This part is a kind of semiconductor called PM25LV010.

Function of this product has (PM25LV010 / 020 / 040) Serial Flash Memory.

Manufacturers : PMC

Image and pinout :

Some of the text within the PDF file :

( DataSheet : ) PMC FEATURES • Single Power Supply Operation - Low voltage range: 2.7 V - 3.6 V • Memory Organization - Pm25LV010: 128K x 8 (1 Mbit) - Pm25LV020: 256K x 8 (2 Mbit) - Pm25LV040: 512K x 8 (4 Mbit) Pm25LV010 / 020 / 040 1 Mbit / 2 Mbit / 4 Mbit 3.0 Volt-only, Serial Flash Memory With 33 MHz SPI Bus Interface • Sector, Block or Chip Erase Operation - Typical 40 ms sector, block or chip erase • Software Write Protection - The Block Protect (BP2, BP1, BP0) bits allow partial or entire memory to be configured as read-only • Hardware Write Protection - Protect and unprotect the device from write operation by Write Protect (WP#) Pin • Low Power Consumption - Typical 10 mA active read current - Typical 15 mA program/erase current • High Product Enduranc [ ... ]

PM25LV010 PDF Datasheet Download