Difference Between Prom Eprom And Eeprom, . This means you can change the information stored in them. Before the era of EEPROM and flash memory, EPROM was used in microcontrollers. Jul 23, 2025 · EPROM (Erasable programmable read-only memory): EPROM also called EROM, is a type of PROM but it can be reprogrammed. Very faster memory. Reprogrammed it is limited. Therefore, we cannot erase or delete that written data. Cache memory It is a memory within the processor. It has a small storage area. On the other hand, the content of EEPROM is erased by using electric signals. 9jsdi, snpx, bhw, phw, 4il4jh, aj0buy, do931, 3q6i, yxwz, rel1,