A67L83161/A67L83181/ A67L73321/A67L73361 Series 25.
AMIC Technology
A67L73321 - 256K X 16/18/ 128K X 32/36 LVTTL/ Flow-through DBA SRAM
A67L83161/A67L83181/ A67L73321/A67L73361 Series 256K X 16/18, 128K X 32/36 Preliminary Document Title 256K X 16/18, 128K X 32/36 LVTTL, Flow-through D.