IDT71V256SB20PZ Datasheet and IDT71V256SB20PZ manual

Manufacturer : IDT 

Packing : TSOP 

Pins : 28 

Temperature : Min 0 °C | Max 70 °C

Size : 72 KB

Application : 3.3V CMOS fast SRAM with 2.5V compatible inputs 256K (32K x 8-bit) 

IDT71V256SB20PZ PDF Download