BUY GM76C88AL-15 https://www.utsource.net/itm/p/272360.html
Static RAM, 8Kx8, 28 Pin, Plastic, DIP
Description: The GM76C88AL-15 is a 8K x 8 bit CMOS static RAM manufactured by Goldstar Electron Co Ltd. Features: - Low power consumption - Fast access time: 150ns - Low standby current - TTL compatible inputs and outputs - Single 5V power supply - Fully static operation - No clock or refresh required Applications: - Data storage - High speed buffer memory - Programmable logic - Microprocessor systems - Automotive applications (For reference only)