BUY TC514CPJ https://www.utsource.net/itm/p/399937.html
Precision Analog Front Ends
Description: TC514CPJ is a 28-pin DIP CMOS static RAM chip manufactured by Teledyne. Features: - Low power consumption - High speed access time - Low voltage operation - Data retention - Low power standby mode Applications: - Automotive - Industrial - Medical - Telecommunications - Consumer electronics - Security systems (For reference only)