Flash memory drives, Flash, NOR serial memory, embedded system, memory chip

 MX25L4006E Series 3 V 4 Mb (4 M x 1/2 M x 2) 86 MHz Serial Flash - SOP-8

https://www.futureelectronics.com/p/semiconductors--memory--flash--norflash--serial/mx25l4006em1i-12gtr-macronix-4029950