This part is a kind of semiconductor called AM29F800B-1.

Function of this product has 8 Megabit (1 M x 8-Bit/512 K x 16-Bit) CMOS 5.0 Volt-only/ Boot Sector Flash Memory-Die Revision 1.

Manufacturers : AMD

Image and pinout :

Some of the text within the PDF file :

SUPPLEMENT Am29F800B Known Good Die 8 Megabit (1 M x 8-Bit/512 K x 16-Bit) CMOS 5.0 Volt-only, Boot Sector Flash MemoryDie Revision 1 DISTINCTIVE CHARACTERISTICS s Single power supply operation 5.0 Volt-only operation for read, erase, and program operations Minimizes system level requirements s Manufactured on 0.35 µm process technology Compatible with 0.5 µm Am29F800 device s High performance 90 or 120 ns access time s Low power consumption (typical values at 5 MHz) 1 µA standby mode current 20 mA read current (byte mode) 28 mA read current (word mode) 30 mA program/erase current s Flexible sector architecture One 16 Kbyte, two 8 Kbyte, one 32 Kbyte, and fifteen 64 Kbyte sectors (byte mode) One 8 Kword, two 4 Kword, one 16 Kword, and fifteen [ ... ]

AM29F800B-1 PDF Datasheet Download