Memory ICs, SRAM chip programming, SRAM memory, SRAM memories,

 CY62157E Series 8 Mb (512 K x 16) 4.5 - 5.5 V 45 ns Static RAM - TSOP-44

https://www.futureelectronics.com/p/semiconductors--memory--RAM--static-ram--asynchronous/cy62157ell-45zsxi-infineon-7991086