Part Number Manufacturer / Brand Brife Description Part StatusMemory SizeFunctionData RateAccess TimeVoltage - SupplyCurrent - Supply (Max)Bus DirectionalExpansion TypeProgrammable Flags SupportRetransmit CapabilityFWFT SupportOperating TemperatureMounting TypePackage / CaseSupplier Device Package
IDT, Integrated Device Technology Inc IC MEM FIFO 256X9 20NS 28-SOIC Obsolete2.25K (256 x 9)Asynchronous33.3MHz20ns4.5V ~ 5.5V80mAUni-DirectionalDepth, WidthNoYesNo0°C ~ 70°CSurface Mount28-SOIC (0.345", 8.77mm Width)28-SOIC
IDT, Integrated Device Technology Inc IC FIFO 4KX9 20NS 28SOIC Obsolete36K (4K x 9)Asynchronous33.3MHz20ns4.5V ~ 5.5V120mAUni-DirectionalDepth, WidthNoYesNo0°C ~ 70°CSurface Mount28-SOIC (0.345", 8.77mm Width)28-SOIC