WPS512K8VB-20RJM Datasheet and WPS512K8VB-20RJM manual

Manufacturer : White Electronic 

Packing : SOJ 

Pins : 36 

Temperature : Min -55 °C | Max 125 °C

Size : 213 KB

Application : "3.3V 512K x 8 SRAM, 20ns" 

WPS512K8VB-20RJM PDF Download