BUY 74V273MTC https://www.utsource.net/itm/p/4107250.html

Description: The 74V273MTC is a 20-pin TSSOP (Thin Shrink Small Outline Package) CMOS (Complementary Metal-Oxide Semiconductor) device. It is a dual 4-bit static RAM (Random Access Memory) with non-volatile memory. Features: Low power consumption High speed access time Low voltage operation Non-volatile memory Low power dissipation High noise immunity Low standby current TTL compatible inputs/outputs High reliability Applications: Automotive Industrial Medical Telecommunications Security Automation Consumer electronics (For reference only)