MM74C89 64-Bit 3-STATE Random Access Read/Write Me.
MM74C89 - 64-Bit 3-STATE Random Access Read/Write Memory
MM74C89 64-Bit 3-STATE Random Access Read/Write Memory October 1987 Revised January 1999 MM74C89 64-Bit 3-STATE Random Access Read/Write Memory Gene.MM74C89 - 64-Bit TRI-STATE Random Access Read/Write Memory
MM54C89 MM74C89 64-Bit TRI-STATE Random Access Read Write Memory March 1988 MM54C89 MM74C89 64-Bit TRI-STATE Random Access Read Write Memory General.