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Memory and Storage
A typical RAM will read (place stored data on its outputs) whenever the Chip Select line is active and the Write Enable line is inactive.
True
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True
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Memory and Storage
Address multiplexing is used to reduce the number of address lines.
ROMs are used to store data that generally cannot be easily changed.
A write operation may also be referred to as a "fetch" operation.
ROMs are used to store data on a permanent basis.
The most widespread application of ROMs is in the storage of data and program codes that must be available on power-down in the microprocessor-based systems. These data and program codes are called firmware because they are firmly stored in hardware.
The TMS44100 4M × 1 DRAM does not have a chip select (SC) input.
A CD player is an example of a device that has random access capability.
A term often used commercially to refer to read/write memory is sequential-access memory.
If a memory design allows a storage location to be accessed without first sequencing through other locations, it is called Random Access Memory.
Flash memories are frequently used in place of floppy or small-capacity hard disk drives in portable computers.
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