Ramaxel Technology LimitedRamaxel Technology LimitedConfidentialDRAM工作原理 DRAM工作原理Ramaxel Technology LimitedRamaxel Technology LimitedConfidential Dynamic Random Access Memory Each cell is a capacitor + a transistor Very small size SRAM uses six transistors per cell Divided into banks, rows & columns Each bank can be independently controlledDRAMRamaxel Technology LimitedRamaxel Technology LimitedConfidentialMain MemoryEverything that happens in the computer is resident in main memoryCapacity: aro