C67401XJ (speed : TBC), FIFO cascadable memory by MMI (Now AMD) Format: 64 words x 4-bit Package: 16-CERDIP Download AMD C67401 datasheet: Status: NOS (New Old Stock) ****Note : speed of this device yet to be confirmed , for the 10 MHz &15 MHz version - please see related products tab above **** RoHS compliant: no