IDT - 64K X 16 MEGABIT STATIC RAM 40 pins, gold ceramic dated 1990

$185.0
Brand
IDT
MPN
8M624-S70CB
Country/Region of Manufacture
United States
IDT - 8M624-S70CB, 64K X 16 MEGABIT STATIC RAM 40 pins, gold ceramic dated 1990 sold as Good.,  Mint condition, not sure if used or NOS?