BUY UPD431000AGW-70L https://www.utsource.net/itm/p/1402789.html
1M-BIT CMOS STATIC RAM 128K-WORD BY 8-BIT
Description: UPD431000AGW-70L is a 32-pin SOP (Small Outline Package) integrated circuit manufactured by NEC. It is a 4-bit CMOS static RAM. Features: - Low power consumption - Low voltage operation - High speed operation - High noise immunity - Low standby current Applications: - Automotive - Industrial - Consumer - Medical - Telecommunications (For reference only)