Chapter 9

Memory Capacity and Memory OrganizationK x NAddress[(log 2 (K)-1):0]MEMData[(N-1):0]x2K locations, N bits per location , Address bus has log 2 (K) address lines, data bus has N data lines.Chip capacity : number of bits a memory chipc can store , defined in bits , i.e. 1 Kbits, Mbits,( note : storage capacities of computer : Bytes)•memory chip has 64M : bits Computer has 64M : bytesMemory organization :• Each location can hold 1, 4 or 8 bits ( designed internally ) ; equal to # of data pin• How many location : address pins.2 x +y• referred as organization ; x is the number of address pins , y is number of bits in eachlocation