USB flash drives, flash memory programming, SPI NOR flash memory chips

 SST25VF Series 16 Mbit 2 M x 8 3 V 50 NS SMT SPI Serial Flash - SOIC-8

https://www.futureelectronics.com/p/semiconductors--memory--flash--norflash--serial/sst25vf016b-50-4i-s2af-t-microchip-2414142