capability - Uniform 4 KByte sectors - Uniform 32 KByte overlay blocks - Uniform 64 KByte overlay blocks • Fast Erase and Byte-Program: - Chip-Erase Time: 35 ms (typical) - Sector-/Block-Erase Time: 18 ms (typical) - Byte-Program Time: 7 µs (typical) • Auto Address Increment (AAI) Programming - Decrease total chip programming t [ ... ]

SST25VF080B PDF Datasheet Download