Electronic memories

RAM: Random Access Memory

ROM: Read Only Memory

SRAM: Static RAM

DRAM: Dynamic RAM

PROM: Programmable ROM

EPROM: Electrically Programmable ROM

EEPROM: Electrically Erasable PROM

VRAM: Video RAM (usually dual-ported SRAM)

how to store?

how to write?how to read?

RAM: The time needed

to read or write does not

depend on the bit location

Counterexample: Bubble

memories or CCDs are

serial access

Previous slide

Next slide

Back to first slide

View graphic version