Samsung / SEC (KM) - DRAM 4 Megabit How to read the part number? KM41C4000AJ-6 ^^----------------- KM = Samsung / SEC KM41C4000AJ-6 ^---------------- DRAM KM41C4000AJ-6 ^-^^^----------- Internal Organization: 1 400 = 4Mbit (4M x 1) 4 100 = 4MBit (1M x 4) 8 512 = 4MBit (512k x 8) 16 256 = 4MBit (256k x 16) KM41C4000AJ-6 ^---------- Mode: 0 = Fast Page KM41C4000AJ-6 ^-------- Package: J = SOJ KM41C4000AJ-6 ^------ Speed: 5 = 50ns / 6 = 60ns / 7=70ns