IDT7164S25TDB Datasheet and IDT7164S25TDB manual

Manufacturer : IDT 

Packing : CERDIP 

Pins : 28 

Temperature : Min -55 °C | Max 125 °C

Size : 114 KB

Application : CMOS static RAM 64K (8K x 8-bit) 

IDT7164S25TDB PDF Download